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-rw-r--r--hw/rdma/Makefile.objs2
-rw-r--r--hw/rdma/rdma.c30
-rw-r--r--hw/rdma/rdma_backend.c518
-rw-r--r--hw/rdma/rdma_backend.h7
-rw-r--r--hw/rdma/rdma_backend_defs.h10
-rw-r--r--hw/rdma/rdma_rm.c196
-rw-r--r--hw/rdma/rdma_rm.h11
-rw-r--r--hw/rdma/rdma_rm_defs.h32
-rw-r--r--hw/rdma/rdma_utils.c83
-rw-r--r--hw/rdma/rdma_utils.h61
-rw-r--r--hw/rdma/trace-events34
-rw-r--r--hw/rdma/vmw/pvrdma.h12
-rw-r--r--hw/rdma/vmw/pvrdma_cmd.c121
-rw-r--r--hw/rdma/vmw/pvrdma_dev_ring.c26
-rw-r--r--hw/rdma/vmw/pvrdma_main.c182
-rw-r--r--hw/rdma/vmw/pvrdma_qp_ops.c54
-rw-r--r--hw/rdma/vmw/trace-events20
17 files changed, 751 insertions, 648 deletions
diff --git a/hw/rdma/Makefile.objs b/hw/rdma/Makefile.objs
index 533ab2f84a..819bb12a35 100644
--- a/hw/rdma/Makefile.objs
+++ b/hw/rdma/Makefile.objs
@@ -1,3 +1,3 @@
-obj-$(CONFIG_VMW_PVRDMA) += rdma_utils.o rdma_backend.o rdma_rm.o
+obj-$(CONFIG_VMW_PVRDMA) += rdma_utils.o rdma_backend.o rdma_rm.o rdma.o
obj-$(CONFIG_VMW_PVRDMA) += vmw/pvrdma_dev_ring.o vmw/pvrdma_cmd.o \
vmw/pvrdma_qp_ops.o vmw/pvrdma_main.o
diff --git a/hw/rdma/rdma.c b/hw/rdma/rdma.c
new file mode 100644
index 0000000000..7bec0d0d2c
--- /dev/null
+++ b/hw/rdma/rdma.c
@@ -0,0 +1,30 @@
+/*
+ * RDMA device interface
+ *
+ * Copyright (C) 2018 Oracle
+ * Copyright (C) 2018 Red Hat Inc
+ *
+ * Authors:
+ * Yuval Shaia <yuval.shaia@oracle.com>
+ *
+ * This work is licensed under the terms of the GNU GPL, version 2 or later.
+ * See the COPYING file in the top-level directory.
+ *
+ */
+
+#include "qemu/osdep.h"
+#include "hw/rdma/rdma.h"
+#include "qemu/module.h"
+
+static const TypeInfo rdma_hmp_info = {
+ .name = INTERFACE_RDMA_PROVIDER,
+ .parent = TYPE_INTERFACE,
+ .class_size = sizeof(RdmaProviderClass),
+};
+
+static void rdma_register_types(void)
+{
+ type_register_static(&rdma_hmp_info);
+}
+
+type_init(rdma_register_types)
diff --git a/hw/rdma/rdma_backend.c b/hw/rdma/rdma_backend.c
index fd571f21e5..d1660b6474 100644
--- a/hw/rdma/rdma_backend.c
+++ b/hw/rdma/rdma_backend.c
@@ -14,7 +14,6 @@
*/
#include "qemu/osdep.h"
-#include "qemu/error-report.h"
#include "sysemu/sysemu.h"
#include "qapi/error.h"
#include "qapi/qmp/qlist.h"
@@ -39,8 +38,8 @@
typedef struct BackendCtx {
void *up_ctx;
- bool is_tx_req;
struct ibv_sge sge; /* Used to save MAD recv buffer */
+ RdmaBackendQP *backend_qp; /* To maintain recv buffers */
} BackendCtx;
struct backend_umad {
@@ -52,13 +51,13 @@ static void (*comp_handler)(void *ctx, struct ibv_wc *wc);
static void dummy_comp_handler(void *ctx, struct ibv_wc *wc)
{
- pr_err("No completion handler is registered\n");
+ rdma_error_report("No completion handler is registered");
}
static inline void complete_work(enum ibv_wc_status status, uint32_t vendor_err,
void *ctx)
{
- struct ibv_wc wc = {0};
+ struct ibv_wc wc = {};
wc.status = status;
wc.vendor_err = vendor_err;
@@ -66,40 +65,74 @@ static inline void complete_work(enum ibv_wc_status status, uint32_t vendor_err,
comp_handler(ctx, &wc);
}
-static void poll_cq(RdmaDeviceResources *rdma_dev_res, struct ibv_cq *ibcq)
+static void free_cqe_ctx(gpointer data, gpointer user_data)
{
- int i, ne;
+ BackendCtx *bctx;
+ RdmaDeviceResources *rdma_dev_res = user_data;
+ unsigned long cqe_ctx_id = GPOINTER_TO_INT(data);
+
+ bctx = rdma_rm_get_cqe_ctx(rdma_dev_res, cqe_ctx_id);
+ if (bctx) {
+ rdma_rm_dealloc_cqe_ctx(rdma_dev_res, cqe_ctx_id);
+ atomic_dec(&rdma_dev_res->stats.missing_cqe);
+ }
+ g_free(bctx);
+}
+
+static void clean_recv_mads(RdmaBackendDev *backend_dev)
+{
+ unsigned long cqe_ctx_id;
+
+ do {
+ cqe_ctx_id = rdma_protected_qlist_pop_int64(&backend_dev->
+ recv_mads_list);
+ if (cqe_ctx_id != -ENOENT) {
+ atomic_inc(&backend_dev->rdma_dev_res->stats.missing_cqe);
+ free_cqe_ctx(GINT_TO_POINTER(cqe_ctx_id),
+ backend_dev->rdma_dev_res);
+ }
+ } while (cqe_ctx_id != -ENOENT);
+}
+
+static int rdma_poll_cq(RdmaDeviceResources *rdma_dev_res, struct ibv_cq *ibcq)
+{
+ int i, ne, total_ne = 0;
BackendCtx *bctx;
struct ibv_wc wc[2];
- pr_dbg("Entering poll_cq loop on cq %p\n", ibcq);
+ qemu_mutex_lock(&rdma_dev_res->lock);
do {
ne = ibv_poll_cq(ibcq, ARRAY_SIZE(wc), wc);
- pr_dbg("Got %d completion(s) from cq %p\n", ne, ibcq);
+ trace_rdma_poll_cq(ne, ibcq);
for (i = 0; i < ne; i++) {
- pr_dbg("wr_id=0x%" PRIx64 "\n", wc[i].wr_id);
- pr_dbg("status=%d\n", wc[i].status);
-
bctx = rdma_rm_get_cqe_ctx(rdma_dev_res, wc[i].wr_id);
if (unlikely(!bctx)) {
- pr_dbg("Error: Failed to find ctx for req %" PRId64 "\n",
- wc[i].wr_id);
+ rdma_error_report("No matching ctx for req %"PRId64,
+ wc[i].wr_id);
continue;
}
- pr_dbg("Processing %s CQE\n", bctx->is_tx_req ? "send" : "recv");
comp_handler(bctx->up_ctx, &wc[i]);
+ rdma_protected_gslist_remove_int32(&bctx->backend_qp->cqe_ctx_list,
+ wc[i].wr_id);
rdma_rm_dealloc_cqe_ctx(rdma_dev_res, wc[i].wr_id);
g_free(bctx);
}
+ total_ne += ne;
} while (ne > 0);
+ atomic_sub(&rdma_dev_res->stats.missing_cqe, total_ne);
+ qemu_mutex_unlock(&rdma_dev_res->lock);
if (ne < 0) {
- pr_dbg("Got error %d from ibv_poll_cq\n", ne);
+ rdma_error_report("ibv_poll_cq fail, rc=%d, errno=%d", ne, errno);
}
+
+ rdma_dev_res->stats.completions += total_ne;
+
+ return total_ne;
}
static void *comp_handler_thread(void *arg)
@@ -115,12 +148,10 @@ static void *comp_handler_thread(void *arg)
flags = fcntl(backend_dev->channel->fd, F_GETFL);
rc = fcntl(backend_dev->channel->fd, F_SETFL, flags | O_NONBLOCK);
if (rc < 0) {
- pr_dbg("Fail to change to non-blocking mode\n");
+ rdma_error_report("Failed to change backend channel FD to non-blocking");
return NULL;
}
- pr_dbg("Starting\n");
-
pfds[0].fd = backend_dev->channel->fd;
pfds[0].events = G_IO_IN | G_IO_HUP | G_IO_ERR;
@@ -129,32 +160,32 @@ static void *comp_handler_thread(void *arg)
while (backend_dev->comp_thread.run) {
do {
rc = qemu_poll_ns(pfds, 1, THR_POLL_TO * (int64_t)SCALE_MS);
+ if (!rc) {
+ backend_dev->rdma_dev_res->stats.poll_cq_ppoll_to++;
+ }
} while (!rc && backend_dev->comp_thread.run);
if (backend_dev->comp_thread.run) {
- pr_dbg("Waiting for completion on channel %p\n", backend_dev->channel);
rc = ibv_get_cq_event(backend_dev->channel, &ev_cq, &ev_ctx);
- pr_dbg("ibv_get_cq_event=%d\n", rc);
if (unlikely(rc)) {
- pr_dbg("---> ibv_get_cq_event (%d)\n", rc);
+ rdma_error_report("ibv_get_cq_event fail, rc=%d, errno=%d", rc,
+ errno);
continue;
}
rc = ibv_req_notify_cq(ev_cq, 0);
if (unlikely(rc)) {
- pr_dbg("Error %d from ibv_req_notify_cq\n", rc);
+ rdma_error_report("ibv_req_notify_cq fail, rc=%d, errno=%d", rc,
+ errno);
}
- poll_cq(backend_dev->rdma_dev_res, ev_cq);
+ backend_dev->rdma_dev_res->stats.poll_cq_from_bk++;
+ rdma_poll_cq(backend_dev->rdma_dev_res, ev_cq);
ibv_ack_cq_events(ev_cq, 1);
}
}
- pr_dbg("Going down\n");
-
- /* TODO: Post cqe for all remaining buffs that were posted */
-
backend_dev->comp_thread.is_running = false;
qemu_thread_exit(0);
@@ -177,55 +208,54 @@ static inline int rdmacm_mux_can_process_async(RdmaBackendDev *backend_dev)
return atomic_read(&backend_dev->rdmacm_mux.can_receive);
}
-static int check_mux_op_status(CharBackend *mad_chr_be)
+static int rdmacm_mux_check_op_status(CharBackend *mad_chr_be)
{
RdmaCmMuxMsg msg = {};
int ret;
- pr_dbg("Reading response\n");
ret = qemu_chr_fe_read_all(mad_chr_be, (uint8_t *)&msg, sizeof(msg));
if (ret != sizeof(msg)) {
- pr_dbg("Invalid message size %d, expecting %ld\n", ret, sizeof(msg));
+ rdma_error_report("Got invalid message from mux: size %d, expecting %d",
+ ret, (int)sizeof(msg));
return -EIO;
}
- pr_dbg("msg_type=%d\n", msg.hdr.msg_type);
- pr_dbg("op_code=%d\n", msg.hdr.op_code);
- pr_dbg("err_code=%d\n", msg.hdr.err_code);
+ trace_rdmacm_mux_check_op_status(msg.hdr.msg_type, msg.hdr.op_code,
+ msg.hdr.err_code);
if (msg.hdr.msg_type != RDMACM_MUX_MSG_TYPE_RESP) {
- pr_dbg("Invalid message type %d\n", msg.hdr.msg_type);
+ rdma_error_report("Got invalid message type %d", msg.hdr.msg_type);
return -EIO;
}
if (msg.hdr.err_code != RDMACM_MUX_ERR_CODE_OK) {
- pr_dbg("Operation failed in mux, error code %d\n", msg.hdr.err_code);
+ rdma_error_report("Operation failed in mux, error code %d",
+ msg.hdr.err_code);
return -EIO;
}
return 0;
}
-static int exec_rdmacm_mux_req(RdmaBackendDev *backend_dev, RdmaCmMuxMsg *msg)
+static int rdmacm_mux_send(RdmaBackendDev *backend_dev, RdmaCmMuxMsg *msg)
{
int rc = 0;
- pr_dbg("Executing request %d\n", msg->hdr.op_code);
-
msg->hdr.msg_type = RDMACM_MUX_MSG_TYPE_REQ;
+ trace_rdmacm_mux("send", msg->hdr.msg_type, msg->hdr.op_code);
disable_rdmacm_mux_async(backend_dev);
rc = qemu_chr_fe_write(backend_dev->rdmacm_mux.chr_be,
(const uint8_t *)msg, sizeof(*msg));
if (rc != sizeof(*msg)) {
enable_rdmacm_mux_async(backend_dev);
- pr_dbg("Fail to send request to rdmacm_mux (rc=%d)\n", rc);
+ rdma_error_report("Failed to send request to rdmacm_mux (rc=%d)", rc);
return -EIO;
}
- rc = check_mux_op_status(backend_dev->rdmacm_mux.chr_be);
+ rc = rdmacm_mux_check_op_status(backend_dev->rdmacm_mux.chr_be);
if (rc) {
- pr_dbg("Fail to execute rdmacm_mux request %d (rc=%d)\n",
- msg->hdr.op_code, rc);
+ rdma_error_report("Failed to execute rdmacm_mux request %d (rc=%d)",
+ msg->hdr.op_code, rc);
}
enable_rdmacm_mux_async(backend_dev);
@@ -237,14 +267,13 @@ static void stop_backend_thread(RdmaBackendThread *thread)
{
thread->run = false;
while (thread->is_running) {
- pr_dbg("Waiting for thread to complete\n");
sleep(THR_POLL_TO / SCALE_US / 2);
}
}
static void start_comp_thread(RdmaBackendDev *backend_dev)
{
- char thread_name[THR_NAME_LEN] = {0};
+ char thread_name[THR_NAME_LEN] = {};
stop_backend_thread(&backend_dev->comp_thread);
@@ -273,7 +302,7 @@ int rdma_backend_query_port(RdmaBackendDev *backend_dev,
rc = ibv_query_port(backend_dev->context, backend_dev->port_num, port_attr);
if (rc) {
- pr_dbg("Error %d from ibv_query_port\n", rc);
+ rdma_error_report("ibv_query_port fail, rc=%d, errno=%d", rc, errno);
return -EIO;
}
@@ -282,7 +311,13 @@ int rdma_backend_query_port(RdmaBackendDev *backend_dev,
void rdma_backend_poll_cq(RdmaDeviceResources *rdma_dev_res, RdmaBackendCQ *cq)
{
- poll_cq(rdma_dev_res, cq->ibcq);
+ int polled;
+
+ rdma_dev_res->stats.poll_cq_from_guest++;
+ polled = rdma_poll_cq(rdma_dev_res, cq->ibcq);
+ if (!polled) {
+ rdma_dev_res->stats.poll_cq_from_guest_empty++;
+ }
}
static GHashTable *ah_hash;
@@ -294,8 +329,8 @@ static struct ibv_ah *create_ah(RdmaBackendDev *backend_dev, struct ibv_pd *pd,
struct ibv_ah *ah = g_hash_table_lookup(ah_hash, ah_key);
if (ah) {
- trace_create_ah_cache_hit(be64_to_cpu(dgid->global.subnet_prefix),
- be64_to_cpu(dgid->global.interface_id));
+ trace_rdma_create_ah_cache_hit(be64_to_cpu(dgid->global.subnet_prefix),
+ be64_to_cpu(dgid->global.interface_id));
g_bytes_unref(ah_key);
} else {
struct ibv_ah_attr ah_attr = {
@@ -312,13 +347,13 @@ static struct ibv_ah *create_ah(RdmaBackendDev *backend_dev, struct ibv_pd *pd,
g_hash_table_insert(ah_hash, ah_key, ah);
} else {
g_bytes_unref(ah_key);
- pr_dbg("Fail to create AH for gid <0x%" PRIx64 ", 0x%" PRIx64 ">\n",
- be64_to_cpu(dgid->global.subnet_prefix),
- be64_to_cpu(dgid->global.interface_id));
+ rdma_error_report("Failed to create AH for gid <0x%" PRIx64", 0x%"PRIx64">",
+ be64_to_cpu(dgid->global.subnet_prefix),
+ be64_to_cpu(dgid->global.interface_id));
}
- trace_create_ah_cache_miss(be64_to_cpu(dgid->global.subnet_prefix),
- be64_to_cpu(dgid->global.interface_id));
+ trace_rdma_create_ah_cache_miss(be64_to_cpu(dgid->global.subnet_prefix),
+ be64_to_cpu(dgid->global.interface_id));
}
return ah;
@@ -344,17 +379,15 @@ static void ah_cache_init(void)
static int build_host_sge_array(RdmaDeviceResources *rdma_dev_res,
struct ibv_sge *dsge, struct ibv_sge *ssge,
- uint8_t num_sge)
+ uint8_t num_sge, uint64_t *total_length)
{
RdmaRmMR *mr;
int ssge_idx;
- pr_dbg("num_sge=%d\n", num_sge);
-
for (ssge_idx = 0; ssge_idx < num_sge; ssge_idx++) {
mr = rdma_rm_get_mr(rdma_dev_res, ssge[ssge_idx].lkey);
if (unlikely(!mr)) {
- pr_dbg("Invalid lkey 0x%x\n", ssge[ssge_idx].lkey);
+ rdma_error_report("Invalid lkey 0x%x", ssge[ssge_idx].lkey);
return VENDOR_ERR_INVLKEY | ssge[ssge_idx].lkey;
}
@@ -362,10 +395,7 @@ static int build_host_sge_array(RdmaDeviceResources *rdma_dev_res,
dsge->length = ssge[ssge_idx].length;
dsge->lkey = rdma_backend_mr_lkey(&mr->backend_mr);
- pr_dbg("ssge->addr=0x%" PRIx64 "\n", ssge[ssge_idx].addr);
- pr_dbg("dsge->addr=0x%" PRIx64 "\n", dsge->addr);
- pr_dbg("dsge->length=%d\n", dsge->length);
- pr_dbg("dsge->lkey=0x%x\n", dsge->lkey);
+ *total_length += dsge->length;
dsge++;
}
@@ -373,6 +403,22 @@ static int build_host_sge_array(RdmaDeviceResources *rdma_dev_res,
return 0;
}
+static void trace_mad_message(const char *title, char *buf, int len)
+{
+ int i;
+ char *b = g_malloc0(len * 3 + 1);
+ char b1[4];
+
+ for (i = 0; i < len; i++) {
+ sprintf(b1, "%.2X ", buf[i] & 0x000000FF);
+ strcat(b, b1);
+ }
+
+ trace_rdma_mad_message(title, len, b);
+
+ g_free(b);
+}
+
static int mad_send(RdmaBackendDev *backend_dev, uint8_t sgid_idx,
union ibv_gid *sgid, struct ibv_sge *sge, uint32_t num_sge)
{
@@ -380,8 +426,6 @@ static int mad_send(RdmaBackendDev *backend_dev, uint8_t sgid_idx,
char *hdr, *data;
int ret;
- pr_dbg("num_sge=%d\n", num_sge);
-
if (num_sge != 2) {
return -EINVAL;
}
@@ -390,7 +434,6 @@ static int mad_send(RdmaBackendDev *backend_dev, uint8_t sgid_idx,
memcpy(msg.hdr.sgid.raw, sgid->raw, sizeof(msg.hdr.sgid));
msg.umad_len = sge[0].length + sge[1].length;
- pr_dbg("umad_len=%d\n", msg.umad_len);
if (msg.umad_len > sizeof(msg.umad.mad)) {
return -ENOMEM;
@@ -398,36 +441,31 @@ static int mad_send(RdmaBackendDev *backend_dev, uint8_t sgid_idx,
msg.umad.hdr.addr.qpn = htobe32(1);
msg.umad.hdr.addr.grh_present = 1;
- pr_dbg("sgid_idx=%d\n", sgid_idx);
- pr_dbg("sgid=0x%llx\n", sgid->global.interface_id);
msg.umad.hdr.addr.gid_index = sgid_idx;
memcpy(msg.umad.hdr.addr.gid, sgid->raw, sizeof(msg.umad.hdr.addr.gid));
msg.umad.hdr.addr.hop_limit = 0xFF;
hdr = rdma_pci_dma_map(backend_dev->dev, sge[0].addr, sge[0].length);
if (!hdr) {
- pr_dbg("Fail to map to sge[0]\n");
return -ENOMEM;
}
data = rdma_pci_dma_map(backend_dev->dev, sge[1].addr, sge[1].length);
if (!data) {
- pr_dbg("Fail to map to sge[1]\n");
rdma_pci_dma_unmap(backend_dev->dev, hdr, sge[0].length);
return -ENOMEM;
}
- pr_dbg_buf("mad_hdr", hdr, sge[0].length);
- pr_dbg_buf("mad_data", data, sge[1].length);
-
memcpy(&msg.umad.mad[0], hdr, sge[0].length);
memcpy(&msg.umad.mad[sge[0].length], data, sge[1].length);
rdma_pci_dma_unmap(backend_dev->dev, data, sge[1].length);
rdma_pci_dma_unmap(backend_dev->dev, hdr, sge[0].length);
- ret = exec_rdmacm_mux_req(backend_dev, &msg);
+ trace_mad_message("send", msg.umad.mad, msg.umad_len);
+
+ ret = rdmacm_mux_send(backend_dev, &msg);
if (ret) {
- pr_dbg("Fail to send MAD to rdma_umadmux (%d)\n", ret);
+ rdma_error_report("Failed to send MAD to rdma_umadmux (%d)", ret);
return -EIO;
}
@@ -445,49 +483,49 @@ void rdma_backend_post_send(RdmaBackendDev *backend_dev,
struct ibv_sge new_sge[MAX_SGE];
uint32_t bctx_id;
int rc;
- struct ibv_send_wr wr = {0}, *bad_wr;
+ struct ibv_send_wr wr = {}, *bad_wr;
- if (!qp->ibqp) { /* This field does not get initialized for QP0 and QP1 */
+ if (!qp->ibqp) { /* This field is not initialized for QP0 and QP1 */
if (qp_type == IBV_QPT_SMI) {
- pr_dbg("QP0 unsupported\n");
+ rdma_error_report("Got QP0 request");
complete_work(IBV_WC_GENERAL_ERR, VENDOR_ERR_QP0, ctx);
} else if (qp_type == IBV_QPT_GSI) {
- pr_dbg("QP1\n");
rc = mad_send(backend_dev, sgid_idx, sgid, sge, num_sge);
if (rc) {
complete_work(IBV_WC_GENERAL_ERR, VENDOR_ERR_MAD_SEND, ctx);
+ backend_dev->rdma_dev_res->stats.mad_tx_err++;
} else {
complete_work(IBV_WC_SUCCESS, 0, ctx);
+ backend_dev->rdma_dev_res->stats.mad_tx++;
}
}
return;
}
- pr_dbg("num_sge=%d\n", num_sge);
-
bctx = g_malloc0(sizeof(*bctx));
bctx->up_ctx = ctx;
- bctx->is_tx_req = 1;
+ bctx->backend_qp = qp;
rc = rdma_rm_alloc_cqe_ctx(backend_dev->rdma_dev_res, &bctx_id, bctx);
if (unlikely(rc)) {
- pr_dbg("Failed to allocate cqe_ctx\n");
complete_work(IBV_WC_GENERAL_ERR, VENDOR_ERR_NOMEM, ctx);
- goto out_free_bctx;
+ goto err_free_bctx;
}
- rc = build_host_sge_array(backend_dev->rdma_dev_res, new_sge, sge, num_sge);
+ rdma_protected_gslist_append_int32(&qp->cqe_ctx_list, bctx_id);
+
+ rc = build_host_sge_array(backend_dev->rdma_dev_res, new_sge, sge, num_sge,
+ &backend_dev->rdma_dev_res->stats.tx_len);
if (rc) {
- pr_dbg("Error: Failed to build host SGE array\n");
complete_work(IBV_WC_GENERAL_ERR, rc, ctx);
- goto out_dealloc_cqe_ctx;
+ goto err_dealloc_cqe_ctx;
}
if (qp_type == IBV_QPT_UD) {
wr.wr.ud.ah = create_ah(backend_dev, qp->ibpd, sgid_idx, dgid);
if (!wr.wr.ud.ah) {
complete_work(IBV_WC_GENERAL_ERR, VENDOR_ERR_FAIL_BACKEND, ctx);
- goto out_dealloc_cqe_ctx;
+ goto err_dealloc_cqe_ctx;
}
wr.wr.ud.remote_qpn = dqpn;
wr.wr.ud.remote_qkey = dqkey;
@@ -500,20 +538,23 @@ void rdma_backend_post_send(RdmaBackendDev *backend_dev,
wr.wr_id = bctx_id;
rc = ibv_post_send(qp->ibqp, &wr, &bad_wr);
- pr_dbg("ibv_post_send=%d\n", rc);
if (rc) {
- pr_dbg("Fail (%d, %d) to post send WQE to qpn %d\n", rc, errno,
- qp->ibqp->qp_num);
+ rdma_error_report("ibv_post_send fail, qpn=0x%x, rc=%d, errno=%d",
+ qp->ibqp->qp_num, rc, errno);
complete_work(IBV_WC_GENERAL_ERR, VENDOR_ERR_FAIL_BACKEND, ctx);
- goto out_dealloc_cqe_ctx;
+ goto err_dealloc_cqe_ctx;
}
+ atomic_inc(&backend_dev->rdma_dev_res->stats.missing_cqe);
+ backend_dev->rdma_dev_res->stats.tx++;
+
return;
-out_dealloc_cqe_ctx:
+err_dealloc_cqe_ctx:
+ backend_dev->rdma_dev_res->stats.tx_err++;
rdma_rm_dealloc_cqe_ctx(backend_dev->rdma_dev_res, bctx_id);
-out_free_bctx:
+err_free_bctx:
g_free(bctx);
}
@@ -526,41 +567,32 @@ static unsigned int save_mad_recv_buffer(RdmaBackendDev *backend_dev,
uint32_t bctx_id;
if (num_sge != 1) {
- pr_dbg("Invalid num_sge (%d), expecting 1\n", num_sge);
+ rdma_error_report("Invalid num_sge (%d), expecting 1", num_sge);
return VENDOR_ERR_INV_NUM_SGE;
}
if (sge[0].length < RDMA_MAX_PRIVATE_DATA + sizeof(struct ibv_grh)) {
- pr_dbg("Too small buffer for MAD\n");
+ rdma_error_report("Too small buffer for MAD");
return VENDOR_ERR_INV_MAD_BUFF;
}
- pr_dbg("addr=0x%" PRIx64"\n", sge[0].addr);
- pr_dbg("length=%d\n", sge[0].length);
- pr_dbg("lkey=%d\n", sge[0].lkey);
-
bctx = g_malloc0(sizeof(*bctx));
rc = rdma_rm_alloc_cqe_ctx(backend_dev->rdma_dev_res, &bctx_id, bctx);
if (unlikely(rc)) {
g_free(bctx);
- pr_dbg("Fail to allocate cqe_ctx\n");
return VENDOR_ERR_NOMEM;
}
- pr_dbg("bctx_id %d, bctx %p, ctx %p\n", bctx_id, bctx, ctx);
bctx->up_ctx = ctx;
bctx->sge = *sge;
- qemu_mutex_lock(&backend_dev->recv_mads_list.lock);
- qlist_append_int(backend_dev->recv_mads_list.list, bctx_id);
- qemu_mutex_unlock(&backend_dev->recv_mads_list.lock);
+ rdma_protected_qlist_append_int64(&backend_dev->recv_mads_list, bctx_id);
return 0;
}
void rdma_backend_post_recv(RdmaBackendDev *backend_dev,
- RdmaDeviceResources *rdma_dev_res,
RdmaBackendQP *qp, uint8_t qp_type,
struct ibv_sge *sge, uint32_t num_sge, void *ctx)
{
@@ -568,61 +600,65 @@ void rdma_backend_post_recv(RdmaBackendDev *backend_dev,
struct ibv_sge new_sge[MAX_SGE];
uint32_t bctx_id;
int rc;
- struct ibv_recv_wr wr = {0}, *bad_wr;
+ struct ibv_recv_wr wr = {}, *bad_wr;
if (!qp->ibqp) { /* This field does not get initialized for QP0 and QP1 */
if (qp_type == IBV_QPT_SMI) {
- pr_dbg("QP0 unsupported\n");
+ rdma_error_report("Got QP0 request");
complete_work(IBV_WC_GENERAL_ERR, VENDOR_ERR_QP0, ctx);
}
if (qp_type == IBV_QPT_GSI) {
- pr_dbg("QP1\n");
rc = save_mad_recv_buffer(backend_dev, sge, num_sge, ctx);
if (rc) {
complete_work(IBV_WC_GENERAL_ERR, rc, ctx);
+ backend_dev->rdma_dev_res->stats.mad_rx_bufs_err++;
+ } else {
+ backend_dev->rdma_dev_res->stats.mad_rx_bufs++;
}
}
return;
}
- pr_dbg("num_sge=%d\n", num_sge);
-
bctx = g_malloc0(sizeof(*bctx));
bctx->up_ctx = ctx;
- bctx->is_tx_req = 0;
+ bctx->backend_qp = qp;
- rc = rdma_rm_alloc_cqe_ctx(rdma_dev_res, &bctx_id, bctx);
+ rc = rdma_rm_alloc_cqe_ctx(backend_dev->rdma_dev_res, &bctx_id, bctx);
if (unlikely(rc)) {
- pr_dbg("Failed to allocate cqe_ctx\n");
complete_work(IBV_WC_GENERAL_ERR, VENDOR_ERR_NOMEM, ctx);
- goto out_free_bctx;
+ goto err_free_bctx;
}
- rc = build_host_sge_array(rdma_dev_res, new_sge, sge, num_sge);
+ rdma_protected_gslist_append_int32(&qp->cqe_ctx_list, bctx_id);
+
+ rc = build_host_sge_array(backend_dev->rdma_dev_res, new_sge, sge, num_sge,
+ &backend_dev->rdma_dev_res->stats.rx_bufs_len);
if (rc) {
- pr_dbg("Error: Failed to build host SGE array\n");
complete_work(IBV_WC_GENERAL_ERR, rc, ctx);
- goto out_dealloc_cqe_ctx;
+ goto err_dealloc_cqe_ctx;
}
wr.num_sge = num_sge;
wr.sg_list = new_sge;
wr.wr_id = bctx_id;
rc = ibv_post_recv(qp->ibqp, &wr, &bad_wr);
- pr_dbg("ibv_post_recv=%d\n", rc);
if (rc) {
- pr_dbg("Fail (%d, %d) to post recv WQE to qpn %d\n", rc, errno,
- qp->ibqp->qp_num);
+ rdma_error_report("ibv_post_recv fail, qpn=0x%x, rc=%d, errno=%d",
+ qp->ibqp->qp_num, rc, errno);
complete_work(IBV_WC_GENERAL_ERR, VENDOR_ERR_FAIL_BACKEND, ctx);
- goto out_dealloc_cqe_ctx;
+ goto err_dealloc_cqe_ctx;
}
+ atomic_inc(&backend_dev->rdma_dev_res->stats.missing_cqe);
+ backend_dev->rdma_dev_res->stats.rx_bufs++;
+
return;
-out_dealloc_cqe_ctx:
- rdma_rm_dealloc_cqe_ctx(rdma_dev_res, bctx_id);
+err_dealloc_cqe_ctx:
+ backend_dev->rdma_dev_res->stats.rx_bufs_err++;
+ rdma_rm_dealloc_cqe_ctx(backend_dev->rdma_dev_res, bctx_id);
-out_free_bctx:
+err_free_bctx:
g_free(bctx);
}
@@ -630,7 +666,12 @@ int rdma_backend_create_pd(RdmaBackendDev *backend_dev, RdmaBackendPD *pd)
{
pd->ibpd = ibv_alloc_pd(backend_dev->context);
- return pd->ibpd ? 0 : -EIO;
+ if (!pd->ibpd) {
+ rdma_error_report("ibv_alloc_pd fail, errno=%d", errno);
+ return -EIO;
+ }
+
+ return 0;
}
void rdma_backend_destroy_pd(RdmaBackendPD *pd)
@@ -643,16 +684,15 @@ void rdma_backend_destroy_pd(RdmaBackendPD *pd)
int rdma_backend_create_mr(RdmaBackendMR *mr, RdmaBackendPD *pd, void *addr,
size_t length, int access)
{
- pr_dbg("addr=0x%p\n", addr);
- pr_dbg("len=%zu\n", length);
mr->ibmr = ibv_reg_mr(pd->ibpd, addr, length, access);
- if (mr->ibmr) {
- pr_dbg("lkey=0x%x\n", mr->ibmr->lkey);
- pr_dbg("rkey=0x%x\n", mr->ibmr->rkey);
- mr->ibpd = pd->ibpd;
+ if (!mr->ibmr) {
+ rdma_error_report("ibv_reg_mr fail, errno=%d", errno);
+ return -EIO;
}
- return mr->ibmr ? 0 : -EIO;
+ mr->ibpd = pd->ibpd;
+
+ return 0;
}
void rdma_backend_destroy_mr(RdmaBackendMR *mr)
@@ -667,21 +707,21 @@ int rdma_backend_create_cq(RdmaBackendDev *backend_dev, RdmaBackendCQ *cq,
{
int rc;
- pr_dbg("cqe=%d\n", cqe);
-
- pr_dbg("dev->channel=%p\n", backend_dev->channel);
cq->ibcq = ibv_create_cq(backend_dev->context, cqe + 1, NULL,
backend_dev->channel, 0);
+ if (!cq->ibcq) {
+ rdma_error_report("ibv_create_cq fail, errno=%d", errno);
+ return -EIO;
+ }
- if (cq->ibcq) {
- rc = ibv_req_notify_cq(cq->ibcq, 0);
- if (rc) {
- pr_dbg("Error %d from ibv_req_notify_cq\n", rc);
- }
- cq->backend_dev = backend_dev;
+ rc = ibv_req_notify_cq(cq->ibcq, 0);
+ if (rc) {
+ rdma_warn_report("ibv_req_notify_cq fail, rc=%d, errno=%d", rc, errno);
}
- return cq->ibcq ? 0 : -EIO;
+ cq->backend_dev = backend_dev;
+
+ return 0;
}
void rdma_backend_destroy_cq(RdmaBackendCQ *cq)
@@ -697,10 +737,9 @@ int rdma_backend_create_qp(RdmaBackendQP *qp, uint8_t qp_type,
uint32_t max_recv_wr, uint32_t max_send_sge,
uint32_t max_recv_sge)
{
- struct ibv_qp_init_attr attr = {0};
+ struct ibv_qp_init_attr attr = {};
qp->ibqp = 0;
- pr_dbg("qp_type=%d\n", qp_type);
switch (qp_type) {
case IBV_QPT_GSI:
@@ -713,7 +752,7 @@ int rdma_backend_create_qp(RdmaBackendQP *qp, uint8_t qp_type,
break;
default:
- pr_dbg("Unsupported QP type %d\n", qp_type);
+ rdma_error_report("Unsupported QP type %d", qp_type);
return -EIO;
}
@@ -725,35 +764,27 @@ int rdma_backend_create_qp(RdmaBackendQP *qp, uint8_t qp_type,
attr.cap.max_send_sge = max_send_sge;
attr.cap.max_recv_sge = max_recv_sge;
- pr_dbg("max_send_wr=%d\n", max_send_wr);
- pr_dbg("max_recv_wr=%d\n", max_recv_wr);
- pr_dbg("max_send_sge=%d\n", max_send_sge);
- pr_dbg("max_recv_sge=%d\n", max_recv_sge);
-
qp->ibqp = ibv_create_qp(pd->ibpd, &attr);
- if (likely(!qp->ibqp)) {
- pr_dbg("Error from ibv_create_qp\n");
+ if (!qp->ibqp) {
+ rdma_error_report("ibv_create_qp fail, errno=%d", errno);
return -EIO;
}
+ rdma_protected_gslist_init(&qp->cqe_ctx_list);
+
qp->ibpd = pd->ibpd;
/* TODO: Query QP to get max_inline_data and save it to be used in send */
- pr_dbg("qpn=0x%x\n", qp->ibqp->qp_num);
-
return 0;
}
int rdma_backend_qp_state_init(RdmaBackendDev *backend_dev, RdmaBackendQP *qp,
uint8_t qp_type, uint32_t qkey)
{
- struct ibv_qp_attr attr = {0};
+ struct ibv_qp_attr attr = {};
int rc, attr_mask;
- pr_dbg("qpn=0x%x\n", qp->ibqp->qp_num);
- pr_dbg("sport_num=%d\n", backend_dev->port_num);
-
attr_mask = IBV_QP_STATE | IBV_QP_PKEY_INDEX | IBV_QP_PORT;
attr.qp_state = IBV_QPS_INIT;
attr.pkey_index = 0;
@@ -762,21 +793,23 @@ int rdma_backend_qp_state_init(RdmaBackendDev *backend_dev, RdmaBackendQP *qp,
switch (qp_type) {
case IBV_QPT_RC:
attr_mask |= IBV_QP_ACCESS_FLAGS;
+ trace_rdma_backend_rc_qp_state_init(qp->ibqp->qp_num);
break;
case IBV_QPT_UD:
attr.qkey = qkey;
attr_mask |= IBV_QP_QKEY;
+ trace_rdma_backend_ud_qp_state_init(qp->ibqp->qp_num, qkey);
break;
default:
- pr_dbg("Unsupported QP type %d\n", qp_type);
+ rdma_error_report("Unsupported QP type %d", qp_type);
return -EIO;
}
rc = ibv_modify_qp(qp->ibqp, &attr, attr_mask);
if (rc) {
- pr_dbg("Error %d from ibv_modify_qp\n", rc);
+ rdma_error_report("ibv_modify_qp fail, rc=%d, errno=%d", rc, errno);
return -EIO;
}
@@ -788,7 +821,7 @@ int rdma_backend_qp_state_rtr(RdmaBackendDev *backend_dev, RdmaBackendQP *qp,
union ibv_gid *dgid, uint32_t dqpn,
uint32_t rq_psn, uint32_t qkey, bool use_qkey)
{
- struct ibv_qp_attr attr = {0};
+ struct ibv_qp_attr attr = {};
union ibv_gid ibv_gid = {
.global.interface_id = dgid->global.interface_id,
.global.subnet_prefix = dgid->global.subnet_prefix
@@ -802,14 +835,6 @@ int rdma_backend_qp_state_rtr(RdmaBackendDev *backend_dev, RdmaBackendQP *qp,
switch (qp_type) {
case IBV_QPT_RC:
- pr_dbg("dgid=0x%" PRIx64 ",%" PRIx64 "\n",
- be64_to_cpu(ibv_gid.global.subnet_prefix),
- be64_to_cpu(ibv_gid.global.interface_id));
- pr_dbg("dqpn=0x%x\n", dqpn);
- pr_dbg("sgid_idx=%d\n", qp->sgid_idx);
- pr_dbg("sport_num=%d\n", backend_dev->port_num);
- pr_dbg("rq_psn=0x%x\n", rq_psn);
-
attr.path_mtu = IBV_MTU_1024;
attr.dest_qp_num = dqpn;
attr.max_dest_rd_atomic = 1;
@@ -824,20 +849,28 @@ int rdma_backend_qp_state_rtr(RdmaBackendDev *backend_dev, RdmaBackendQP *qp,
attr_mask |= IBV_QP_AV | IBV_QP_PATH_MTU | IBV_QP_DEST_QPN |
IBV_QP_RQ_PSN | IBV_QP_MAX_DEST_RD_ATOMIC |
IBV_QP_MIN_RNR_TIMER;
+
+ trace_rdma_backend_rc_qp_state_rtr(qp->ibqp->qp_num,
+ be64_to_cpu(ibv_gid.global.
+ subnet_prefix),
+ be64_to_cpu(ibv_gid.global.
+ interface_id),
+ qp->sgid_idx, dqpn, rq_psn);
break;
case IBV_QPT_UD:
- pr_dbg("qkey=0x%x\n", qkey);
if (use_qkey) {
attr.qkey = qkey;
attr_mask |= IBV_QP_QKEY;
}
+ trace_rdma_backend_ud_qp_state_rtr(qp->ibqp->qp_num, use_qkey ? qkey :
+ 0);
break;
}
rc = ibv_modify_qp(qp->ibqp, &attr, attr_mask);
if (rc) {
- pr_dbg("Error %d from ibv_modify_qp\n", rc);
+ rdma_error_report("ibv_modify_qp fail, rc=%d, errno=%d", rc, errno);
return -EIO;
}
@@ -847,12 +880,9 @@ int rdma_backend_qp_state_rtr(RdmaBackendDev *backend_dev, RdmaBackendQP *qp,
int rdma_backend_qp_state_rts(RdmaBackendQP *qp, uint8_t qp_type,
uint32_t sq_psn, uint32_t qkey, bool use_qkey)
{
- struct ibv_qp_attr attr = {0};
+ struct ibv_qp_attr attr = {};
int rc, attr_mask;
- pr_dbg("qpn=0x%x\n", qp->ibqp->qp_num);
- pr_dbg("sq_psn=0x%x\n", sq_psn);
-
attr.qp_state = IBV_QPS_RTS;
attr.sq_psn = sq_psn;
attr_mask = IBV_QP_STATE | IBV_QP_SQ_PSN;
@@ -866,20 +896,22 @@ int rdma_backend_qp_state_rts(RdmaBackendQP *qp, uint8_t qp_type,
attr_mask |= IBV_QP_TIMEOUT | IBV_QP_RETRY_CNT | IBV_QP_RNR_RETRY |
IBV_QP_MAX_QP_RD_ATOMIC;
+ trace_rdma_backend_rc_qp_state_rts(qp->ibqp->qp_num, sq_psn);
break;
case IBV_QPT_UD:
if (use_qkey) {
- pr_dbg("qkey=0x%x\n", qkey);
attr.qkey = qkey;
attr_mask |= IBV_QP_QKEY;
}
+ trace_rdma_backend_ud_qp_state_rts(qp->ibqp->qp_num, sq_psn,
+ use_qkey ? qkey : 0);
break;
}
rc = ibv_modify_qp(qp->ibqp, &attr, attr_mask);
if (rc) {
- pr_dbg("Error %d from ibv_modify_qp\n", rc);
+ rdma_error_report("ibv_modify_qp fail, rc=%d, errno=%d", rc, errno);
return -EIO;
}
@@ -890,7 +922,6 @@ int rdma_backend_query_qp(RdmaBackendQP *qp, struct ibv_qp_attr *attr,
int attr_mask, struct ibv_qp_init_attr *init_attr)
{
if (!qp->ibqp) {
- pr_dbg("QP1\n");
attr->qp_state = IBV_QPS_RTS;
return 0;
}
@@ -898,28 +929,33 @@ int rdma_backend_query_qp(RdmaBackendQP *qp, struct ibv_qp_attr *attr,
return ibv_query_qp(qp->ibqp, attr, attr_mask, init_attr);
}
-void rdma_backend_destroy_qp(RdmaBackendQP *qp)
+void rdma_backend_destroy_qp(RdmaBackendQP *qp, RdmaDeviceResources *dev_res)
{
if (qp->ibqp) {
ibv_destroy_qp(qp->ibqp);
}
+ g_slist_foreach(qp->cqe_ctx_list.list, free_cqe_ctx, dev_res);
+ rdma_protected_gslist_destroy(&qp->cqe_ctx_list);
}
#define CHK_ATTR(req, dev, member, fmt) ({ \
- pr_dbg("%s="fmt","fmt"\n", #member, dev.member, req->member); \
+ trace_rdma_check_dev_attr(#member, dev.member, req->member); \
if (req->member > dev.member) { \
- warn_report("%s = "fmt" is higher than host device capability "fmt, \
- #member, req->member, dev.member); \
+ rdma_warn_report("%s = "fmt" is higher than host device capability "fmt, \
+ #member, req->member, dev.member); \
req->member = dev.member; \
} \
- pr_dbg("%s="fmt"\n", #member, req->member); })
+})
static int init_device_caps(RdmaBackendDev *backend_dev,
struct ibv_device_attr *dev_attr)
{
struct ibv_device_attr bk_dev_attr;
+ int rc;
- if (ibv_query_device(backend_dev->context, &bk_dev_attr)) {
+ rc = ibv_query_device(backend_dev->context, &bk_dev_attr);
+ if (rc) {
+ rdma_error_report("ibv_query_device fail, rc=%d, errno=%d", rc, errno);
return -EIO;
}
@@ -928,9 +964,7 @@ static int init_device_caps(RdmaBackendDev *backend_dev,
CHK_ATTR(dev_attr, bk_dev_attr, max_mr_size, "%" PRId64);
CHK_ATTR(dev_attr, bk_dev_attr, max_qp, "%d");
CHK_ATTR(dev_attr, bk_dev_attr, max_sge, "%d");
- CHK_ATTR(dev_attr, bk_dev_attr, max_qp_wr, "%d");
CHK_ATTR(dev_attr, bk_dev_attr, max_cq, "%d");
- CHK_ATTR(dev_attr, bk_dev_attr, max_cqe, "%d");
CHK_ATTR(dev_attr, bk_dev_attr, max_mr, "%d");
CHK_ATTR(dev_attr, bk_dev_attr, max_pd, "%d");
CHK_ATTR(dev_attr, bk_dev_attr, max_qp_rd_atom, "%d");
@@ -946,56 +980,39 @@ static inline void build_mad_hdr(struct ibv_grh *grh, union ibv_gid *sgid,
grh->paylen = htons(paylen);
grh->sgid = *sgid;
grh->dgid = *my_gid;
-
- pr_dbg("paylen=%d (net=0x%x)\n", paylen, grh->paylen);
- pr_dbg("dgid=0x%llx\n", my_gid->global.interface_id);
- pr_dbg("sgid=0x%llx\n", sgid->global.interface_id);
}
static void process_incoming_mad_req(RdmaBackendDev *backend_dev,
RdmaCmMuxMsg *msg)
{
- QObject *o_ctx_id;
unsigned long cqe_ctx_id;
BackendCtx *bctx;
char *mad;
- pr_dbg("umad_len=%d\n", msg->umad_len);
-
-#ifdef PVRDMA_DEBUG
- struct umad_hdr *hdr = (struct umad_hdr *)&msg->umad.mad;
- pr_dbg("bv %x cls %x cv %x mtd %x st %d tid %" PRIx64 " at %x atm %x\n",
- hdr->base_version, hdr->mgmt_class, hdr->class_version,
- hdr->method, hdr->status, be64toh(hdr->tid),
- hdr->attr_id, hdr->attr_mod);
-#endif
-
- qemu_mutex_lock(&backend_dev->recv_mads_list.lock);
- o_ctx_id = qlist_pop(backend_dev->recv_mads_list.list);
- qemu_mutex_unlock(&backend_dev->recv_mads_list.lock);
- if (!o_ctx_id) {
- pr_dbg("No more free MADs buffers, waiting for a while\n");
+ trace_mad_message("recv", msg->umad.mad, msg->umad_len);
+
+ cqe_ctx_id = rdma_protected_qlist_pop_int64(&backend_dev->recv_mads_list);
+ if (cqe_ctx_id == -ENOENT) {
+ rdma_warn_report("No more free MADs buffers, waiting for a while");
sleep(THR_POLL_TO);
return;
}
- cqe_ctx_id = qnum_get_uint(qobject_to(QNum, o_ctx_id));
bctx = rdma_rm_get_cqe_ctx(backend_dev->rdma_dev_res, cqe_ctx_id);
if (unlikely(!bctx)) {
- pr_dbg("Error: Fail to find ctx for %ld\n", cqe_ctx_id);
+ rdma_error_report("No matching ctx for req %ld", cqe_ctx_id);
+ backend_dev->rdma_dev_res->stats.mad_rx_err++;
return;
}
- pr_dbg("id %ld, bctx %p, ctx %p\n", cqe_ctx_id, bctx, bctx->up_ctx);
-
mad = rdma_pci_dma_map(backend_dev->dev, bctx->sge.addr,
bctx->sge.length);
if (!mad || bctx->sge.length < msg->umad_len + MAD_HDR_SIZE) {
+ backend_dev->rdma_dev_res->stats.mad_rx_err++;
complete_work(IBV_WC_GENERAL_ERR, VENDOR_ERR_INV_MAD_BUFF,
bctx->up_ctx);
} else {
- struct ibv_wc wc = {0};
- pr_dbg_buf("mad", msg->umad.mad, msg->umad_len);
+ struct ibv_wc wc = {};
memset(mad, 0, bctx->sge.length);
build_mad_hdr((struct ibv_grh *)mad,
(union ibv_gid *)&msg->umad.hdr.addr.gid, &msg->hdr.sgid,
@@ -1006,6 +1023,7 @@ static void process_incoming_mad_req(RdmaBackendDev *backend_dev,
wc.byte_len = msg->umad_len;
wc.status = IBV_WC_SUCCESS;
wc.wc_flags = IBV_WC_GRH;
+ backend_dev->rdma_dev_res->stats.mad_rx++;
comp_handler(bctx->up_ctx, &wc);
}
@@ -1025,13 +1043,11 @@ static void rdmacm_mux_read(void *opaque, const uint8_t *buf, int size)
RdmaBackendDev *backend_dev = (RdmaBackendDev *)opaque;
RdmaCmMuxMsg *msg = (RdmaCmMuxMsg *)buf;
- pr_dbg("Got %d bytes\n", size);
- pr_dbg("msg_type=%d\n", msg->hdr.msg_type);
- pr_dbg("op_code=%d\n", msg->hdr.op_code);
+ trace_rdmacm_mux("read", msg->hdr.msg_type, msg->hdr.op_code);
if (msg->hdr.msg_type != RDMACM_MUX_MSG_TYPE_REQ &&
msg->hdr.op_code != RDMACM_MUX_OP_CODE_MAD) {
- pr_dbg("Error: Not a MAD request, skipping\n");
+ rdma_error_report("Error: Not a MAD request, skipping");
return;
}
process_incoming_mad_req(backend_dev, msg);
@@ -1045,12 +1061,11 @@ static int mad_init(RdmaBackendDev *backend_dev, CharBackend *mad_chr_be)
ret = qemu_chr_fe_backend_connected(backend_dev->rdmacm_mux.chr_be);
if (!ret) {
- pr_dbg("Missing chardev for MAD multiplexer\n");
+ rdma_error_report("Missing chardev for MAD multiplexer");
return -EIO;
}
- qemu_mutex_init(&backend_dev->recv_mads_list.lock);
- backend_dev->recv_mads_list.list = qlist_new();
+ rdma_protected_qlist_init(&backend_dev->recv_mads_list);
enable_rdmacm_mux_async(backend_dev);
@@ -1061,15 +1076,16 @@ static int mad_init(RdmaBackendDev *backend_dev, CharBackend *mad_chr_be)
return 0;
}
+static void mad_stop(RdmaBackendDev *backend_dev)
+{
+ clean_recv_mads(backend_dev);
+}
+
static void mad_fini(RdmaBackendDev *backend_dev)
{
- pr_dbg("Stopping MAD\n");
disable_rdmacm_mux_async(backend_dev);
qemu_chr_fe_disconnect(backend_dev->rdmacm_mux.chr_be);
- if (backend_dev->recv_mads_list.list) {
- qlist_destroy_obj(QOBJECT(backend_dev->recv_mads_list.list));
- qemu_mutex_destroy(&backend_dev->recv_mads_list.lock);
- }
+ rdma_protected_qlist_destroy(&backend_dev->recv_mads_list);
}
int rdma_backend_get_gid_index(RdmaBackendDev *backend_dev,
@@ -1079,17 +1095,15 @@ int rdma_backend_get_gid_index(RdmaBackendDev *backend_dev,
int ret;
int i = 0;
- pr_dbg("0x%llx, 0x%llx\n",
- (long long unsigned int)be64_to_cpu(gid->global.subnet_prefix),
- (long long unsigned int)be64_to_cpu(gid->global.interface_id));
-
do {
ret = ibv_query_gid(backend_dev->context, backend_dev->port_num, i,
&sgid);
i++;
} while (!ret && (memcmp(&sgid, gid, sizeof(*gid))));
- pr_dbg("gid_index=%d\n", i - 1);
+ trace_rdma_backend_get_gid_index(be64_to_cpu(gid->global.subnet_prefix),
+ be64_to_cpu(gid->global.interface_id),
+ i - 1);
return ret ? ret : i - 1;
}
@@ -1100,16 +1114,15 @@ int rdma_backend_add_gid(RdmaBackendDev *backend_dev, const char *ifname,
RdmaCmMuxMsg msg = {};
int ret;
- pr_dbg("0x%llx, 0x%llx\n",
- (long long unsigned int)be64_to_cpu(gid->global.subnet_prefix),
- (long long unsigned int)be64_to_cpu(gid->global.interface_id));
+ trace_rdma_backend_gid_change("add", be64_to_cpu(gid->global.subnet_prefix),
+ be64_to_cpu(gid->global.interface_id));
msg.hdr.op_code = RDMACM_MUX_OP_CODE_REG;
memcpy(msg.hdr.sgid.raw, gid->raw, sizeof(msg.hdr.sgid));
- ret = exec_rdmacm_mux_req(backend_dev, &msg);
+ ret = rdmacm_mux_send(backend_dev, &msg);
if (ret) {
- pr_dbg("Fail to register GID to rdma_umadmux (%d)\n", ret);
+ rdma_error_report("Failed to register GID to rdma_umadmux (%d)", ret);
return -EIO;
}
@@ -1126,16 +1139,16 @@ int rdma_backend_del_gid(RdmaBackendDev *backend_dev, const char *ifname,
RdmaCmMuxMsg msg = {};
int ret;
- pr_dbg("0x%llx, 0x%llx\n",
- (long long unsigned int)be64_to_cpu(gid->global.subnet_prefix),
- (long long unsigned int)be64_to_cpu(gid->global.interface_id));
+ trace_rdma_backend_gid_change("del", be64_to_cpu(gid->global.subnet_prefix),
+ be64_to_cpu(gid->global.interface_id));
msg.hdr.op_code = RDMACM_MUX_OP_CODE_UNREG;
memcpy(msg.hdr.sgid.raw, gid->raw, sizeof(msg.hdr.sgid));
- ret = exec_rdmacm_mux_req(backend_dev, &msg);
+ ret = rdmacm_mux_send(backend_dev, &msg);
if (ret) {
- pr_dbg("Fail to unregister GID from rdma_umadmux (%d)\n", ret);
+ rdma_error_report("Failed to unregister GID from rdma_umadmux (%d)",
+ ret);
return -EIO;
}
@@ -1149,8 +1162,7 @@ int rdma_backend_del_gid(RdmaBackendDev *backend_dev, const char *ifname,
int rdma_backend_init(RdmaBackendDev *backend_dev, PCIDevice *pdev,
RdmaDeviceResources *rdma_dev_res,
const char *backend_device_name, uint8_t port_num,
- struct ibv_device_attr *dev_attr, CharBackend *mad_chr_be,
- Error **errp)
+ struct ibv_device_attr *dev_attr, CharBackend *mad_chr_be)
{
int i;
int ret = 0;
@@ -1167,12 +1179,12 @@ int rdma_backend_init(RdmaBackendDev *backend_dev, PCIDevice *pdev,
dev_list = ibv_get_device_list(&num_ibv_devices);
if (!dev_list) {
- error_setg(errp, "Failed to get IB devices list");
+ rdma_error_report("Failed to get IB devices list");
return -EIO;
}
if (num_ibv_devices == 0) {
- error_setg(errp, "No IB devices were found");
+ rdma_error_report("No IB devices were found");
ret = -ENXIO;
goto out_free_dev_list;
}
@@ -1187,8 +1199,8 @@ int rdma_backend_init(RdmaBackendDev *backend_dev, PCIDevice *pdev,
backend_dev->ib_dev = dev_list[i];
if (!backend_dev->ib_dev) {
- error_setg(errp, "Failed to find IB device %s",
- backend_device_name);
+ rdma_error_report("Failed to find IB device %s",
+ backend_device_name);
ret = -EIO;
goto out_free_dev_list;
}
@@ -1196,28 +1208,26 @@ int rdma_backend_init(RdmaBackendDev *backend_dev, PCIDevice *pdev,
backend_dev->ib_dev = *dev_list;
}
- pr_dbg("Using backend device %s, port %d\n",
- ibv_get_device_name(backend_dev->ib_dev), backend_dev->port_num);
- pr_dbg("uverb device %s\n", backend_dev->ib_dev->dev_name);
+ rdma_info_report("uverb device %s", backend_dev->ib_dev->dev_name);
backend_dev->context = ibv_open_device(backend_dev->ib_dev);
if (!backend_dev->context) {
- error_setg(errp, "Failed to open IB device");
+ rdma_error_report("Failed to open IB device %s",
+ ibv_get_device_name(backend_dev->ib_dev));
ret = -EIO;
goto out;
}
backend_dev->channel = ibv_create_comp_channel(backend_dev->context);
if (!backend_dev->channel) {
- error_setg(errp, "Failed to create IB communication channel");
+ rdma_error_report("Failed to create IB communication channel");
ret = -EIO;
goto out_close_device;
}
- pr_dbg("dev->backend_dev.channel=%p\n", backend_dev->channel);
ret = init_device_caps(backend_dev, dev_attr);
if (ret) {
- error_setg(errp, "Failed to initialize device capabilities");
+ rdma_error_report("Failed to initialize device capabilities");
ret = -EIO;
goto out_destroy_comm_channel;
}
@@ -1225,7 +1235,7 @@ int rdma_backend_init(RdmaBackendDev *backend_dev, PCIDevice *pdev,
ret = mad_init(backend_dev, mad_chr_be);
if (ret) {
- error_setg(errp, "Fail to initialize mad");
+ rdma_error_report("Failed to initialize mad");
ret = -EIO;
goto out_destroy_comm_channel;
}
@@ -1253,19 +1263,17 @@ out:
void rdma_backend_start(RdmaBackendDev *backend_dev)
{
- pr_dbg("Starting rdma_backend\n");
start_comp_thread(backend_dev);
}
void rdma_backend_stop(RdmaBackendDev *backend_dev)
{
- pr_dbg("Stopping rdma_backend\n");
+ mad_stop(backend_dev);
stop_backend_thread(&backend_dev->comp_thread);
}
void rdma_backend_fini(RdmaBackendDev *backend_dev)
{
- rdma_backend_stop(backend_dev);
mad_fini(backend_dev);
g_hash_table_destroy(ah_hash);
ibv_destroy_comp_channel(backend_dev->channel);
diff --git a/hw/rdma/rdma_backend.h b/hw/rdma/rdma_backend.h
index 5114c90e67..38056d97c7 100644
--- a/hw/rdma/rdma_backend.h
+++ b/hw/rdma/rdma_backend.h
@@ -58,8 +58,8 @@ static inline uint32_t rdma_backend_mr_rkey(const RdmaBackendMR *mr)
int rdma_backend_init(RdmaBackendDev *backend_dev, PCIDevice *pdev,
RdmaDeviceResources *rdma_dev_res,
const char *backend_device_name, uint8_t port_num,
- struct ibv_device_attr *dev_attr, CharBackend *mad_chr_be,
- Error **errp);
+ struct ibv_device_attr *dev_attr,
+ CharBackend *mad_chr_be);
void rdma_backend_fini(RdmaBackendDev *backend_dev);
int rdma_backend_add_gid(RdmaBackendDev *backend_dev, const char *ifname,
union ibv_gid *gid);
@@ -102,7 +102,7 @@ int rdma_backend_qp_state_rts(RdmaBackendQP *qp, uint8_t qp_type,
uint32_t sq_psn, uint32_t qkey, bool use_qkey);
int rdma_backend_query_qp(RdmaBackendQP *qp, struct ibv_qp_attr *attr,
int attr_mask, struct ibv_qp_init_attr *init_attr);
-void rdma_backend_destroy_qp(RdmaBackendQP *qp);
+void rdma_backend_destroy_qp(RdmaBackendQP *qp, RdmaDeviceResources *dev_res);
void rdma_backend_post_send(RdmaBackendDev *backend_dev,
RdmaBackendQP *qp, uint8_t qp_type,
@@ -111,7 +111,6 @@ void rdma_backend_post_send(RdmaBackendDev *backend_dev,
union ibv_gid *dgid, uint32_t dqpn, uint32_t dqkey,
void *ctx);
void rdma_backend_post_recv(RdmaBackendDev *backend_dev,
- RdmaDeviceResources *rdma_dev_res,
RdmaBackendQP *qp, uint8_t qp_type,
struct ibv_sge *sge, uint32_t num_sge, void *ctx);
diff --git a/hw/rdma/rdma_backend_defs.h b/hw/rdma/rdma_backend_defs.h
index 15ae8b970e..817153dc8c 100644
--- a/hw/rdma/rdma_backend_defs.h
+++ b/hw/rdma/rdma_backend_defs.h
@@ -20,21 +20,16 @@
#include "chardev/char-fe.h"
#include <infiniband/verbs.h>
#include "contrib/rdmacm-mux/rdmacm-mux.h"
+#include "rdma_utils.h"
typedef struct RdmaDeviceResources RdmaDeviceResources;
typedef struct RdmaBackendThread {
QemuThread thread;
- QemuMutex mutex;
bool run; /* Set by thread manager to let thread know it should exit */
bool is_running; /* Set by the thread to report its status */
} RdmaBackendThread;
-typedef struct RecvMadList {
- QemuMutex lock;
- QList *list;
-} RecvMadList;
-
typedef struct RdmaCmMux {
CharBackend *chr_be;
int can_receive;
@@ -48,7 +43,7 @@ typedef struct RdmaBackendDev {
struct ibv_context *context;
struct ibv_comp_channel *channel;
uint8_t port_num;
- RecvMadList recv_mads_list;
+ RdmaProtectedQList recv_mads_list;
RdmaCmMux rdmacm_mux;
} RdmaBackendDev;
@@ -70,6 +65,7 @@ typedef struct RdmaBackendQP {
struct ibv_pd *ibpd;
struct ibv_qp *ibqp;
uint8_t sgid_idx;
+ RdmaProtectedGSList cqe_ctx_list;
} RdmaBackendQP;
#endif
diff --git a/hw/rdma/rdma_rm.c b/hw/rdma/rdma_rm.c
index 268ff633a4..bac3b2f4a6 100644
--- a/hw/rdma/rdma_rm.c
+++ b/hw/rdma/rdma_rm.c
@@ -16,7 +16,9 @@
#include "qemu/osdep.h"
#include "qapi/error.h"
#include "cpu.h"
+#include "monitor/monitor.h"
+#include "trace.h"
#include "rdma_utils.h"
#include "rdma_backend.h"
#include "rdma_rm.h"
@@ -25,6 +27,58 @@
#define PG_DIR_SZ { TARGET_PAGE_SIZE / sizeof(__u64) }
#define PG_TBL_SZ { TARGET_PAGE_SIZE / sizeof(__u64) }
+void rdma_dump_device_counters(Monitor *mon, RdmaDeviceResources *dev_res)
+{
+ monitor_printf(mon, "\ttx : %" PRId64 "\n",
+ dev_res->stats.tx);
+ monitor_printf(mon, "\ttx_len : %" PRId64 "\n",
+ dev_res->stats.tx_len);
+ monitor_printf(mon, "\ttx_err : %" PRId64 "\n",
+ dev_res->stats.tx_err);
+ monitor_printf(mon, "\trx_bufs : %" PRId64 "\n",
+ dev_res->stats.rx_bufs);
+ monitor_printf(mon, "\trx_bufs_len : %" PRId64 "\n",
+ dev_res->stats.rx_bufs_len);
+ monitor_printf(mon, "\trx_bufs_err : %" PRId64 "\n",
+ dev_res->stats.rx_bufs_err);
+ monitor_printf(mon, "\tcomps : %" PRId64 "\n",
+ dev_res->stats.completions);
+ monitor_printf(mon, "\tmissing_comps : %" PRId32 "\n",
+ dev_res->stats.missing_cqe);
+ monitor_printf(mon, "\tpoll_cq (bk) : %" PRId64 "\n",
+ dev_res->stats.poll_cq_from_bk);
+ monitor_printf(mon, "\tpoll_cq_ppoll_to : %" PRId64 "\n",
+ dev_res->stats.poll_cq_ppoll_to);
+ monitor_printf(mon, "\tpoll_cq (fe) : %" PRId64 "\n",
+ dev_res->stats.poll_cq_from_guest);
+ monitor_printf(mon, "\tpoll_cq_empty : %" PRId64 "\n",
+ dev_res->stats.poll_cq_from_guest_empty);
+ monitor_printf(mon, "\tmad_tx : %" PRId64 "\n",
+ dev_res->stats.mad_tx);
+ monitor_printf(mon, "\tmad_tx_err : %" PRId64 "\n",
+ dev_res->stats.mad_tx_err);
+ monitor_printf(mon, "\tmad_rx : %" PRId64 "\n",
+ dev_res->stats.mad_rx);
+ monitor_printf(mon, "\tmad_rx_err : %" PRId64 "\n",
+ dev_res->stats.mad_rx_err);
+ monitor_printf(mon, "\tmad_rx_bufs : %" PRId64 "\n",
+ dev_res->stats.mad_rx_bufs);
+ monitor_printf(mon, "\tmad_rx_bufs_err : %" PRId64 "\n",
+ dev_res->stats.mad_rx_bufs_err);
+ monitor_printf(mon, "\tPDs : %" PRId32 "\n",
+ dev_res->pd_tbl.used);
+ monitor_printf(mon, "\tMRs : %" PRId32 "\n",
+ dev_res->mr_tbl.used);
+ monitor_printf(mon, "\tUCs : %" PRId32 "\n",
+ dev_res->uc_tbl.used);
+ monitor_printf(mon, "\tQPs : %" PRId32 "\n",
+ dev_res->qp_tbl.used);
+ monitor_printf(mon, "\tCQs : %" PRId32 "\n",
+ dev_res->cq_tbl.used);
+ monitor_printf(mon, "\tCEQ_CTXs : %" PRId32 "\n",
+ dev_res->cqe_ctx_tbl.used);
+}
+
static inline void res_tbl_init(const char *name, RdmaRmResTbl *tbl,
uint32_t tbl_sz, uint32_t res_sz)
{
@@ -36,6 +90,7 @@ static inline void res_tbl_init(const char *name, RdmaRmResTbl *tbl,
tbl->bitmap = bitmap_new(tbl_sz);
tbl->tbl_sz = tbl_sz;
tbl->res_sz = res_sz;
+ tbl->used = 0;
qemu_mutex_init(&tbl->lock);
}
@@ -49,48 +104,52 @@ static inline void res_tbl_free(RdmaRmResTbl *tbl)
g_free(tbl->bitmap);
}
-static inline void *res_tbl_get(RdmaRmResTbl *tbl, uint32_t handle)
+static inline void *rdma_res_tbl_get(RdmaRmResTbl *tbl, uint32_t handle)
{
- pr_dbg("%s, handle=%d\n", tbl->name, handle);
+ trace_rdma_res_tbl_get(tbl->name, handle);
if ((handle < tbl->tbl_sz) && (test_bit(handle, tbl->bitmap))) {
return tbl->tbl + handle * tbl->res_sz;
} else {
- pr_dbg("Invalid handle %d\n", handle);
+ rdma_error_report("Table %s, invalid handle %d", tbl->name, handle);
return NULL;
}
}
-static inline void *res_tbl_alloc(RdmaRmResTbl *tbl, uint32_t *handle)
+static inline void *rdma_res_tbl_alloc(RdmaRmResTbl *tbl, uint32_t *handle)
{
qemu_mutex_lock(&tbl->lock);
*handle = find_first_zero_bit(tbl->bitmap, tbl->tbl_sz);
if (*handle > tbl->tbl_sz) {
- pr_dbg("Failed to alloc, bitmap is full\n");
+ rdma_error_report("Table %s, failed to allocate, bitmap is full",
+ tbl->name);
qemu_mutex_unlock(&tbl->lock);
return NULL;
}
set_bit(*handle, tbl->bitmap);
+ tbl->used++;
+
qemu_mutex_unlock(&tbl->lock);
memset(tbl->tbl + *handle * tbl->res_sz, 0, tbl->res_sz);
- pr_dbg("%s, handle=%d\n", tbl->name, *handle);
+ trace_rdma_res_tbl_alloc(tbl->name, *handle);
return tbl->tbl + *handle * tbl->res_sz;
}
-static inline void res_tbl_dealloc(RdmaRmResTbl *tbl, uint32_t handle)
+static inline void rdma_res_tbl_dealloc(RdmaRmResTbl *tbl, uint32_t handle)
{
- pr_dbg("%s, handle=%d\n", tbl->name, handle);
+ trace_rdma_res_tbl_dealloc(tbl->name, handle);
qemu_mutex_lock(&tbl->lock);
if (handle < tbl->tbl_sz) {
clear_bit(handle, tbl->bitmap);
+ tbl->used--;
}
qemu_mutex_unlock(&tbl->lock);
@@ -102,7 +161,7 @@ int rdma_rm_alloc_pd(RdmaDeviceResources *dev_res, RdmaBackendDev *backend_dev,
RdmaRmPD *pd;
int ret = -ENOMEM;
- pd = res_tbl_alloc(&dev_res->pd_tbl, pd_handle);
+ pd = rdma_res_tbl_alloc(&dev_res->pd_tbl, pd_handle);
if (!pd) {
goto out;
}
@@ -118,7 +177,7 @@ int rdma_rm_alloc_pd(RdmaDeviceResources *dev_res, RdmaBackendDev *backend_dev,
return 0;
out_tbl_dealloc:
- res_tbl_dealloc(&dev_res->pd_tbl, *pd_handle);
+ rdma_res_tbl_dealloc(&dev_res->pd_tbl, *pd_handle);
out:
return ret;
@@ -126,7 +185,7 @@ out:
RdmaRmPD *rdma_rm_get_pd(RdmaDeviceResources *dev_res, uint32_t pd_handle)
{
- return res_tbl_get(&dev_res->pd_tbl, pd_handle);
+ return rdma_res_tbl_get(&dev_res->pd_tbl, pd_handle);
}
void rdma_rm_dealloc_pd(RdmaDeviceResources *dev_res, uint32_t pd_handle)
@@ -135,14 +194,14 @@ void rdma_rm_dealloc_pd(RdmaDeviceResources *dev_res, uint32_t pd_handle)
if (pd) {
rdma_backend_destroy_pd(&pd->backend_pd);
- res_tbl_dealloc(&dev_res->pd_tbl, pd_handle);
+ rdma_res_tbl_dealloc(&dev_res->pd_tbl, pd_handle);
}
}
int rdma_rm_alloc_mr(RdmaDeviceResources *dev_res, uint32_t pd_handle,
- uint64_t guest_start, size_t guest_length, void *host_virt,
- int access_flags, uint32_t *mr_handle, uint32_t *lkey,
- uint32_t *rkey)
+ uint64_t guest_start, uint64_t guest_length,
+ void *host_virt, int access_flags, uint32_t *mr_handle,
+ uint32_t *lkey, uint32_t *rkey)
{
RdmaRmMR *mr;
int ret = 0;
@@ -150,20 +209,15 @@ int rdma_rm_alloc_mr(RdmaDeviceResources *dev_res, uint32_t pd_handle,
pd = rdma_rm_get_pd(dev_res, pd_handle);
if (!pd) {
- pr_dbg("Invalid PD\n");
return -EINVAL;
}
- mr = res_tbl_alloc(&dev_res->mr_tbl, mr_handle);
+ mr = rdma_res_tbl_alloc(&dev_res->mr_tbl, mr_handle);
if (!mr) {
- pr_dbg("Failed to allocate obj in table\n");
return -ENOMEM;
}
- pr_dbg("mr_handle=%d\n", *mr_handle);
-
- pr_dbg("host_virt=0x%p\n", host_virt);
- pr_dbg("guest_start=0x%" PRIx64 "\n", guest_start);
- pr_dbg("length=%zu\n", guest_length);
+ trace_rdma_rm_alloc_mr(*mr_handle, host_virt, guest_start, guest_length,
+ access_flags);
if (host_virt) {
mr->virt = host_virt;
@@ -174,7 +228,6 @@ int rdma_rm_alloc_mr(RdmaDeviceResources *dev_res, uint32_t pd_handle,
ret = rdma_backend_create_mr(&mr->backend_mr, &pd->backend_pd, mr->virt,
mr->length, access_flags);
if (ret) {
- pr_dbg("Fail in rdma_backend_create_mr, err=%d\n", ret);
ret = -EIO;
goto out_dealloc_mr;
}
@@ -189,14 +242,14 @@ int rdma_rm_alloc_mr(RdmaDeviceResources *dev_res, uint32_t pd_handle,
return 0;
out_dealloc_mr:
- res_tbl_dealloc(&dev_res->mr_tbl, *mr_handle);
+ rdma_res_tbl_dealloc(&dev_res->mr_tbl, *mr_handle);
return ret;
}
RdmaRmMR *rdma_rm_get_mr(RdmaDeviceResources *dev_res, uint32_t mr_handle)
{
- return res_tbl_get(&dev_res->mr_tbl, mr_handle);
+ return rdma_res_tbl_get(&dev_res->mr_tbl, mr_handle);
}
void rdma_rm_dealloc_mr(RdmaDeviceResources *dev_res, uint32_t mr_handle)
@@ -205,12 +258,12 @@ void rdma_rm_dealloc_mr(RdmaDeviceResources *dev_res, uint32_t mr_handle)
if (mr) {
rdma_backend_destroy_mr(&mr->backend_mr);
- pr_dbg("start=0x%" PRIx64 "\n", mr->start);
+ trace_rdma_rm_dealloc_mr(mr_handle, mr->start);
if (mr->start) {
mr->virt -= (mr->start & (TARGET_PAGE_SIZE - 1));
munmap(mr->virt, mr->length);
}
- res_tbl_dealloc(&dev_res->mr_tbl, mr_handle);
+ rdma_res_tbl_dealloc(&dev_res->mr_tbl, mr_handle);
}
}
@@ -222,12 +275,13 @@ int rdma_rm_alloc_uc(RdmaDeviceResources *dev_res, uint32_t pfn,
/* TODO: Need to make sure pfn is between bar start address and
* bsd+RDMA_BAR2_UAR_SIZE
if (pfn > RDMA_BAR2_UAR_SIZE) {
- pr_err("pfn out of range (%d > %d)\n", pfn, RDMA_BAR2_UAR_SIZE);
+ rdma_error_report("pfn out of range (%d > %d)", pfn,
+ RDMA_BAR2_UAR_SIZE);
return -ENOMEM;
}
*/
- uc = res_tbl_alloc(&dev_res->uc_tbl, uc_handle);
+ uc = rdma_res_tbl_alloc(&dev_res->uc_tbl, uc_handle);
if (!uc) {
return -ENOMEM;
}
@@ -237,7 +291,7 @@ int rdma_rm_alloc_uc(RdmaDeviceResources *dev_res, uint32_t pfn,
RdmaRmUC *rdma_rm_get_uc(RdmaDeviceResources *dev_res, uint32_t uc_handle)
{
- return res_tbl_get(&dev_res->uc_tbl, uc_handle);
+ return rdma_res_tbl_get(&dev_res->uc_tbl, uc_handle);
}
void rdma_rm_dealloc_uc(RdmaDeviceResources *dev_res, uint32_t uc_handle)
@@ -245,13 +299,13 @@ void rdma_rm_dealloc_uc(RdmaDeviceResources *dev_res, uint32_t uc_handle)
RdmaRmUC *uc = rdma_rm_get_uc(dev_res, uc_handle);
if (uc) {
- res_tbl_dealloc(&dev_res->uc_tbl, uc_handle);
+ rdma_res_tbl_dealloc(&dev_res->uc_tbl, uc_handle);
}
}
RdmaRmCQ *rdma_rm_get_cq(RdmaDeviceResources *dev_res, uint32_t cq_handle)
{
- return res_tbl_get(&dev_res->cq_tbl, cq_handle);
+ return rdma_res_tbl_get(&dev_res->cq_tbl, cq_handle);
}
int rdma_rm_alloc_cq(RdmaDeviceResources *dev_res, RdmaBackendDev *backend_dev,
@@ -260,7 +314,7 @@ int rdma_rm_alloc_cq(RdmaDeviceResources *dev_res, RdmaBackendDev *backend_dev,
int rc;
RdmaRmCQ *cq;
- cq = res_tbl_alloc(&dev_res->cq_tbl, cq_handle);
+ cq = rdma_res_tbl_alloc(&dev_res->cq_tbl, cq_handle);
if (!cq) {
return -ENOMEM;
}
@@ -287,8 +341,6 @@ void rdma_rm_req_notify_cq(RdmaDeviceResources *dev_res, uint32_t cq_handle,
{
RdmaRmCQ *cq;
- pr_dbg("cq_handle=%d, notify=0x%x\n", cq_handle, notify);
-
cq = rdma_rm_get_cq(dev_res, cq_handle);
if (!cq) {
return;
@@ -297,8 +349,6 @@ void rdma_rm_req_notify_cq(RdmaDeviceResources *dev_res, uint32_t cq_handle,
if (cq->notify != CNT_SET) {
cq->notify = notify ? CNT_ARM : CNT_CLEAR;
}
-
- pr_dbg("notify=%d\n", cq->notify);
}
void rdma_rm_dealloc_cq(RdmaDeviceResources *dev_res, uint32_t cq_handle)
@@ -312,7 +362,7 @@ void rdma_rm_dealloc_cq(RdmaDeviceResources *dev_res, uint32_t cq_handle)
rdma_backend_destroy_cq(&cq->backend_cq);
- res_tbl_dealloc(&dev_res->cq_tbl, cq_handle);
+ rdma_res_tbl_dealloc(&dev_res->cq_tbl, cq_handle);
}
RdmaRmQP *rdma_rm_get_qp(RdmaDeviceResources *dev_res, uint32_t qpn)
@@ -323,6 +373,10 @@ RdmaRmQP *rdma_rm_get_qp(RdmaDeviceResources *dev_res, uint32_t qpn)
g_bytes_unref(key);
+ if (!qp) {
+ rdma_error_report("Invalid QP handle %d", qpn);
+ }
+
return qp;
}
@@ -338,11 +392,8 @@ int rdma_rm_alloc_qp(RdmaDeviceResources *dev_res, uint32_t pd_handle,
RdmaRmPD *pd;
uint32_t rm_qpn;
- pr_dbg("qp_type=%d\n", qp_type);
-
pd = rdma_rm_get_pd(dev_res, pd_handle);
if (!pd) {
- pr_err("Invalid pd handle (%d)\n", pd_handle);
return -EINVAL;
}
@@ -350,8 +401,8 @@ int rdma_rm_alloc_qp(RdmaDeviceResources *dev_res, uint32_t pd_handle,
rcq = rdma_rm_get_cq(dev_res, recv_cq_handle);
if (!scq || !rcq) {
- pr_err("Invalid send_cqn or recv_cqn (%d, %d)\n",
- send_cq_handle, recv_cq_handle);
+ rdma_error_report("Invalid send_cqn or recv_cqn (%d, %d)",
+ send_cq_handle, recv_cq_handle);
return -EINVAL;
}
@@ -360,11 +411,10 @@ int rdma_rm_alloc_qp(RdmaDeviceResources *dev_res, uint32_t pd_handle,
rcq->notify = CNT_SET;
}
- qp = res_tbl_alloc(&dev_res->qp_tbl, &rm_qpn);
+ qp = rdma_res_tbl_alloc(&dev_res->qp_tbl, &rm_qpn);
if (!qp) {
return -ENOMEM;
}
- pr_dbg("rm_qpn=%d\n", rm_qpn);
qp->qpn = rm_qpn;
qp->qp_state = IBV_QPS_RESET;
@@ -382,13 +432,13 @@ int rdma_rm_alloc_qp(RdmaDeviceResources *dev_res, uint32_t pd_handle,
}
*qpn = rdma_backend_qpn(&qp->backend_qp);
- pr_dbg("rm_qpn=%d, backend_qpn=0x%x\n", rm_qpn, *qpn);
+ trace_rdma_rm_alloc_qp(rm_qpn, *qpn, qp_type);
g_hash_table_insert(dev_res->qp_hash, g_bytes_new(qpn, sizeof(*qpn)), qp);
return 0;
out_dealloc_qp:
- res_tbl_dealloc(&dev_res->qp_tbl, qp->qpn);
+ rdma_res_tbl_dealloc(&dev_res->qp_tbl, qp->qpn);
return rc;
}
@@ -402,28 +452,22 @@ int rdma_rm_modify_qp(RdmaDeviceResources *dev_res, RdmaBackendDev *backend_dev,
RdmaRmQP *qp;
int ret;
- pr_dbg("qpn=0x%x\n", qp_handle);
- pr_dbg("qkey=0x%x\n", qkey);
-
qp = rdma_rm_get_qp(dev_res, qp_handle);
if (!qp) {
return -EINVAL;
}
- pr_dbg("qp_type=%d\n", qp->qp_type);
- pr_dbg("attr_mask=0x%x\n", attr_mask);
-
if (qp->qp_type == IBV_QPT_SMI) {
- pr_dbg("QP0 unsupported\n");
+ rdma_error_report("Got QP0 request");
return -EPERM;
} else if (qp->qp_type == IBV_QPT_GSI) {
- pr_dbg("QP1\n");
return 0;
}
+ trace_rdma_rm_modify_qp(qp_handle, attr_mask, qp_state, sgid_idx);
+
if (attr_mask & IBV_QP_STATE) {
qp->qp_state = qp_state;
- pr_dbg("qp_state=%d\n", qp->qp_state);
if (qp->qp_state == IBV_QPS_INIT) {
ret = rdma_backend_qp_state_init(backend_dev, &qp->backend_qp,
@@ -435,11 +479,11 @@ int rdma_rm_modify_qp(RdmaDeviceResources *dev_res, RdmaBackendDev *backend_dev,
if (qp->qp_state == IBV_QPS_RTR) {
/* Get backend gid index */
- pr_dbg("Guest sgid_idx=%d\n", sgid_idx);
sgid_idx = rdma_rm_get_backend_gid_index(dev_res, backend_dev,
sgid_idx);
if (sgid_idx <= 0) { /* TODO check also less than bk.max_sgid */
- pr_dbg("Fail to get bk sgid_idx for sgid_idx %d\n", sgid_idx);
+ rdma_error_report("Failed to get bk sgid_idx for sgid_idx %d",
+ sgid_idx);
return -EIO;
}
@@ -471,15 +515,11 @@ int rdma_rm_query_qp(RdmaDeviceResources *dev_res, RdmaBackendDev *backend_dev,
{
RdmaRmQP *qp;
- pr_dbg("qpn=0x%x\n", qp_handle);
-
qp = rdma_rm_get_qp(dev_res, qp_handle);
if (!qp) {
return -EINVAL;
}
- pr_dbg("qp_type=%d\n", qp->qp_type);
-
return rdma_backend_query_qp(&qp->backend_qp, attr, attr_mask, init_attr);
}
@@ -497,22 +537,20 @@ void rdma_rm_dealloc_qp(RdmaDeviceResources *dev_res, uint32_t qp_handle)
return;
}
- rdma_backend_destroy_qp(&qp->backend_qp);
+ rdma_backend_destroy_qp(&qp->backend_qp, dev_res);
- res_tbl_dealloc(&dev_res->qp_tbl, qp->qpn);
+ rdma_res_tbl_dealloc(&dev_res->qp_tbl, qp->qpn);
}
void *rdma_rm_get_cqe_ctx(RdmaDeviceResources *dev_res, uint32_t cqe_ctx_id)
{
void **cqe_ctx;
- cqe_ctx = res_tbl_get(&dev_res->cqe_ctx_tbl, cqe_ctx_id);
+ cqe_ctx = rdma_res_tbl_get(&dev_res->cqe_ctx_tbl, cqe_ctx_id);
if (!cqe_ctx) {
return NULL;
}
- pr_dbg("ctx=%p\n", *cqe_ctx);
-
return *cqe_ctx;
}
@@ -521,12 +559,11 @@ int rdma_rm_alloc_cqe_ctx(RdmaDeviceResources *dev_res, uint32_t *cqe_ctx_id,
{
void **cqe_ctx;
- cqe_ctx = res_tbl_alloc(&dev_res->cqe_ctx_tbl, cqe_ctx_id);
+ cqe_ctx = rdma_res_tbl_alloc(&dev_res->cqe_ctx_tbl, cqe_ctx_id);
if (!cqe_ctx) {
return -ENOMEM;
}
- pr_dbg("ctx=%p\n", ctx);
*cqe_ctx = ctx;
return 0;
@@ -534,7 +571,7 @@ int rdma_rm_alloc_cqe_ctx(RdmaDeviceResources *dev_res, uint32_t *cqe_ctx_id,
void rdma_rm_dealloc_cqe_ctx(RdmaDeviceResources *dev_res, uint32_t cqe_ctx_id)
{
- res_tbl_dealloc(&dev_res->cqe_ctx_tbl, cqe_ctx_id);
+ rdma_res_tbl_dealloc(&dev_res->cqe_ctx_tbl, cqe_ctx_id);
}
int rdma_rm_add_gid(RdmaDeviceResources *dev_res, RdmaBackendDev *backend_dev,
@@ -544,7 +581,6 @@ int rdma_rm_add_gid(RdmaDeviceResources *dev_res, RdmaBackendDev *backend_dev,
rc = rdma_backend_add_gid(backend_dev, ifname, gid);
if (rc) {
- pr_dbg("Fail to add gid\n");
return -EINVAL;
}
@@ -565,7 +601,6 @@ int rdma_rm_del_gid(RdmaDeviceResources *dev_res, RdmaBackendDev *backend_dev,
rc = rdma_backend_del_gid(backend_dev, ifname,
&dev_res->port.gid_tbl[gid_idx].gid);
if (rc) {
- pr_dbg("Fail to delete gid\n");
return -EINVAL;
}
@@ -580,7 +615,7 @@ int rdma_rm_get_backend_gid_index(RdmaDeviceResources *dev_res,
RdmaBackendDev *backend_dev, int sgid_idx)
{
if (unlikely(sgid_idx < 0 || sgid_idx >= MAX_PORT_GIDS)) {
- pr_dbg("Got invalid sgid_idx %d\n", sgid_idx);
+ rdma_error_report("Got invalid sgid_idx %d", sgid_idx);
return -EINVAL;
}
@@ -590,9 +625,6 @@ int rdma_rm_get_backend_gid_index(RdmaDeviceResources *dev_res,
&dev_res->port.gid_tbl[sgid_idx].gid);
}
- pr_dbg("backend_gid_index=%d\n",
- dev_res->port.gid_tbl[sgid_idx].backend_gid_index);
-
return dev_res->port.gid_tbl[sgid_idx].backend_gid_index;
}
@@ -624,8 +656,7 @@ static void fini_ports(RdmaDeviceResources *dev_res,
}
}
-int rdma_rm_init(RdmaDeviceResources *dev_res, struct ibv_device_attr *dev_attr,
- Error **errp)
+int rdma_rm_init(RdmaDeviceResources *dev_res, struct ibv_device_attr *dev_attr)
{
dev_res->qp_hash = g_hash_table_new_full(g_bytes_hash, g_bytes_equal,
destroy_qp_hash_key, NULL);
@@ -643,12 +674,19 @@ int rdma_rm_init(RdmaDeviceResources *dev_res, struct ibv_device_attr *dev_attr,
init_ports(dev_res);
+ qemu_mutex_init(&dev_res->lock);
+
+ memset(&dev_res->stats, 0, sizeof(dev_res->stats));
+ atomic_set(&dev_res->stats.missing_cqe, 0);
+
return 0;
}
void rdma_rm_fini(RdmaDeviceResources *dev_res, RdmaBackendDev *backend_dev,
const char *ifname)
{
+ qemu_mutex_destroy(&dev_res->lock);
+
fini_ports(dev_res, backend_dev, ifname);
res_tbl_free(&dev_res->uc_tbl);
diff --git a/hw/rdma/rdma_rm.h b/hw/rdma/rdma_rm.h
index 3c602c04c0..4f03f9b8c5 100644
--- a/hw/rdma/rdma_rm.h
+++ b/hw/rdma/rdma_rm.h
@@ -20,8 +20,8 @@
#include "rdma_backend_defs.h"
#include "rdma_rm_defs.h"
-int rdma_rm_init(RdmaDeviceResources *dev_res, struct ibv_device_attr *dev_attr,
- Error **errp);
+int rdma_rm_init(RdmaDeviceResources *dev_res,
+ struct ibv_device_attr *dev_attr);
void rdma_rm_fini(RdmaDeviceResources *dev_res, RdmaBackendDev *backend_dev,
const char *ifname);
@@ -31,9 +31,9 @@ RdmaRmPD *rdma_rm_get_pd(RdmaDeviceResources *dev_res, uint32_t pd_handle);
void rdma_rm_dealloc_pd(RdmaDeviceResources *dev_res, uint32_t pd_handle);
int rdma_rm_alloc_mr(RdmaDeviceResources *dev_res, uint32_t pd_handle,
- uint64_t guest_start, size_t guest_length, void *host_virt,
- int access_flags, uint32_t *mr_handle, uint32_t *lkey,
- uint32_t *rkey);
+ uint64_t guest_start, uint64_t guest_length,
+ void *host_virt, int access_flags, uint32_t *mr_handle,
+ uint32_t *lkey, uint32_t *rkey);
RdmaRmMR *rdma_rm_get_mr(RdmaDeviceResources *dev_res, uint32_t mr_handle);
void rdma_rm_dealloc_mr(RdmaDeviceResources *dev_res, uint32_t mr_handle);
@@ -81,5 +81,6 @@ static inline union ibv_gid *rdma_rm_get_gid(RdmaDeviceResources *dev_res,
{
return &dev_res->port.gid_tbl[sgid_idx].gid;
}
+void rdma_dump_device_counters(Monitor *mon, RdmaDeviceResources *dev_res);
#endif
diff --git a/hw/rdma/rdma_rm_defs.h b/hw/rdma/rdma_rm_defs.h
index 0ba61d1838..c200d311de 100644
--- a/hw/rdma/rdma_rm_defs.h
+++ b/hw/rdma/rdma_rm_defs.h
@@ -34,7 +34,9 @@
#define MAX_QP_INIT_RD_ATOM 16
#define MAX_AH 64
-#define MAX_RM_TBL_NAME 16
+#define MAX_RM_TBL_NAME 16
+#define MAX_CONSEQ_EMPTY_POLL_CQ 4096 /* considered as error above this */
+
typedef struct RdmaRmResTbl {
char name[MAX_RM_TBL_NAME];
QemuMutex lock;
@@ -42,6 +44,7 @@ typedef struct RdmaRmResTbl {
size_t tbl_sz;
size_t res_sz;
void *tbl;
+ uint32_t used; /* number of used entries in the table */
} RdmaRmResTbl;
typedef struct RdmaRmPD {
@@ -96,7 +99,28 @@ typedef struct RdmaRmPort {
enum ibv_port_state state;
} RdmaRmPort;
-typedef struct RdmaDeviceResources {
+typedef struct RdmaRmStats {
+ uint64_t tx;
+ uint64_t tx_len;
+ uint64_t tx_err;
+ uint64_t rx_bufs;
+ uint64_t rx_bufs_len;
+ uint64_t rx_bufs_err;
+ uint64_t completions;
+ uint64_t mad_tx;
+ uint64_t mad_tx_err;
+ uint64_t mad_rx;
+ uint64_t mad_rx_err;
+ uint64_t mad_rx_bufs;
+ uint64_t mad_rx_bufs_err;
+ uint64_t poll_cq_from_bk;
+ uint64_t poll_cq_from_guest;
+ uint64_t poll_cq_from_guest_empty;
+ uint64_t poll_cq_ppoll_to;
+ uint32_t missing_cqe;
+} RdmaRmStats;
+
+struct RdmaDeviceResources {
RdmaRmPort port;
RdmaRmResTbl pd_tbl;
RdmaRmResTbl mr_tbl;
@@ -105,6 +129,8 @@ typedef struct RdmaDeviceResources {
RdmaRmResTbl cq_tbl;
RdmaRmResTbl cqe_ctx_tbl;
GHashTable *qp_hash; /* Keeps mapping between real and emulated */
-} RdmaDeviceResources;
+ QemuMutex lock;
+ RdmaRmStats stats;
+};
#endif
diff --git a/hw/rdma/rdma_utils.c b/hw/rdma/rdma_utils.c
index 4fbea8cde2..73f279104c 100644
--- a/hw/rdma/rdma_utils.c
+++ b/hw/rdma/rdma_utils.c
@@ -14,26 +14,25 @@
*/
#include "qemu/osdep.h"
+#include "qapi/qmp/qlist.h"
+#include "qapi/qmp/qnum.h"
+#include "trace.h"
#include "rdma_utils.h"
-#ifdef PVRDMA_DEBUG
-unsigned long pr_dbg_cnt;
-#endif
-
void *rdma_pci_dma_map(PCIDevice *dev, dma_addr_t addr, dma_addr_t plen)
{
void *p;
hwaddr len = plen;
if (!addr) {
- pr_dbg("addr is NULL\n");
+ rdma_error_report("addr is NULL");
return NULL;
}
p = pci_dma_map(dev, addr, &len, DMA_DIRECTION_TO_DEVICE);
if (!p) {
- pr_dbg("Fail in pci_dma_map, addr=0x%" PRIx64 ", len=%" PRId64 "\n",
- addr, len);
+ rdma_error_report("pci_dma_map fail, addr=0x%"PRIx64", len=%"PRId64,
+ addr, len);
return NULL;
}
@@ -42,15 +41,81 @@ void *rdma_pci_dma_map(PCIDevice *dev, dma_addr_t addr, dma_addr_t plen)
return NULL;
}
- pr_dbg("0x%" PRIx64 " -> %p (len=% " PRId64 ")\n", addr, p, len);
+ trace_rdma_pci_dma_map(addr, p, len);
return p;
}
void rdma_pci_dma_unmap(PCIDevice *dev, void *buffer, dma_addr_t len)
{
- pr_dbg("%p\n", buffer);
+ trace_rdma_pci_dma_unmap(buffer);
if (buffer) {
pci_dma_unmap(dev, buffer, len, DMA_DIRECTION_TO_DEVICE, 0);
}
}
+
+void rdma_protected_qlist_init(RdmaProtectedQList *list)
+{
+ qemu_mutex_init(&list->lock);
+ list->list = qlist_new();
+}
+
+void rdma_protected_qlist_destroy(RdmaProtectedQList *list)
+{
+ if (list->list) {
+ qlist_destroy_obj(QOBJECT(list->list));
+ qemu_mutex_destroy(&list->lock);
+ list->list = NULL;
+ }
+}
+
+void rdma_protected_qlist_append_int64(RdmaProtectedQList *list, int64_t value)
+{
+ qemu_mutex_lock(&list->lock);
+ qlist_append_int(list->list, value);
+ qemu_mutex_unlock(&list->lock);
+}
+
+int64_t rdma_protected_qlist_pop_int64(RdmaProtectedQList *list)
+{
+ QObject *obj;
+
+ qemu_mutex_lock(&list->lock);
+ obj = qlist_pop(list->list);
+ qemu_mutex_unlock(&list->lock);
+
+ if (!obj) {
+ return -ENOENT;
+ }
+
+ return qnum_get_uint(qobject_to(QNum, obj));
+}
+
+void rdma_protected_gslist_init(RdmaProtectedGSList *list)
+{
+ qemu_mutex_init(&list->lock);
+}
+
+void rdma_protected_gslist_destroy(RdmaProtectedGSList *list)
+{
+ if (list->list) {
+ g_slist_free(list->list);
+ list->list = NULL;
+ }
+}
+
+void rdma_protected_gslist_append_int32(RdmaProtectedGSList *list,
+ int32_t value)
+{
+ qemu_mutex_lock(&list->lock);
+ list->list = g_slist_prepend(list->list, GINT_TO_POINTER(value));
+ qemu_mutex_unlock(&list->lock);
+}
+
+void rdma_protected_gslist_remove_int32(RdmaProtectedGSList *list,
+ int32_t value)
+{
+ qemu_mutex_lock(&list->lock);
+ list->list = g_slist_remove(list->list, GINT_TO_POINTER(value));
+ qemu_mutex_unlock(&list->lock);
+}
diff --git a/hw/rdma/rdma_utils.h b/hw/rdma/rdma_utils.h
index 4490ea0b94..2d42249691 100644
--- a/hw/rdma/rdma_utils.h
+++ b/hw/rdma/rdma_utils.h
@@ -17,51 +17,40 @@
#ifndef RDMA_UTILS_H
#define RDMA_UTILS_H
+#include "qemu/error-report.h"
#include "hw/pci/pci.h"
#include "sysemu/dma.h"
#include "stdio.h"
-#define pr_info(fmt, ...) \
- fprintf(stdout, "%s: %-20s (%3d): " fmt, "rdma", __func__, __LINE__,\
- ## __VA_ARGS__)
+#define rdma_error_report(fmt, ...) \
+ error_report("%s: " fmt, "rdma", ## __VA_ARGS__)
+#define rdma_warn_report(fmt, ...) \
+ warn_report("%s: " fmt, "rdma", ## __VA_ARGS__)
+#define rdma_info_report(fmt, ...) \
+ info_report("%s: " fmt, "rdma", ## __VA_ARGS__)
-#define pr_err(fmt, ...) \
- fprintf(stderr, "%s: Error at %-20s (%3d): " fmt, "rdma", __func__, \
- __LINE__, ## __VA_ARGS__)
+typedef struct RdmaProtectedQList {
+ QemuMutex lock;
+ QList *list;
+} RdmaProtectedQList;
-#ifdef PVRDMA_DEBUG
-extern unsigned long pr_dbg_cnt;
-
-#define init_pr_dbg(void) \
-{ \
- pr_dbg_cnt = 0; \
-}
-
-#define pr_dbg(fmt, ...) \
- fprintf(stdout, "%lx %ld: %-20s (%3d): " fmt, pthread_self(), pr_dbg_cnt++, \
- __func__, __LINE__, ## __VA_ARGS__)
-
-#define pr_dbg_buf(title, buf, len) \
-{ \
- int i; \
- char *b = g_malloc0(len * 3 + 1); \
- char b1[4]; \
- for (i = 0; i < len; i++) { \
- sprintf(b1, "%.2X ", buf[i] & 0x000000FF); \
- strcat(b, b1); \
- } \
- pr_dbg("%s (%d): %s\n", title, len, b); \
- g_free(b); \
-}
-
-#else
-#define init_pr_dbg(void)
-#define pr_dbg(fmt, ...)
-#define pr_dbg_buf(title, buf, len)
-#endif
+typedef struct RdmaProtectedGSList {
+ QemuMutex lock;
+ GSList *list;
+} RdmaProtectedGSList;
void *rdma_pci_dma_map(PCIDevice *dev, dma_addr_t addr, dma_addr_t plen);
void rdma_pci_dma_unmap(PCIDevice *dev, void *buffer, dma_addr_t len);
+void rdma_protected_qlist_init(RdmaProtectedQList *list);
+void rdma_protected_qlist_destroy(RdmaProtectedQList *list);
+void rdma_protected_qlist_append_int64(RdmaProtectedQList *list, int64_t value);
+int64_t rdma_protected_qlist_pop_int64(RdmaProtectedQList *list);
+void rdma_protected_gslist_init(RdmaProtectedGSList *list);
+void rdma_protected_gslist_destroy(RdmaProtectedGSList *list);
+void rdma_protected_gslist_append_int32(RdmaProtectedGSList *list,
+ int32_t value);
+void rdma_protected_gslist_remove_int32(RdmaProtectedGSList *list,
+ int32_t value);
static inline void addrconf_addr_eui48(uint8_t *eui, const char *addr)
{
diff --git a/hw/rdma/trace-events b/hw/rdma/trace-events
index c4c202e647..2022a820cb 100644
--- a/hw/rdma/trace-events
+++ b/hw/rdma/trace-events
@@ -1,5 +1,31 @@
-# See docs/tracing.txt for syntax documentation.
+# See docs/devel/tracing.txt for syntax documentation.
-#hw/rdma/rdma_backend.c
-create_ah_cache_hit(uint64_t subnet, uint64_t net_id) "subnet = 0x%"PRIx64" net_id = 0x%"PRIx64
-create_ah_cache_miss(uint64_t subnet, uint64_t net_id) "subnet = 0x%"PRIx64" net_id = 0x%"PRIx64
+# rdma_backend.c
+rdma_check_dev_attr(const char *name, int max_bk, int max_fe) "%s: be=%d, fe=%d"
+rdma_create_ah_cache_hit(uint64_t subnet, uint64_t if_id) "subnet=0x%"PRIx64",if_id=0x%"PRIx64
+rdma_create_ah_cache_miss(uint64_t subnet, uint64_t if_id) "subnet=0x%"PRIx64",if_id=0x%"PRIx64
+rdma_poll_cq(int ne, void *ibcq) "Got %d completion(s) from cq %p"
+rdmacm_mux(const char *title, int msg_type, int op_code) "%s: msg_type=%d, op_code=%d"
+rdmacm_mux_check_op_status(int msg_type, int op_code, int err_code) "resp: msg_type=%d, op_code=%d, err_code=%d"
+rdma_mad_message(const char *title, int len, char *data) "mad %s (%d): %s"
+rdma_backend_rc_qp_state_init(uint32_t qpn) "RC QP 0x%x switch to INIT"
+rdma_backend_ud_qp_state_init(uint32_t qpn, uint32_t qkey) "UD QP 0x%x switch to INIT, qkey=0x%x"
+rdma_backend_rc_qp_state_rtr(uint32_t qpn, uint64_t subnet, uint64_t ifid, uint8_t sgid_idx, uint32_t dqpn, uint32_t rq_psn) "RC QP 0x%x switch to RTR, subnet = 0x%"PRIx64", ifid = 0x%"PRIx64 ", sgid_idx=%d, dqpn=0x%x, rq_psn=0x%x"
+rdma_backend_ud_qp_state_rtr(uint32_t qpn, uint32_t qkey) "UD QP 0x%x switch to RTR, qkey=0x%x"
+rdma_backend_rc_qp_state_rts(uint32_t qpn, uint32_t sq_psn) "RC QP 0x%x switch to RTS, sq_psn=0x%x, "
+rdma_backend_ud_qp_state_rts(uint32_t qpn, uint32_t sq_psn, uint32_t qkey) "UD QP 0x%x switch to RTS, sq_psn=0x%x, qkey=0x%x"
+rdma_backend_get_gid_index(uint64_t subnet, uint64_t ifid, int gid_idx) "subnet=0x%"PRIx64", ifid=0x%"PRIx64 ", gid_idx=%d"
+rdma_backend_gid_change(const char *op, uint64_t subnet, uint64_t ifid) "%s subnet=0x%"PRIx64", ifid=0x%"PRIx64
+
+# rdma_rm.c
+rdma_res_tbl_get(char *name, uint32_t handle) "tbl %s, handle %d"
+rdma_res_tbl_alloc(char *name, uint32_t handle) "tbl %s, handle %d"
+rdma_res_tbl_dealloc(char *name, uint32_t handle) "tbl %s, handle %d"
+rdma_rm_alloc_mr(uint32_t mr_handle, void *host_virt, uint64_t guest_start, uint64_t guest_length, int access_flags) "mr_handle=%d, host_virt=%p, guest_start=0x%"PRIx64", length=%" PRId64", access_flags=0x%x"
+rdma_rm_dealloc_mr(uint32_t mr_handle, uint64_t guest_start) "mr_handle=%d, guest_start=0x%"PRIx64
+rdma_rm_alloc_qp(uint32_t rm_qpn, uint32_t backend_qpn, uint8_t qp_type) "rm_qpn=%d, backend_qpn=0x%x, qp_type=%d"
+rdma_rm_modify_qp(uint32_t qpn, uint32_t attr_mask, int qp_state, uint8_t sgid_idx) "qpn=0x%x, attr_mask=0x%x, qp_state=%d, sgid_idx=%d"
+
+# rdma_utils.c
+rdma_pci_dma_map(uint64_t addr, void *vaddr, uint64_t len) "0x%"PRIx64" -> %p (len=%" PRId64")"
+rdma_pci_dma_unmap(void *vaddr) "%p"
diff --git a/hw/rdma/vmw/pvrdma.h b/hw/rdma/vmw/pvrdma.h
index ffae36986e..a8a04a253c 100644
--- a/hw/rdma/vmw/pvrdma.h
+++ b/hw/rdma/vmw/pvrdma.h
@@ -70,6 +70,14 @@ typedef struct DSRInfo {
PvrdmaRing cq;
} DSRInfo;
+typedef struct PVRDMADevStats {
+ uint64_t commands;
+ uint64_t regs_reads;
+ uint64_t regs_writes;
+ uint64_t uar_writes;
+ uint64_t interrupts;
+} PVRDMADevStats;
+
typedef struct PVRDMADev {
PCIDevice parent_obj;
MemoryRegion msix;
@@ -89,6 +97,7 @@ typedef struct PVRDMADev {
CharBackend mad_chr;
VMXNET3State *func0;
Notifier shutdown_notifier;
+ PVRDMADevStats stats;
} PVRDMADev;
#define PVRDMA_DEV(dev) OBJECT_CHECK(PVRDMADev, (dev), PVRDMA_HW_NAME)
@@ -123,10 +132,11 @@ static inline void post_interrupt(PVRDMADev *dev, unsigned vector)
PCIDevice *pci_dev = PCI_DEVICE(dev);
if (likely(!dev->interrupt_mask)) {
+ dev->stats.interrupts++;
msix_notify(pci_dev, vector);
}
}
-int execute_command(PVRDMADev *dev);
+int pvrdma_exec_cmd(PVRDMADev *dev);
#endif
diff --git a/hw/rdma/vmw/pvrdma_cmd.c b/hw/rdma/vmw/pvrdma_cmd.c
index 89920887bf..4afcd2037d 100644
--- a/hw/rdma/vmw/pvrdma_cmd.c
+++ b/hw/rdma/vmw/pvrdma_cmd.c
@@ -14,7 +14,6 @@
*/
#include "qemu/osdep.h"
-#include "qemu/error-report.h"
#include "cpu.h"
#include "hw/hw.h"
#include "hw/pci/pci.h"
@@ -24,6 +23,7 @@
#include "../rdma_rm.h"
#include "../rdma_utils.h"
+#include "trace.h"
#include "pvrdma.h"
#include "standard-headers/rdma/vmw_pvrdma-abi.h"
@@ -35,40 +35,38 @@ static void *pvrdma_map_to_pdir(PCIDevice *pdev, uint64_t pdir_dma,
void *host_virt = NULL, *curr_page;
if (!nchunks) {
- pr_dbg("nchunks=0\n");
+ rdma_error_report("Got nchunks=0");
return NULL;
}
dir = rdma_pci_dma_map(pdev, pdir_dma, TARGET_PAGE_SIZE);
if (!dir) {
- error_report("PVRDMA: Failed to map to page directory");
+ rdma_error_report("Failed to map to page directory");
return NULL;
}
tbl = rdma_pci_dma_map(pdev, dir[0], TARGET_PAGE_SIZE);
if (!tbl) {
- error_report("PVRDMA: Failed to map to page table 0");
+ rdma_error_report("Failed to map to page table 0");
goto out_unmap_dir;
}
curr_page = rdma_pci_dma_map(pdev, (dma_addr_t)tbl[0], TARGET_PAGE_SIZE);
if (!curr_page) {
- error_report("PVRDMA: Failed to map the first page");
+ rdma_error_report("Failed to map the page 0");
goto out_unmap_tbl;
}
host_virt = mremap(curr_page, 0, length, MREMAP_MAYMOVE);
- pr_dbg("mremap %p -> %p\n", curr_page, host_virt);
if (host_virt == MAP_FAILED) {
host_virt = NULL;
- error_report("PVRDMA: Failed to remap memory for host_virt");
+ rdma_error_report("Failed to remap memory for host_virt");
goto out_unmap_tbl;
}
+ trace_pvrdma_map_to_pdir_host_virt(curr_page, host_virt);
rdma_pci_dma_unmap(pdev, curr_page, TARGET_PAGE_SIZE);
- pr_dbg("host_virt=%p\n", host_virt);
-
dir_idx = 0;
tbl_idx = 1;
addr_idx = 1;
@@ -76,28 +74,28 @@ static void *pvrdma_map_to_pdir(PCIDevice *pdev, uint64_t pdir_dma,
if (tbl_idx == TARGET_PAGE_SIZE / sizeof(uint64_t)) {
tbl_idx = 0;
dir_idx++;
- pr_dbg("Mapping to table %d\n", dir_idx);
rdma_pci_dma_unmap(pdev, tbl, TARGET_PAGE_SIZE);
tbl = rdma_pci_dma_map(pdev, dir[dir_idx], TARGET_PAGE_SIZE);
if (!tbl) {
- error_report("PVRDMA: Failed to map to page table %d", dir_idx);
+ rdma_error_report("Failed to map to page table %d", dir_idx);
goto out_unmap_host_virt;
}
}
- pr_dbg("guest_dma[%d]=0x%" PRIx64 "\n", addr_idx, tbl[tbl_idx]);
-
curr_page = rdma_pci_dma_map(pdev, (dma_addr_t)tbl[tbl_idx],
TARGET_PAGE_SIZE);
if (!curr_page) {
- error_report("PVRDMA: Failed to map to page %d, dir %d", tbl_idx,
- dir_idx);
+ rdma_error_report("Failed to map to page %d, dir %d", tbl_idx,
+ dir_idx);
goto out_unmap_host_virt;
}
mremap(curr_page, 0, TARGET_PAGE_SIZE, MREMAP_MAYMOVE | MREMAP_FIXED,
host_virt + TARGET_PAGE_SIZE * addr_idx);
+ trace_pvrdma_map_to_pdir_next_page(addr_idx, curr_page, host_virt +
+ TARGET_PAGE_SIZE * addr_idx);
+
rdma_pci_dma_unmap(pdev, curr_page, TARGET_PAGE_SIZE);
addr_idx++;
@@ -125,9 +123,8 @@ static int query_port(PVRDMADev *dev, union pvrdma_cmd_req *req,
{
struct pvrdma_cmd_query_port *cmd = &req->query_port;
struct pvrdma_cmd_query_port_resp *resp = &rsp->query_port_resp;
- struct pvrdma_port_attr attrs = {0};
+ struct pvrdma_port_attr attrs = {};
- pr_dbg("port=%d\n", cmd->port_num);
if (cmd->port_num > MAX_PORTS) {
return -EINVAL;
}
@@ -159,12 +156,10 @@ static int query_pkey(PVRDMADev *dev, union pvrdma_cmd_req *req,
struct pvrdma_cmd_query_pkey *cmd = &req->query_pkey;
struct pvrdma_cmd_query_pkey_resp *resp = &rsp->query_pkey_resp;
- pr_dbg("port=%d\n", cmd->port_num);
if (cmd->port_num > MAX_PORTS) {
return -EINVAL;
}
- pr_dbg("index=%d\n", cmd->index);
if (cmd->index > MAX_PKEYS) {
return -EINVAL;
}
@@ -172,7 +167,6 @@ static int query_pkey(PVRDMADev *dev, union pvrdma_cmd_req *req,
memset(resp, 0, sizeof(*resp));
resp->pkey = PVRDMA_PKEY;
- pr_dbg("pkey=0x%x\n", resp->pkey);
return 0;
}
@@ -184,8 +178,6 @@ static int create_pd(PVRDMADev *dev, union pvrdma_cmd_req *req,
struct pvrdma_cmd_create_pd_resp *resp = &rsp->create_pd_resp;
int rc;
- pr_dbg("context=0x%x\n", cmd->ctx_handle ? cmd->ctx_handle : 0);
-
memset(resp, 0, sizeof(*resp));
rc = rdma_rm_alloc_pd(&dev->rdma_dev_res, &dev->backend_dev,
&resp->pd_handle, cmd->ctx_handle);
@@ -198,8 +190,6 @@ static int destroy_pd(PVRDMADev *dev, union pvrdma_cmd_req *req,
{
struct pvrdma_cmd_destroy_pd *cmd = &req->destroy_pd;
- pr_dbg("pd_handle=%d\n", cmd->pd_handle);
-
rdma_rm_dealloc_pd(&dev->rdma_dev_res, cmd->pd_handle);
return 0;
@@ -216,15 +206,11 @@ static int create_mr(PVRDMADev *dev, union pvrdma_cmd_req *req,
memset(resp, 0, sizeof(*resp));
- pr_dbg("pd_handle=%d\n", cmd->pd_handle);
- pr_dbg("access_flags=0x%x\n", cmd->access_flags);
- pr_dbg("flags=0x%x\n", cmd->flags);
-
if (!(cmd->flags & PVRDMA_MR_FLAG_DMA)) {
host_virt = pvrdma_map_to_pdir(pci_dev, cmd->pdir_dma, cmd->nchunks,
cmd->length);
if (!host_virt) {
- pr_dbg("Failed to map to pdir\n");
+ rdma_error_report("Failed to map to pdir");
return -EINVAL;
}
}
@@ -244,8 +230,6 @@ static int destroy_mr(PVRDMADev *dev, union pvrdma_cmd_req *req,
{
struct pvrdma_cmd_destroy_mr *cmd = &req->destroy_mr;
- pr_dbg("mr_handle=%d\n", cmd->mr_handle);
-
rdma_rm_dealloc_mr(&dev->rdma_dev_res, cmd->mr_handle);
return 0;
@@ -260,20 +244,19 @@ static int create_cq_ring(PCIDevice *pci_dev , PvrdmaRing **ring,
char ring_name[MAX_RING_NAME_SZ];
if (!nchunks || nchunks > PVRDMA_MAX_FAST_REG_PAGES) {
- pr_dbg("invalid nchunks: %d\n", nchunks);
+ rdma_error_report("Got invalid nchunks: %d", nchunks);
return rc;
}
- pr_dbg("pdir_dma=0x%llx\n", (long long unsigned int)pdir_dma);
dir = rdma_pci_dma_map(pci_dev, pdir_dma, TARGET_PAGE_SIZE);
if (!dir) {
- pr_dbg("Failed to map to CQ page directory\n");
+ rdma_error_report("Failed to map to CQ page directory");
goto out;
}
tbl = rdma_pci_dma_map(pci_dev, dir[0], TARGET_PAGE_SIZE);
if (!tbl) {
- pr_dbg("Failed to map to CQ page table\n");
+ rdma_error_report("Failed to map to CQ page table");
goto out;
}
@@ -284,7 +267,7 @@ static int create_cq_ring(PCIDevice *pci_dev , PvrdmaRing **ring,
rdma_pci_dma_map(pci_dev, tbl[0], TARGET_PAGE_SIZE);
if (!r->ring_state) {
- pr_dbg("Failed to map to CQ ring state\n");
+ rdma_error_report("Failed to map to CQ ring state");
goto out_free_ring;
}
@@ -339,8 +322,6 @@ static int create_cq(PVRDMADev *dev, union pvrdma_cmd_req *req,
return rc;
}
- pr_dbg("ring=%p\n", ring);
-
rc = rdma_rm_alloc_cq(&dev->rdma_dev_res, &dev->backend_dev, cmd->cqe,
&resp->cq_handle, ring);
if (rc) {
@@ -359,11 +340,9 @@ static int destroy_cq(PVRDMADev *dev, union pvrdma_cmd_req *req,
RdmaRmCQ *cq;
PvrdmaRing *ring;
- pr_dbg("cq_handle=%d\n", cmd->cq_handle);
-
cq = rdma_rm_get_cq(&dev->rdma_dev_res, cmd->cq_handle);
if (!cq) {
- pr_dbg("Invalid CQ handle\n");
+ rdma_error_report("Got invalid CQ handle");
return -EINVAL;
}
@@ -388,42 +367,33 @@ static int create_qp_rings(PCIDevice *pci_dev, uint64_t pdir_dma,
if (!spages || spages > PVRDMA_MAX_FAST_REG_PAGES
|| !rpages || rpages > PVRDMA_MAX_FAST_REG_PAGES) {
- pr_dbg("invalid pages: %d, %d\n", spages, rpages);
+ rdma_error_report("Got invalid page count for QP ring: %d, %d", spages,
+ rpages);
return rc;
}
- pr_dbg("pdir_dma=0x%llx\n", (long long unsigned int)pdir_dma);
dir = rdma_pci_dma_map(pci_dev, pdir_dma, TARGET_PAGE_SIZE);
if (!dir) {
- pr_dbg("Failed to map to CQ page directory\n");
+ rdma_error_report("Failed to map to QP page directory");
goto out;
}
tbl = rdma_pci_dma_map(pci_dev, dir[0], TARGET_PAGE_SIZE);
if (!tbl) {
- pr_dbg("Failed to map to CQ page table\n");
+ rdma_error_report("Failed to map to QP page table");
goto out;
}
sr = g_malloc(2 * sizeof(*rr));
rr = &sr[1];
- pr_dbg("sring=%p\n", sr);
- pr_dbg("rring=%p\n", rr);
*rings = sr;
- pr_dbg("scqe=%d\n", scqe);
- pr_dbg("smax_sge=%d\n", smax_sge);
- pr_dbg("spages=%d\n", spages);
- pr_dbg("rcqe=%d\n", rcqe);
- pr_dbg("rmax_sge=%d\n", rmax_sge);
- pr_dbg("rpages=%d\n", rpages);
-
/* Create send ring */
sr->ring_state = (struct pvrdma_ring *)
rdma_pci_dma_map(pci_dev, tbl[0], TARGET_PAGE_SIZE);
if (!sr->ring_state) {
- pr_dbg("Failed to map to CQ ring state\n");
+ rdma_error_report("Failed to map to QP ring state");
goto out_free_sr_mem;
}
@@ -468,9 +438,7 @@ out:
static void destroy_qp_rings(PvrdmaRing *ring)
{
- pr_dbg("sring=%p\n", &ring[0]);
pvrdma_ring_free(&ring[0]);
- pr_dbg("rring=%p\n", &ring[1]);
pvrdma_ring_free(&ring[1]);
rdma_pci_dma_unmap(ring->dev, ring->ring_state, TARGET_PAGE_SIZE);
@@ -487,9 +455,6 @@ static int create_qp(PVRDMADev *dev, union pvrdma_cmd_req *req,
memset(resp, 0, sizeof(*resp));
- pr_dbg("total_chunks=%d\n", cmd->total_chunks);
- pr_dbg("send_chunks=%d\n", cmd->send_chunks);
-
rc = create_qp_rings(PCI_DEVICE(dev), cmd->pdir_dma, &rings,
cmd->max_send_wr, cmd->max_send_sge, cmd->send_chunks,
cmd->max_recv_wr, cmd->max_recv_sge,
@@ -498,8 +463,6 @@ static int create_qp(PVRDMADev *dev, union pvrdma_cmd_req *req,
return rc;
}
- pr_dbg("rings=%p\n", rings);
-
rc = rdma_rm_alloc_qp(&dev->rdma_dev_res, cmd->pd_handle, cmd->qp_type,
cmd->max_send_wr, cmd->max_send_sge,
cmd->send_cq_handle, cmd->max_recv_wr,
@@ -525,10 +488,6 @@ static int modify_qp(PVRDMADev *dev, union pvrdma_cmd_req *req,
struct pvrdma_cmd_modify_qp *cmd = &req->modify_qp;
int rc;
- pr_dbg("qp_handle=%d\n", cmd->qp_handle);
-
- memset(rsp, 0, sizeof(*rsp));
-
/* No need to verify sgid_index since it is u8 */
rc = rdma_rm_modify_qp(&dev->rdma_dev_res, &dev->backend_dev,
@@ -551,10 +510,7 @@ static int query_qp(PVRDMADev *dev, union pvrdma_cmd_req *req,
struct ibv_qp_init_attr init_attr;
int rc;
- pr_dbg("qp_handle=%d\n", cmd->qp_handle);
- pr_dbg("attr_mask=0x%x\n", cmd->attr_mask);
-
- memset(rsp, 0, sizeof(*rsp));
+ memset(resp, 0, sizeof(*resp));
rc = rdma_rm_query_qp(&dev->rdma_dev_res, &dev->backend_dev, cmd->qp_handle,
(struct ibv_qp_attr *)&resp->attrs, cmd->attr_mask,
@@ -572,7 +528,6 @@ static int destroy_qp(PVRDMADev *dev, union pvrdma_cmd_req *req,
qp = rdma_rm_get_qp(&dev->rdma_dev_res, cmd->qp_handle);
if (!qp) {
- pr_dbg("Invalid QP handle\n");
return -EINVAL;
}
@@ -591,16 +546,10 @@ static int create_bind(PVRDMADev *dev, union pvrdma_cmd_req *req,
int rc;
union ibv_gid *gid = (union ibv_gid *)&cmd->new_gid;
- pr_dbg("index=%d\n", cmd->index);
-
if (cmd->index >= MAX_PORT_GIDS) {
return -EINVAL;
}
- pr_dbg("gid[%d]=0x%llx,0x%llx\n", cmd->index,
- (long long unsigned int)be64_to_cpu(gid->global.subnet_prefix),
- (long long unsigned int)be64_to_cpu(gid->global.interface_id));
-
rc = rdma_rm_add_gid(&dev->rdma_dev_res, &dev->backend_dev,
dev->backend_eth_device_name, gid, cmd->index);
@@ -614,8 +563,6 @@ static int destroy_bind(PVRDMADev *dev, union pvrdma_cmd_req *req,
struct pvrdma_cmd_destroy_bind *cmd = &req->destroy_bind;
- pr_dbg("index=%d\n", cmd->index);
-
if (cmd->index >= MAX_PORT_GIDS) {
return -EINVAL;
}
@@ -633,8 +580,6 @@ static int create_uc(PVRDMADev *dev, union pvrdma_cmd_req *req,
struct pvrdma_cmd_create_uc_resp *resp = &rsp->create_uc_resp;
int rc;
- pr_dbg("pfn=%d\n", cmd->pfn);
-
memset(resp, 0, sizeof(*resp));
rc = rdma_rm_alloc_uc(&dev->rdma_dev_res, cmd->pfn, &resp->ctx_handle);
@@ -646,8 +591,6 @@ static int destroy_uc(PVRDMADev *dev, union pvrdma_cmd_req *req,
{
struct pvrdma_cmd_destroy_uc *cmd = &req->destroy_uc;
- pr_dbg("ctx_handle=%d\n", cmd->ctx_handle);
-
rdma_rm_dealloc_uc(&dev->rdma_dev_res, cmd->ctx_handle);
return 0;
@@ -680,22 +623,21 @@ static struct cmd_handler cmd_handlers[] = {
{PVRDMA_CMD_DESTROY_BIND, PVRDMA_CMD_DESTROY_BIND_RESP_NOOP, destroy_bind},
};
-int execute_command(PVRDMADev *dev)
+int pvrdma_exec_cmd(PVRDMADev *dev)
{
int err = 0xFFFF;
DSRInfo *dsr_info;
dsr_info = &dev->dsr_info;
- pr_dbg("cmd=%d\n", dsr_info->req->hdr.cmd);
if (dsr_info->req->hdr.cmd >= sizeof(cmd_handlers) /
sizeof(struct cmd_handler)) {
- pr_dbg("Unsupported command\n");
+ rdma_error_report("Unsupported command");
goto out;
}
if (!cmd_handlers[dsr_info->req->hdr.cmd].exec) {
- pr_dbg("Unsupported command (not implemented yet)\n");
+ rdma_error_report("Unsupported command (not implemented yet)");
goto out;
}
@@ -704,7 +646,10 @@ int execute_command(PVRDMADev *dev)
dsr_info->rsp->hdr.response = dsr_info->req->hdr.response;
dsr_info->rsp->hdr.ack = cmd_handlers[dsr_info->req->hdr.cmd].ack;
dsr_info->rsp->hdr.err = err < 0 ? -err : 0;
- pr_dbg("rsp->hdr.err=%d\n", dsr_info->rsp->hdr.err);
+
+ trace_pvrdma_exec_cmd(dsr_info->req->hdr.cmd, dsr_info->rsp->hdr.err);
+
+ dev->stats.commands++;
out:
set_reg_val(dev, PVRDMA_REG_ERR, err);
diff --git a/hw/rdma/vmw/pvrdma_dev_ring.c b/hw/rdma/vmw/pvrdma_dev_ring.c
index e8e5b502f6..d7bc7f5ccc 100644
--- a/hw/rdma/vmw/pvrdma_dev_ring.c
+++ b/hw/rdma/vmw/pvrdma_dev_ring.c
@@ -17,6 +17,8 @@
#include "hw/pci/pci.h"
#include "cpu.h"
+#include "trace.h"
+
#include "../rdma_utils.h"
#include "standard-headers/drivers/infiniband/hw/vmw_pvrdma/pvrdma_ring.h"
#include "pvrdma_dev_ring.h"
@@ -30,13 +32,10 @@ int pvrdma_ring_init(PvrdmaRing *ring, const char *name, PCIDevice *dev,
strncpy(ring->name, name, MAX_RING_NAME_SZ);
ring->name[MAX_RING_NAME_SZ - 1] = 0;
- pr_dbg("Initializing %s ring\n", ring->name);
ring->dev = dev;
ring->ring_state = ring_state;
ring->max_elems = max_elems;
ring->elem_sz = elem_sz;
- pr_dbg("ring->elem_sz=%zu\n", ring->elem_sz);
- pr_dbg("npages=%d\n", npages);
/* TODO: Give a moment to think if we want to redo driver settings
atomic_set(&ring->ring_state->prod_tail, 0);
atomic_set(&ring->ring_state->cons_head, 0);
@@ -46,14 +45,14 @@ int pvrdma_ring_init(PvrdmaRing *ring, const char *name, PCIDevice *dev,
for (i = 0; i < npages; i++) {
if (!tbl[i]) {
- pr_err("npages=%ld but tbl[%d] is NULL\n", (long)npages, i);
+ rdma_error_report("npages=%d but tbl[%d] is NULL", npages, i);
continue;
}
ring->pages[i] = rdma_pci_dma_map(dev, tbl[i], TARGET_PAGE_SIZE);
if (!ring->pages[i]) {
rc = -ENOMEM;
- pr_dbg("Failed to map to page %d\n", i);
+ rdma_error_report("Failed to map to page %d in ring %s", i, name);
goto out_free;
}
memset(ring->pages[i], 0, TARGET_PAGE_SIZE);
@@ -78,7 +77,7 @@ void *pvrdma_ring_next_elem_read(PvrdmaRing *ring)
e = pvrdma_idx_ring_has_data(ring->ring_state, ring->max_elems, &idx);
if (e <= 0) {
- pr_dbg("No more data in ring\n");
+ trace_pvrdma_ring_next_elem_read_no_data(ring->name);
return NULL;
}
@@ -89,11 +88,6 @@ void *pvrdma_ring_next_elem_read(PvrdmaRing *ring)
void pvrdma_ring_read_inc(PvrdmaRing *ring)
{
pvrdma_idx_ring_inc(&ring->ring_state->cons_head, ring->max_elems);
- /*
- pr_dbg("%s: t=%d, h=%d, m=%ld\n", ring->name,
- ring->ring_state->prod_tail, ring->ring_state->cons_head,
- ring->max_elems);
- */
}
void *pvrdma_ring_next_elem_write(PvrdmaRing *ring)
@@ -103,13 +97,13 @@ void *pvrdma_ring_next_elem_write(PvrdmaRing *ring)
idx = pvrdma_idx_ring_has_space(ring->ring_state, ring->max_elems, &tail);
if (idx <= 0) {
- pr_dbg("CQ is full\n");
+ rdma_error_report("CQ is full");
return NULL;
}
idx = pvrdma_idx(&ring->ring_state->prod_tail, ring->max_elems);
if (idx < 0 || tail != idx) {
- pr_dbg("invalid idx\n");
+ rdma_error_report("Invalid idx %d", idx);
return NULL;
}
@@ -120,11 +114,6 @@ void *pvrdma_ring_next_elem_write(PvrdmaRing *ring)
void pvrdma_ring_write_inc(PvrdmaRing *ring)
{
pvrdma_idx_ring_inc(&ring->ring_state->prod_tail, ring->max_elems);
- /*
- pr_dbg("%s: t=%d, h=%d, m=%ld\n", ring->name,
- ring->ring_state->prod_tail, ring->ring_state->cons_head,
- ring->max_elems);
- */
}
void pvrdma_ring_free(PvrdmaRing *ring)
@@ -137,7 +126,6 @@ void pvrdma_ring_free(PvrdmaRing *ring)
return;
}
- pr_dbg("ring->npages=%d\n", ring->npages);
while (ring->npages--) {
rdma_pci_dma_unmap(ring->dev, ring->pages[ring->npages],
TARGET_PAGE_SIZE);
diff --git a/hw/rdma/vmw/pvrdma_main.c b/hw/rdma/vmw/pvrdma_main.c
index d2bdb5ba8c..0b46561bad 100644
--- a/hw/rdma/vmw/pvrdma_main.c
+++ b/hw/rdma/vmw/pvrdma_main.c
@@ -25,6 +25,8 @@
#include "cpu.h"
#include "trace.h"
#include "sysemu/sysemu.h"
+#include "monitor/monitor.h"
+#include "hw/rdma/rdma.h"
#include "../rdma_rm.h"
#include "../rdma_backend.h"
@@ -55,6 +57,26 @@ static Property pvrdma_dev_properties[] = {
DEFINE_PROP_END_OF_LIST(),
};
+static void pvrdma_print_statistics(Monitor *mon, RdmaProvider *obj)
+{
+ PVRDMADev *dev = PVRDMA_DEV(obj);
+ PCIDevice *pdev = PCI_DEVICE(dev);
+
+ monitor_printf(mon, "%s, %x.%x\n", pdev->name, PCI_SLOT(pdev->devfn),
+ PCI_FUNC(pdev->devfn));
+ monitor_printf(mon, "\tcommands : %" PRId64 "\n",
+ dev->stats.commands);
+ monitor_printf(mon, "\tregs_reads : %" PRId64 "\n",
+ dev->stats.regs_reads);
+ monitor_printf(mon, "\tregs_writes : %" PRId64 "\n",
+ dev->stats.regs_writes);
+ monitor_printf(mon, "\tuar_writes : %" PRId64 "\n",
+ dev->stats.uar_writes);
+ monitor_printf(mon, "\tinterrupts : %" PRId64 "\n",
+ dev->stats.interrupts);
+ rdma_dump_device_counters(mon, &dev->rdma_dev_res);
+}
+
static void free_dev_ring(PCIDevice *pci_dev, PvrdmaRing *ring,
void *ring_state)
{
@@ -69,25 +91,22 @@ static int init_dev_ring(PvrdmaRing *ring, struct pvrdma_ring **ring_state,
uint64_t *dir, *tbl;
int rc = 0;
- pr_dbg("Initializing device ring %s\n", name);
- pr_dbg("pdir_dma=0x%llx\n", (long long unsigned int)dir_addr);
- pr_dbg("num_pages=%d\n", num_pages);
dir = rdma_pci_dma_map(pci_dev, dir_addr, TARGET_PAGE_SIZE);
if (!dir) {
- pr_err("Failed to map to page directory\n");
+ rdma_error_report("Failed to map to page directory (ring %s)", name);
rc = -ENOMEM;
goto out;
}
tbl = rdma_pci_dma_map(pci_dev, dir[0], TARGET_PAGE_SIZE);
if (!tbl) {
- pr_err("Failed to map to page table\n");
+ rdma_error_report("Failed to map to page table (ring %s)", name);
rc = -ENOMEM;
goto out_free_dir;
}
*ring_state = rdma_pci_dma_map(pci_dev, tbl[0], TARGET_PAGE_SIZE);
if (!*ring_state) {
- pr_err("Failed to map to ring state\n");
+ rdma_error_report("Failed to map to ring state (ring %s)", name);
rc = -ENOMEM;
goto out_free_tbl;
}
@@ -100,7 +119,6 @@ static int init_dev_ring(PvrdmaRing *ring, struct pvrdma_ring **ring_state,
sizeof(struct pvrdma_cqne),
(dma_addr_t *)&tbl[1], (dma_addr_t)num_pages - 1);
if (rc) {
- pr_err("Failed to initialize ring\n");
rc = -ENOMEM;
goto out_free_ring_state;
}
@@ -155,11 +173,10 @@ static int load_dsr(PVRDMADev *dev)
free_dsr(dev);
/* Map to DSR */
- pr_dbg("dsr_dma=0x%llx\n", (long long unsigned int)dev->dsr_info.dma);
dev->dsr_info.dsr = rdma_pci_dma_map(pci_dev, dev->dsr_info.dma,
sizeof(struct pvrdma_device_shared_region));
if (!dev->dsr_info.dsr) {
- pr_err("Failed to map to DSR\n");
+ rdma_error_report("Failed to map to DSR");
rc = -ENOMEM;
goto out;
}
@@ -169,21 +186,19 @@ static int load_dsr(PVRDMADev *dev)
dsr = dsr_info->dsr;
/* Map to command slot */
- pr_dbg("cmd_dma=0x%llx\n", (long long unsigned int)dsr->cmd_slot_dma);
dsr_info->req = rdma_pci_dma_map(pci_dev, dsr->cmd_slot_dma,
sizeof(union pvrdma_cmd_req));
if (!dsr_info->req) {
- pr_err("Failed to map to command slot address\n");
+ rdma_error_report("Failed to map to command slot address");
rc = -ENOMEM;
goto out_free_dsr;
}
/* Map to response slot */
- pr_dbg("rsp_dma=0x%llx\n", (long long unsigned int)dsr->resp_slot_dma);
dsr_info->rsp = rdma_pci_dma_map(pci_dev, dsr->resp_slot_dma,
sizeof(union pvrdma_cmd_resp));
if (!dsr_info->rsp) {
- pr_err("Failed to map to response slot address\n");
+ rdma_error_report("Failed to map to response slot address");
rc = -ENOMEM;
goto out_free_req;
}
@@ -193,7 +208,6 @@ static int load_dsr(PVRDMADev *dev)
pci_dev, dsr->cq_ring_pages.pdir_dma,
dsr->cq_ring_pages.num_pages);
if (rc) {
- pr_err("Failed to map to initialize CQ ring\n");
rc = -ENOMEM;
goto out_free_rsp;
}
@@ -203,7 +217,6 @@ static int load_dsr(PVRDMADev *dev)
"dev_async", pci_dev, dsr->async_ring_pages.pdir_dma,
dsr->async_ring_pages.num_pages);
if (rc) {
- pr_err("Failed to map to initialize event ring\n");
rc = -ENOMEM;
goto out_free_rsp;
}
@@ -230,24 +243,15 @@ static void init_dsr_dev_caps(PVRDMADev *dev)
struct pvrdma_device_shared_region *dsr;
if (dev->dsr_info.dsr == NULL) {
- pr_err("Can't initialized DSR\n");
+ rdma_error_report("Can't initialized DSR");
return;
}
dsr = dev->dsr_info.dsr;
-
dsr->caps.fw_ver = PVRDMA_FW_VERSION;
- pr_dbg("fw_ver=0x%" PRIx64 "\n", dsr->caps.fw_ver);
-
dsr->caps.mode = PVRDMA_DEVICE_MODE_ROCE;
- pr_dbg("mode=%d\n", dsr->caps.mode);
-
dsr->caps.gid_types |= PVRDMA_GID_TYPE_FLAG_ROCE_V1;
- pr_dbg("gid_types=0x%x\n", dsr->caps.gid_types);
-
dsr->caps.max_uar = RDMA_BAR2_UAR_SIZE;
- pr_dbg("max_uar=%d\n", dsr->caps.max_uar);
-
dsr->caps.max_mr_size = dev->dev_attr.max_mr_size;
dsr->caps.max_qp = dev->dev_attr.max_qp;
dsr->caps.max_qp_wr = dev->dev_attr.max_qp_wr;
@@ -257,23 +261,11 @@ static void init_dsr_dev_caps(PVRDMADev *dev)
dsr->caps.max_mr = dev->dev_attr.max_mr;
dsr->caps.max_pd = dev->dev_attr.max_pd;
dsr->caps.max_ah = dev->dev_attr.max_ah;
-
dsr->caps.gid_tbl_len = MAX_GIDS;
- pr_dbg("gid_tbl_len=%d\n", dsr->caps.gid_tbl_len);
-
dsr->caps.sys_image_guid = 0;
- pr_dbg("sys_image_guid=%" PRIx64 "\n", dsr->caps.sys_image_guid);
-
dsr->caps.node_guid = dev->node_guid;
- pr_dbg("node_guid=%" PRIx64 "\n", be64_to_cpu(dsr->caps.node_guid));
-
dsr->caps.phys_port_cnt = MAX_PORTS;
- pr_dbg("phys_port_cnt=%d\n", dsr->caps.phys_port_cnt);
-
dsr->caps.max_pkeys = MAX_PKEYS;
- pr_dbg("max_pkeys=%d\n", dsr->caps.max_pkeys);
-
- pr_dbg("Initialized\n");
}
static void uninit_msix(PCIDevice *pdev, int used_vectors)
@@ -288,7 +280,7 @@ static void uninit_msix(PCIDevice *pdev, int used_vectors)
msix_uninit(pdev, &dev->msix, &dev->msix);
}
-static int init_msix(PCIDevice *pdev, Error **errp)
+static int init_msix(PCIDevice *pdev)
{
PVRDMADev *dev = PVRDMA_DEV(pdev);
int i;
@@ -299,14 +291,14 @@ static int init_msix(PCIDevice *pdev, Error **errp)
RDMA_MSIX_PBA, 0, NULL);
if (rc < 0) {
- error_setg(errp, "Failed to initialize MSI-X");
+ rdma_error_report("Failed to initialize MSI-X");
return rc;
}
for (i = 0; i < RDMA_MAX_INTRS; i++) {
rc = msix_vector_use(PCI_DEVICE(dev), i);
if (rc < 0) {
- error_setg(errp, "Fail mark MSI-X vector %d", i);
+ rdma_error_report("Fail mark MSI-X vector %d", i);
uninit_msix(pdev, i);
return rc;
}
@@ -319,11 +311,12 @@ static void pvrdma_fini(PCIDevice *pdev)
{
PVRDMADev *dev = PVRDMA_DEV(pdev);
- pr_dbg("Closing device %s %x.%x\n", pdev->name, PCI_SLOT(pdev->devfn),
- PCI_FUNC(pdev->devfn));
+ notifier_remove(&dev->shutdown_notifier);
pvrdma_qp_ops_fini();
+ rdma_backend_stop(&dev->backend_dev);
+
rdma_rm_fini(&dev->rdma_dev_res, &dev->backend_dev,
dev->backend_eth_device_name);
@@ -335,8 +328,8 @@ static void pvrdma_fini(PCIDevice *pdev)
uninit_msix(pdev, RDMA_MAX_INTRS);
}
- pr_dbg("Device %s %x.%x is down\n", pdev->name, PCI_SLOT(pdev->devfn),
- PCI_FUNC(pdev->devfn));
+ rdma_info_report("Device %s %x.%x is down", pdev->name,
+ PCI_SLOT(pdev->devfn), PCI_FUNC(pdev->devfn));
}
static void pvrdma_stop(PVRDMADev *dev)
@@ -353,32 +346,28 @@ static void activate_device(PVRDMADev *dev)
{
pvrdma_start(dev);
set_reg_val(dev, PVRDMA_REG_ERR, 0);
- pr_dbg("Device activated\n");
}
static int unquiesce_device(PVRDMADev *dev)
{
- pr_dbg("Device unquiesced\n");
return 0;
}
static void reset_device(PVRDMADev *dev)
{
pvrdma_stop(dev);
-
- pr_dbg("Device reset complete\n");
}
-static uint64_t regs_read(void *opaque, hwaddr addr, unsigned size)
+static uint64_t pvrdma_regs_read(void *opaque, hwaddr addr, unsigned size)
{
PVRDMADev *dev = opaque;
uint32_t val;
- /* pr_dbg("addr=0x%lx, size=%d\n", addr, size); */
+ dev->stats.regs_reads++;
if (get_reg_val(dev, addr, &val)) {
- pr_dbg("Error trying to read REG value from address 0x%x\n",
- (uint32_t)addr);
+ rdma_error_report("Failed to read REG value from address 0x%x",
+ (uint32_t)addr);
return -EINVAL;
}
@@ -387,25 +376,26 @@ static uint64_t regs_read(void *opaque, hwaddr addr, unsigned size)
return val;
}
-static void regs_write(void *opaque, hwaddr addr, uint64_t val, unsigned size)
+static void pvrdma_regs_write(void *opaque, hwaddr addr, uint64_t val,
+ unsigned size)
{
PVRDMADev *dev = opaque;
- /* pr_dbg("addr=0x%lx, val=0x%x, size=%d\n", addr, (uint32_t)val, size); */
+ dev->stats.regs_writes++;
if (set_reg_val(dev, addr, val)) {
- pr_err("Fail to set REG value, addr=0x%" PRIx64 ", val=0x%" PRIx64 "\n",
- addr, val);
+ rdma_error_report("Failed to set REG value, addr=0x%"PRIx64 ", val=0x%"PRIx64,
+ addr, val);
return;
}
- trace_pvrdma_regs_write(addr, val);
-
switch (addr) {
case PVRDMA_REG_DSRLOW:
+ trace_pvrdma_regs_write(addr, val, "DSRLOW", "");
dev->dsr_info.dma = val;
break;
case PVRDMA_REG_DSRHIGH:
+ trace_pvrdma_regs_write(addr, val, "DSRHIGH", "");
dev->dsr_info.dma |= val << 32;
load_dsr(dev);
init_dsr_dev_caps(dev);
@@ -413,23 +403,27 @@ static void regs_write(void *opaque, hwaddr addr, uint64_t val, unsigned size)
case PVRDMA_REG_CTL:
switch (val) {
case PVRDMA_DEVICE_CTL_ACTIVATE:
+ trace_pvrdma_regs_write(addr, val, "CTL", "ACTIVATE");
activate_device(dev);
break;
case PVRDMA_DEVICE_CTL_UNQUIESCE:
+ trace_pvrdma_regs_write(addr, val, "CTL", "UNQUIESCE");
unquiesce_device(dev);
break;
case PVRDMA_DEVICE_CTL_RESET:
+ trace_pvrdma_regs_write(addr, val, "CTL", "URESET");
reset_device(dev);
break;
}
break;
case PVRDMA_REG_IMR:
- pr_dbg("Interrupt mask=0x%" PRIx64 "\n", val);
+ trace_pvrdma_regs_write(addr, val, "INTR_MASK", "");
dev->interrupt_mask = val;
break;
case PVRDMA_REG_REQUEST:
if (val == 0) {
- execute_command(dev);
+ trace_pvrdma_regs_write(addr, val, "REQUEST", "");
+ pvrdma_exec_cmd(dev);
}
break;
default:
@@ -438,8 +432,8 @@ static void regs_write(void *opaque, hwaddr addr, uint64_t val, unsigned size)
}
static const MemoryRegionOps regs_ops = {
- .read = regs_read,
- .write = regs_write,
+ .read = pvrdma_regs_read,
+ .write = pvrdma_regs_write,
.endianness = DEVICE_LITTLE_ENDIAN,
.impl = {
.min_access_size = sizeof(uint32_t),
@@ -447,54 +441,60 @@ static const MemoryRegionOps regs_ops = {
},
};
-static uint64_t uar_read(void *opaque, hwaddr addr, unsigned size)
+static uint64_t pvrdma_uar_read(void *opaque, hwaddr addr, unsigned size)
{
return 0xffffffff;
}
-static void uar_write(void *opaque, hwaddr addr, uint64_t val, unsigned size)
+static void pvrdma_uar_write(void *opaque, hwaddr addr, uint64_t val,
+ unsigned size)
{
PVRDMADev *dev = opaque;
- /* pr_dbg("addr=0x%lx, val=0x%x, size=%d\n", addr, (uint32_t)val, size); */
+ dev->stats.uar_writes++;
switch (addr & 0xFFF) { /* Mask with 0xFFF as each UC gets page */
case PVRDMA_UAR_QP_OFFSET:
- pr_dbg("UAR QP command, addr=0x%" PRIx64 ", val=0x%" PRIx64 "\n",
- (uint64_t)addr, val);
if (val & PVRDMA_UAR_QP_SEND) {
+ trace_pvrdma_uar_write(addr, val, "QP", "SEND",
+ val & PVRDMA_UAR_HANDLE_MASK, 0);
pvrdma_qp_send(dev, val & PVRDMA_UAR_HANDLE_MASK);
}
if (val & PVRDMA_UAR_QP_RECV) {
+ trace_pvrdma_uar_write(addr, val, "QP", "RECV",
+ val & PVRDMA_UAR_HANDLE_MASK, 0);
pvrdma_qp_recv(dev, val & PVRDMA_UAR_HANDLE_MASK);
}
break;
case PVRDMA_UAR_CQ_OFFSET:
- /* pr_dbg("UAR CQ cmd, addr=0x%x, val=0x%lx\n", (uint32_t)addr, val); */
if (val & PVRDMA_UAR_CQ_ARM) {
+ trace_pvrdma_uar_write(addr, val, "CQ", "ARM",
+ val & PVRDMA_UAR_HANDLE_MASK,
+ !!(val & PVRDMA_UAR_CQ_ARM_SOL));
rdma_rm_req_notify_cq(&dev->rdma_dev_res,
val & PVRDMA_UAR_HANDLE_MASK,
!!(val & PVRDMA_UAR_CQ_ARM_SOL));
}
if (val & PVRDMA_UAR_CQ_ARM_SOL) {
- pr_dbg("UAR_CQ_ARM_SOL (%" PRIx64 ")\n",
- val & PVRDMA_UAR_HANDLE_MASK);
+ trace_pvrdma_uar_write(addr, val, "CQ", "ARMSOL - not supported", 0,
+ 0);
}
if (val & PVRDMA_UAR_CQ_POLL) {
- pr_dbg("UAR_CQ_POLL (%" PRIx64 ")\n", val & PVRDMA_UAR_HANDLE_MASK);
+ trace_pvrdma_uar_write(addr, val, "CQ", "POLL",
+ val & PVRDMA_UAR_HANDLE_MASK, 0);
pvrdma_cq_poll(&dev->rdma_dev_res, val & PVRDMA_UAR_HANDLE_MASK);
}
break;
default:
- pr_err("Unsupported command, addr=0x%" PRIx64 ", val=0x%" PRIx64 "\n",
- addr, val);
+ rdma_error_report("Unsupported command, addr=0x%"PRIx64", val=0x%"PRIx64,
+ addr, val);
break;
}
}
static const MemoryRegionOps uar_ops = {
- .read = uar_read,
- .write = uar_write,
+ .read = pvrdma_uar_read,
+ .write = pvrdma_uar_write,
.endianness = DEVICE_LITTLE_ENDIAN,
.impl = {
.min_access_size = sizeof(uint32_t),
@@ -551,11 +551,9 @@ static void init_dev_caps(PVRDMADev *dev)
(wr_sz + sizeof(struct pvrdma_sge) *
dev->dev_attr.max_sge) - TARGET_PAGE_SIZE;
/* First page is ring state ^^^^ */
- pr_dbg("max_qp_wr=%d\n", dev->dev_attr.max_qp_wr);
dev->dev_attr.max_cqe = pg_tbl_bytes / sizeof(struct pvrdma_cqe) -
TARGET_PAGE_SIZE; /* First page is ring state */
- pr_dbg("max_cqe=%d\n", dev->dev_attr.max_cqe);
}
static int pvrdma_check_ram_shared(Object *obj, void *opaque)
@@ -585,10 +583,8 @@ static void pvrdma_realize(PCIDevice *pdev, Error **errp)
bool ram_shared = false;
PCIDevice *func0;
- init_pr_dbg();
-
- pr_dbg("Initializing device %s %x.%x\n", pdev->name,
- PCI_SLOT(pdev->devfn), PCI_FUNC(pdev->devfn));
+ rdma_info_report("Initializing device %s %x.%x", pdev->name,
+ PCI_SLOT(pdev->devfn), PCI_FUNC(pdev->devfn));
if (TARGET_PAGE_SIZE != getpagesize()) {
error_setg(errp, "Target page size must be the same as host page size");
@@ -597,9 +593,7 @@ static void pvrdma_realize(PCIDevice *pdev, Error **errp)
func0 = pci_get_function_0(pdev);
/* Break if not vmxnet3 device in slot 0 */
- if (strcmp(object_get_typename(&func0->qdev.parent_obj), TYPE_VMXNET3)) {
- pr_dbg("func0 type is %s\n",
- object_get_typename(&func0->qdev.parent_obj));
+ if (strcmp(object_get_typename(OBJECT(func0)), TYPE_VMXNET3)) {
error_setg(errp, "Device on %x.0 must be %s", PCI_SLOT(pdev->devfn),
TYPE_VMXNET3);
return;
@@ -626,21 +620,21 @@ static void pvrdma_realize(PCIDevice *pdev, Error **errp)
init_regs(pdev);
- rc = init_msix(pdev, errp);
+ rc = init_msix(pdev);
if (rc) {
goto out;
}
rc = rdma_backend_init(&dev->backend_dev, pdev, &dev->rdma_dev_res,
dev->backend_device_name, dev->backend_port_num,
- &dev->dev_attr, &dev->mad_chr, errp);
+ &dev->dev_attr, &dev->mad_chr);
if (rc) {
goto out;
}
init_dev_caps(dev);
- rc = rdma_rm_init(&dev->rdma_dev_res, &dev->dev_attr, errp);
+ rc = rdma_rm_init(&dev->rdma_dev_res, &dev->dev_attr);
if (rc) {
goto out;
}
@@ -650,28 +644,25 @@ static void pvrdma_realize(PCIDevice *pdev, Error **errp)
goto out;
}
+ memset(&dev->stats, 0, sizeof(dev->stats));
+
dev->shutdown_notifier.notify = pvrdma_shutdown_notifier;
qemu_register_shutdown_notifier(&dev->shutdown_notifier);
out:
if (rc) {
pvrdma_fini(pdev);
- error_append_hint(errp, "Device fail to load\n");
+ error_append_hint(errp, "Device failed to load\n");
}
}
-static void pvrdma_exit(PCIDevice *pdev)
-{
- pvrdma_fini(pdev);
-}
-
static void pvrdma_class_init(ObjectClass *klass, void *data)
{
DeviceClass *dc = DEVICE_CLASS(klass);
PCIDeviceClass *k = PCI_DEVICE_CLASS(klass);
+ RdmaProviderClass *ir = INTERFACE_RDMA_PROVIDER_CLASS(klass);
k->realize = pvrdma_realize;
- k->exit = pvrdma_exit;
k->vendor_id = PCI_VENDOR_ID_VMWARE;
k->device_id = PCI_DEVICE_ID_VMWARE_PVRDMA;
k->revision = 0x00;
@@ -680,6 +671,8 @@ static void pvrdma_class_init(ObjectClass *klass, void *data)
dc->desc = "RDMA Device";
dc->props = pvrdma_dev_properties;
set_bit(DEVICE_CATEGORY_NETWORK, dc->categories);
+
+ ir->print_statistics = pvrdma_print_statistics;
}
static const TypeInfo pvrdma_info = {
@@ -689,6 +682,7 @@ static const TypeInfo pvrdma_info = {
.class_init = pvrdma_class_init,
.interfaces = (InterfaceInfo[]) {
{ INTERFACE_CONVENTIONAL_PCI_DEVICE },
+ { INTERFACE_RDMA_PROVIDER },
{ }
}
};
diff --git a/hw/rdma/vmw/pvrdma_qp_ops.c b/hw/rdma/vmw/pvrdma_qp_ops.c
index ce5a60e184..5b9786efbe 100644
--- a/hw/rdma/vmw/pvrdma_qp_ops.c
+++ b/hw/rdma/vmw/pvrdma_qp_ops.c
@@ -19,6 +19,8 @@
#include "../rdma_rm.h"
#include "../rdma_backend.h"
+#include "trace.h"
+
#include "pvrdma.h"
#include "standard-headers/rdma/vmw_pvrdma-abi.h"
#include "pvrdma_qp_ops.h"
@@ -55,18 +57,14 @@ static int pvrdma_post_cqe(PVRDMADev *dev, uint32_t cq_handle,
RdmaRmCQ *cq = rdma_rm_get_cq(&dev->rdma_dev_res, cq_handle);
if (unlikely(!cq)) {
- pr_dbg("Invalid cqn %d\n", cq_handle);
return -EINVAL;
}
ring = (PvrdmaRing *)cq->opaque;
- pr_dbg("ring=%p\n", ring);
/* Step #1: Put CQE on CQ ring */
- pr_dbg("Writing CQE\n");
cqe1 = pvrdma_ring_next_elem_write(ring);
if (unlikely(!cqe1)) {
- pr_dbg("No CQEs in ring\n");
return -EINVAL;
}
@@ -80,19 +78,13 @@ static int pvrdma_post_cqe(PVRDMADev *dev, uint32_t cq_handle,
cqe1->wc_flags = wc->wc_flags;
cqe1->vendor_err = wc->vendor_err;
- pr_dbg("wr_id=%" PRIx64 "\n", cqe1->wr_id);
- pr_dbg("qp=0x%lx\n", cqe1->qp);
- pr_dbg("opcode=%d\n", cqe1->opcode);
- pr_dbg("status=%d\n", cqe1->status);
- pr_dbg("byte_len=%d\n", cqe1->byte_len);
- pr_dbg("src_qp=%d\n", cqe1->src_qp);
- pr_dbg("wc_flags=%d\n", cqe1->wc_flags);
- pr_dbg("vendor_err=%d\n", cqe1->vendor_err);
+ trace_pvrdma_post_cqe(cq_handle, cq->notify, cqe1->wr_id, cqe1->qp,
+ cqe1->opcode, cqe1->status, cqe1->byte_len,
+ cqe1->src_qp, cqe1->wc_flags, cqe1->vendor_err);
pvrdma_ring_write_inc(ring);
/* Step #2: Put CQ number on dsr completion ring */
- pr_dbg("Writing CQNE\n");
cqne = pvrdma_ring_next_elem_write(&dev->dsr_info.cq);
if (unlikely(!cqne)) {
return -EINVAL;
@@ -101,7 +93,6 @@ static int pvrdma_post_cqe(PVRDMADev *dev, uint32_t cq_handle,
cqne->info = cq_handle;
pvrdma_ring_write_inc(&dev->dsr_info.cq);
- pr_dbg("cq->notify=%d\n", cq->notify);
if (cq->notify != CNT_CLEAR) {
if (cq->notify == CNT_ARM) {
cq->notify = CNT_CLEAR;
@@ -123,7 +114,7 @@ static void pvrdma_qp_ops_comp_handler(void *ctx, struct ibv_wc *wc)
static void complete_with_error(uint32_t vendor_err, void *ctx)
{
- struct ibv_wc wc = {0};
+ struct ibv_wc wc = {};
wc.status = IBV_WC_GENERAL_ERR;
wc.vendor_err = vendor_err;
@@ -151,23 +142,17 @@ void pvrdma_qp_send(PVRDMADev *dev, uint32_t qp_handle)
int sgid_idx;
union ibv_gid *sgid;
- pr_dbg("qp_handle=0x%x\n", qp_handle);
-
qp = rdma_rm_get_qp(&dev->rdma_dev_res, qp_handle);
if (unlikely(!qp)) {
- pr_dbg("Invalid qpn\n");
return;
}
ring = (PvrdmaRing *)qp->opaque;
- pr_dbg("sring=%p\n", ring);
wqe = (struct PvrdmaSqWqe *)pvrdma_ring_next_elem_read(ring);
while (wqe) {
CompHandlerCtx *comp_ctx;
- pr_dbg("wr_id=%" PRIx64 "\n", wqe->hdr.wr_id);
-
/* Prepare CQE */
comp_ctx = g_malloc(sizeof(CompHandlerCtx));
comp_ctx->dev = dev;
@@ -178,26 +163,25 @@ void pvrdma_qp_send(PVRDMADev *dev, uint32_t qp_handle)
sgid = rdma_rm_get_gid(&dev->rdma_dev_res, wqe->hdr.wr.ud.av.gid_index);
if (!sgid) {
- pr_dbg("Fail to get gid for idx %d\n", wqe->hdr.wr.ud.av.gid_index);
+ rdma_error_report("Failed to get gid for idx %d",
+ wqe->hdr.wr.ud.av.gid_index);
complete_with_error(VENDOR_ERR_INV_GID_IDX, comp_ctx);
continue;
}
- pr_dbg("sgid_id=%d, sgid=0x%llx\n", wqe->hdr.wr.ud.av.gid_index,
- sgid->global.interface_id);
sgid_idx = rdma_rm_get_backend_gid_index(&dev->rdma_dev_res,
&dev->backend_dev,
wqe->hdr.wr.ud.av.gid_index);
if (sgid_idx <= 0) {
- pr_dbg("Fail to get bk sgid_idx for sgid_idx %d\n",
- wqe->hdr.wr.ud.av.gid_index);
+ rdma_error_report("Failed to get bk sgid_idx for sgid_idx %d",
+ wqe->hdr.wr.ud.av.gid_index);
complete_with_error(VENDOR_ERR_INV_GID_IDX, comp_ctx);
continue;
}
if (wqe->hdr.num_sge > dev->dev_attr.max_sge) {
- pr_dbg("Invalid num_sge=%d (max %d)\n", wqe->hdr.num_sge,
- dev->dev_attr.max_sge);
+ rdma_error_report("Invalid num_sge=%d (max %d)", wqe->hdr.num_sge,
+ dev->dev_attr.max_sge);
complete_with_error(VENDOR_ERR_INV_NUM_SGE, comp_ctx);
continue;
}
@@ -221,23 +205,17 @@ void pvrdma_qp_recv(PVRDMADev *dev, uint32_t qp_handle)
PvrdmaRqWqe *wqe;
PvrdmaRing *ring;
- pr_dbg("qp_handle=0x%x\n", qp_handle);
-
qp = rdma_rm_get_qp(&dev->rdma_dev_res, qp_handle);
if (unlikely(!qp)) {
- pr_dbg("Invalid qpn\n");
return;
}
ring = &((PvrdmaRing *)qp->opaque)[1];
- pr_dbg("rring=%p\n", ring);
wqe = (struct PvrdmaRqWqe *)pvrdma_ring_next_elem_read(ring);
while (wqe) {
CompHandlerCtx *comp_ctx;
- pr_dbg("wr_id=%" PRIx64 "\n", wqe->hdr.wr_id);
-
/* Prepare CQE */
comp_ctx = g_malloc(sizeof(CompHandlerCtx));
comp_ctx->dev = dev;
@@ -247,14 +225,13 @@ void pvrdma_qp_recv(PVRDMADev *dev, uint32_t qp_handle)
comp_ctx->cqe.opcode = IBV_WC_RECV;
if (wqe->hdr.num_sge > dev->dev_attr.max_sge) {
- pr_dbg("Invalid num_sge=%d (max %d)\n", wqe->hdr.num_sge,
- dev->dev_attr.max_sge);
+ rdma_error_report("Invalid num_sge=%d (max %d)", wqe->hdr.num_sge,
+ dev->dev_attr.max_sge);
complete_with_error(VENDOR_ERR_INV_NUM_SGE, comp_ctx);
continue;
}
- rdma_backend_post_recv(&dev->backend_dev, &dev->rdma_dev_res,
- &qp->backend_qp, qp->qp_type,
+ rdma_backend_post_recv(&dev->backend_dev, &qp->backend_qp, qp->qp_type,
(struct ibv_sge *)&wqe->sge[0], wqe->hdr.num_sge,
comp_ctx);
@@ -270,7 +247,6 @@ void pvrdma_cq_poll(RdmaDeviceResources *dev_res, uint32_t cq_handle)
cq = rdma_rm_get_cq(dev_res, cq_handle);
if (!cq) {
- pr_dbg("Invalid CQ# %d\n", cq_handle);
return;
}
diff --git a/hw/rdma/vmw/trace-events b/hw/rdma/vmw/trace-events
index b3f9e2b19f..323fca8456 100644
--- a/hw/rdma/vmw/trace-events
+++ b/hw/rdma/vmw/trace-events
@@ -1,5 +1,17 @@
-# See docs/tracing.txt for syntax documentation.
+# See docs/devel/tracing.txt for syntax documentation.
-# hw/rdma/vmw/pvrdma_main.c
-pvrdma_regs_read(uint64_t addr, uint64_t val) "regs[0x%"PRIx64"] = 0x%"PRIx64
-pvrdma_regs_write(uint64_t addr, uint64_t val) "regs[0x%"PRIx64"] = 0x%"PRIx64
+# pvrdma_main.c
+pvrdma_regs_read(uint64_t addr, uint64_t val) "pvrdma.regs[0x%"PRIx64"]=0x%"PRIx64
+pvrdma_regs_write(uint64_t addr, uint64_t val, const char *reg_name, const char *val_name) "pvrdma.regs[0x%"PRIx64"]=0x%"PRIx64" (%s %s)"
+pvrdma_uar_write(uint64_t addr, uint64_t val, const char *reg_name, const char *val_name, int val1, int val2) "uar[0x%"PRIx64"]=0x%"PRIx64" (cls=%s, op=%s, obj=%d, val=%d)"
+
+# pvrdma_cmd.c
+pvrdma_map_to_pdir_host_virt(void *vfirst, void *vremaped) "mremap %p -> %p"
+pvrdma_map_to_pdir_next_page(int page_idx, void *vnext, void *vremaped) "mremap [%d] %p -> %p"
+pvrdma_exec_cmd(int cmd, int err) "cmd=%d, err=%d"
+
+# pvrdma_dev_ring.c
+pvrdma_ring_next_elem_read_no_data(char *ring_name) "pvrdma_ring %s is empty"
+
+# pvrdma_qp_ops.c
+pvrdma_post_cqe(uint32_t cq_handle, int notify, uint64_t wr_id, uint64_t qpn, uint32_t op_code, uint32_t status, uint32_t byte_len, uint32_t src_qp, uint32_t wc_flags, uint32_t vendor_err) "cq_handle=%d, notify=%d, wr_id=0x%"PRIx64", qpn=0x%"PRIx64", opcode=%d, status=%d, byte_len=%d, src_qp=%d, wc_flags=%d, vendor_err=%d"
generated by cgit v1.2.3 (git 2.26.2) at 2024-12-25 00:47:28 +0000