diff options
Diffstat (limited to 'block/nvme.c')
| -rw-r--r-- | block/nvme.c | 16 |
1 files changed, 7 insertions, 9 deletions
diff --git a/block/nvme.c b/block/nvme.c index 9833501245..6eaba4e703 100644 --- a/block/nvme.c +++ b/block/nvme.c @@ -160,7 +160,8 @@ static QemuOptsList runtime_opts = { }, }; -static void nvme_init_queue(BDRVNVMeState *s, NVMeQueue *q, +/* Returns true on success, false on failure. */ +static bool nvme_init_queue(BDRVNVMeState *s, NVMeQueue *q, unsigned nentries, size_t entry_bytes, Error **errp) { size_t bytes; @@ -171,13 +172,15 @@ static void nvme_init_queue(BDRVNVMeState *s, NVMeQueue *q, q->queue = qemu_try_memalign(s->page_size, bytes); if (!q->queue) { error_setg(errp, "Cannot allocate queue"); - return; + return false; } memset(q->queue, 0, bytes); r = qemu_vfio_dma_map(s->vfio, q->queue, bytes, false, &q->iova); if (r) { error_setg(errp, "Cannot map queue"); + return false; } + return true; } static void nvme_free_queue_pair(NVMeQueuePair *q) @@ -210,7 +213,6 @@ static NVMeQueuePair *nvme_create_queue_pair(BDRVNVMeState *s, Error **errp) { int i, r; - Error *local_err = NULL; NVMeQueuePair *q; uint64_t prp_list_iova; @@ -247,16 +249,12 @@ static NVMeQueuePair *nvme_create_queue_pair(BDRVNVMeState *s, req->prp_list_iova = prp_list_iova + i * s->page_size; } - nvme_init_queue(s, &q->sq, size, NVME_SQ_ENTRY_BYTES, &local_err); - if (local_err) { - error_propagate(errp, local_err); + if (!nvme_init_queue(s, &q->sq, size, NVME_SQ_ENTRY_BYTES, errp)) { goto fail; } q->sq.doorbell = &s->doorbells[idx * s->doorbell_scale].sq_tail; - nvme_init_queue(s, &q->cq, size, NVME_CQ_ENTRY_BYTES, &local_err); - if (local_err) { - error_propagate(errp, local_err); + if (!nvme_init_queue(s, &q->cq, size, NVME_CQ_ENTRY_BYTES, errp)) { goto fail; } q->cq.doorbell = &s->doorbells[idx * s->doorbell_scale].cq_head; |