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-rw-r--r--hw/nvme/ctrl.c31
-rw-r--r--hw/nvme/trace-events2
-rw-r--r--include/block/nvme.h5
3 files changed, 25 insertions, 13 deletions
diff --git a/hw/nvme/ctrl.c b/hw/nvme/ctrl.c
index 6baf9e0420..2f247a9275 100644
--- a/hw/nvme/ctrl.c
+++ b/hw/nvme/ctrl.c
@@ -3893,6 +3893,10 @@ static uint16_t nvme_io_cmd(NvmeCtrl *n, NvmeRequest *req)
return ns->status;
}
+ if (NVME_CMD_FLAGS_FUSE(req->cmd.flags)) {
+ return NVME_INVALID_FIELD;
+ }
+
req->ns = ns;
switch (req->cmd.opcode) {
@@ -5191,7 +5195,7 @@ static uint16_t nvme_ns_attachment(NvmeCtrl *n, NvmeRequest *req)
uint16_t list[NVME_CONTROLLER_LIST_SIZE] = {};
uint32_t nsid = le32_to_cpu(req->cmd.nsid);
uint32_t dw10 = le32_to_cpu(req->cmd.cdw10);
- bool attach = !(dw10 & 0xf);
+ uint8_t sel = dw10 & 0xf;
uint16_t *nr_ids = &list[0];
uint16_t *ids = &list[1];
uint16_t ret;
@@ -5224,7 +5228,8 @@ static uint16_t nvme_ns_attachment(NvmeCtrl *n, NvmeRequest *req)
return NVME_NS_CTRL_LIST_INVALID | NVME_DNR;
}
- if (attach) {
+ switch (sel) {
+ case NVME_NS_ATTACHMENT_ATTACH:
if (nvme_ns(ctrl, nsid)) {
return NVME_NS_ALREADY_ATTACHED | NVME_DNR;
}
@@ -5235,7 +5240,10 @@ static uint16_t nvme_ns_attachment(NvmeCtrl *n, NvmeRequest *req)
nvme_attach_ns(ctrl, ns);
nvme_select_iocs_ns(ctrl, ns);
- } else {
+
+ break;
+
+ case NVME_NS_ATTACHMENT_DETACH:
if (!nvme_ns(ctrl, nsid)) {
return NVME_NS_NOT_ATTACHED | NVME_DNR;
}
@@ -5244,6 +5252,11 @@ static uint16_t nvme_ns_attachment(NvmeCtrl *n, NvmeRequest *req)
ns->attached--;
nvme_update_dmrsl(ctrl);
+
+ break;
+
+ default:
+ return NVME_INVALID_FIELD | NVME_DNR;
}
/*
@@ -5466,6 +5479,10 @@ static uint16_t nvme_admin_cmd(NvmeCtrl *n, NvmeRequest *req)
return NVME_INVALID_FIELD | NVME_DNR;
}
+ if (NVME_CMD_FLAGS_FUSE(req->cmd.flags)) {
+ return NVME_INVALID_FIELD;
+ }
+
switch (req->cmd.opcode) {
case NVME_ADM_CMD_DELETE_SQ:
return nvme_del_sq(n, req);
@@ -5623,14 +5640,6 @@ static int nvme_start_ctrl(NvmeCtrl *n)
trace_pci_nvme_err_startfail_sq();
return -1;
}
- if (unlikely(!asq)) {
- trace_pci_nvme_err_startfail_nbarasq();
- return -1;
- }
- if (unlikely(!acq)) {
- trace_pci_nvme_err_startfail_nbaracq();
- return -1;
- }
if (unlikely(asq & (page_size - 1))) {
trace_pci_nvme_err_startfail_asq_misaligned(asq);
return -1;
diff --git a/hw/nvme/trace-events b/hw/nvme/trace-events
index 430eeb395b..ff6cafd520 100644
--- a/hw/nvme/trace-events
+++ b/hw/nvme/trace-events
@@ -159,8 +159,6 @@ pci_nvme_err_invalid_setfeat(uint32_t dw10) "invalid set features, dw10=0x%"PRIx
pci_nvme_err_invalid_log_page(uint16_t cid, uint16_t lid) "cid %"PRIu16" lid 0x%"PRIx16""
pci_nvme_err_startfail_cq(void) "nvme_start_ctrl failed because there are non-admin completion queues"
pci_nvme_err_startfail_sq(void) "nvme_start_ctrl failed because there are non-admin submission queues"
-pci_nvme_err_startfail_nbarasq(void) "nvme_start_ctrl failed because the admin submission queue address is null"
-pci_nvme_err_startfail_nbaracq(void) "nvme_start_ctrl failed because the admin completion queue address is null"
pci_nvme_err_startfail_asq_misaligned(uint64_t addr) "nvme_start_ctrl failed because the admin submission queue address is misaligned: 0x%"PRIx64""
pci_nvme_err_startfail_acq_misaligned(uint64_t addr) "nvme_start_ctrl failed because the admin completion queue address is misaligned: 0x%"PRIx64""
pci_nvme_err_startfail_page_too_small(uint8_t log2ps, uint8_t maxlog2ps) "nvme_start_ctrl failed because the page size is too small: log2size=%u, min=%u"
diff --git a/include/block/nvme.h b/include/block/nvme.h
index 77aae01174..e3bd47bf76 100644
--- a/include/block/nvme.h
+++ b/include/block/nvme.h
@@ -1154,6 +1154,11 @@ enum NvmeIdCtrlCmic {
NVME_CMIC_MULTI_CTRL = 1 << 1,
};
+enum NvmeNsAttachmentOperation {
+ NVME_NS_ATTACHMENT_ATTACH = 0x0,
+ NVME_NS_ATTACHMENT_DETACH = 0x1,
+};
+
#define NVME_CTRL_SQES_MIN(sqes) ((sqes) & 0xf)
#define NVME_CTRL_SQES_MAX(sqes) (((sqes) >> 4) & 0xf)
#define NVME_CTRL_CQES_MIN(cqes) ((cqes) & 0xf)