diff options
| -rw-r--r-- | hw/hyperv/hyperv.c | 15 | ||||
| -rw-r--r-- | hw/rdma/rdma_backend.c | 50 | ||||
| -rw-r--r-- | hw/rdma/rdma_rm.c | 3 |
3 files changed, 33 insertions, 35 deletions
diff --git a/hw/hyperv/hyperv.c b/hw/hyperv/hyperv.c index 8ca3706f5b..4ddafe1de1 100644 --- a/hw/hyperv/hyperv.c +++ b/hw/hyperv/hyperv.c @@ -15,6 +15,7 @@ #include "sysemu/kvm.h" #include "qemu/bitops.h" #include "qemu/error-report.h" +#include "qemu/lockable.h" #include "qemu/queue.h" #include "qemu/rcu.h" #include "qemu/rcu_queue.h" @@ -491,7 +492,7 @@ int hyperv_set_msg_handler(uint32_t conn_id, HvMsgHandler handler, void *data) int ret; MsgHandler *mh; - qemu_mutex_lock(&handlers_mutex); + QEMU_LOCK_GUARD(&handlers_mutex); QLIST_FOREACH(mh, &msg_handlers, link) { if (mh->conn_id == conn_id) { if (handler) { @@ -501,7 +502,7 @@ int hyperv_set_msg_handler(uint32_t conn_id, HvMsgHandler handler, void *data) g_free_rcu(mh, rcu); ret = 0; } - goto unlock; + return ret; } } @@ -515,8 +516,7 @@ int hyperv_set_msg_handler(uint32_t conn_id, HvMsgHandler handler, void *data) } else { ret = -ENOENT; } -unlock: - qemu_mutex_unlock(&handlers_mutex); + return ret; } @@ -565,7 +565,7 @@ static int set_event_flag_handler(uint32_t conn_id, EventNotifier *notifier) int ret; EventFlagHandler *handler; - qemu_mutex_lock(&handlers_mutex); + QEMU_LOCK_GUARD(&handlers_mutex); QLIST_FOREACH(handler, &event_flag_handlers, link) { if (handler->conn_id == conn_id) { if (notifier) { @@ -575,7 +575,7 @@ static int set_event_flag_handler(uint32_t conn_id, EventNotifier *notifier) g_free_rcu(handler, rcu); ret = 0; } - goto unlock; + return ret; } } @@ -588,8 +588,7 @@ static int set_event_flag_handler(uint32_t conn_id, EventNotifier *notifier) } else { ret = -ENOENT; } -unlock: - qemu_mutex_unlock(&handlers_mutex); + return ret; } diff --git a/hw/rdma/rdma_backend.c b/hw/rdma/rdma_backend.c index 3dd39fe1a7..db7e5c8be5 100644 --- a/hw/rdma/rdma_backend.c +++ b/hw/rdma/rdma_backend.c @@ -95,36 +95,36 @@ static int rdma_poll_cq(RdmaDeviceResources *rdma_dev_res, struct ibv_cq *ibcq) struct ibv_wc wc[2]; RdmaProtectedGSList *cqe_ctx_list; - qemu_mutex_lock(&rdma_dev_res->lock); - do { - ne = ibv_poll_cq(ibcq, ARRAY_SIZE(wc), wc); + WITH_QEMU_LOCK_GUARD(&rdma_dev_res->lock) { + do { + ne = ibv_poll_cq(ibcq, ARRAY_SIZE(wc), wc); - trace_rdma_poll_cq(ne, ibcq); + trace_rdma_poll_cq(ne, ibcq); - for (i = 0; i < ne; i++) { - bctx = rdma_rm_get_cqe_ctx(rdma_dev_res, wc[i].wr_id); - if (unlikely(!bctx)) { - rdma_error_report("No matching ctx for req %"PRId64, - wc[i].wr_id); - continue; - } + for (i = 0; i < ne; i++) { + bctx = rdma_rm_get_cqe_ctx(rdma_dev_res, wc[i].wr_id); + if (unlikely(!bctx)) { + rdma_error_report("No matching ctx for req %"PRId64, + wc[i].wr_id); + continue; + } - comp_handler(bctx->up_ctx, &wc[i]); + comp_handler(bctx->up_ctx, &wc[i]); - if (bctx->backend_qp) { - cqe_ctx_list = &bctx->backend_qp->cqe_ctx_list; - } else { - cqe_ctx_list = &bctx->backend_srq->cqe_ctx_list; - } + if (bctx->backend_qp) { + cqe_ctx_list = &bctx->backend_qp->cqe_ctx_list; + } else { + cqe_ctx_list = &bctx->backend_srq->cqe_ctx_list; + } - rdma_protected_gslist_remove_int32(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); + rdma_protected_gslist_remove_int32(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); + } if (ne < 0) { rdma_error_report("ibv_poll_cq fail, rc=%d, errno=%d", ne, errno); diff --git a/hw/rdma/rdma_rm.c b/hw/rdma/rdma_rm.c index 7e9ea283c9..60957f88db 100644 --- a/hw/rdma/rdma_rm.c +++ b/hw/rdma/rdma_rm.c @@ -147,14 +147,13 @@ static inline void rdma_res_tbl_dealloc(RdmaRmResTbl *tbl, uint32_t handle) { trace_rdma_res_tbl_dealloc(tbl->name, handle); - qemu_mutex_lock(&tbl->lock); + QEMU_LOCK_GUARD(&tbl->lock); if (handle < tbl->tbl_sz) { clear_bit(handle, tbl->bitmap); tbl->used--; } - qemu_mutex_unlock(&tbl->lock); } int rdma_rm_alloc_pd(RdmaDeviceResources *dev_res, RdmaBackendDev *backend_dev, |