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| author | Philippe Mathieu-Daudé <philmd@redhat.com> | 2020-10-29 10:32:47 +0100 |
|---|---|---|
| committer | Stefan Hajnoczi <stefanha@redhat.com> | 2020-11-03 19:06:20 +0000 |
| commit | 51e98b6d21dbaf0c6adcbf00b76bfbe0a0537c02 (patch) | |
| tree | aa406b630a4c28003b760f25fc88ee1424249bcb /block | |
| parent | 1c914cd1208fcf7fc61edb043f091b9412642ec8 (diff) | |
| download | qemu-51e98b6d21dbaf0c6adcbf00b76bfbe0a0537c02.zip qemu-51e98b6d21dbaf0c6adcbf00b76bfbe0a0537c02.tar.gz qemu-51e98b6d21dbaf0c6adcbf00b76bfbe0a0537c02.tar.bz2 | |
block/nvme: Improve nvme_free_req_queue_wait() trace information
What we want to trace is the block driver state and the queue index.
Suggested-by: Stefan Hajnoczi <stefanha@redhat.com>
Reviewed-by: Eric Auger <eric.auger@redhat.com>
Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
Tested-by: Eric Auger <eric.auger@redhat.com>
Signed-off-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Message-id: 20201029093306.1063879-7-philmd@redhat.com
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
Tested-by: Eric Auger <eric.auger@redhat.com>
Diffstat (limited to 'block')
| -rw-r--r-- | block/nvme.c | 2 | ||||
| -rw-r--r-- | block/trace-events | 2 |
2 files changed, 2 insertions, 2 deletions
diff --git a/block/nvme.c b/block/nvme.c index 8d74401..29d2541 100644 --- a/block/nvme.c +++ b/block/nvme.c @@ -292,7 +292,7 @@ static NVMeRequest *nvme_get_free_req(NVMeQueuePair *q) while (q->free_req_head == -1) { if (qemu_in_coroutine()) { - trace_nvme_free_req_queue_wait(q); + trace_nvme_free_req_queue_wait(q->s, q->index); qemu_co_queue_wait(&q->free_req_queue, &q->lock); } else { qemu_mutex_unlock(&q->lock); diff --git a/block/trace-events b/block/trace-events index 86292f3..cc5e2b5 100644 --- a/block/trace-events +++ b/block/trace-events @@ -154,7 +154,7 @@ nvme_rw_done(void *s, int is_write, uint64_t offset, uint64_t bytes, int ret) "s nvme_dsm(void *s, uint64_t offset, uint64_t bytes) "s %p offset 0x%"PRIx64" bytes %"PRId64"" nvme_dsm_done(void *s, uint64_t offset, uint64_t bytes, int ret) "s %p offset 0x%"PRIx64" bytes %"PRId64" ret %d" nvme_dma_map_flush(void *s) "s %p" -nvme_free_req_queue_wait(void *q) "q %p" +nvme_free_req_queue_wait(void *s, unsigned q_index) "s %p q #%u" nvme_cmd_map_qiov(void *s, void *cmd, void *req, void *qiov, int entries) "s %p cmd %p req %p qiov %p entries %d" nvme_cmd_map_qiov_pages(void *s, int i, uint64_t page) "s %p page[%d] 0x%"PRIx64 nvme_cmd_map_qiov_iov(void *s, int i, void *page, int pages) "s %p iov[%d] %p pages %d" |