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block/nvme: Display CQ/SQ pointer in nvme_free_queue_pair() 

For debugging purpose it is helpful to know the CQ/SQ pointers.
We already have a trace event in nvme_free_queue_pair(), extend
it to report these pointer addresses.

Signed-off-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Message-Id: <20211006164931.172349-3-philmd@redhat.com>
Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
This commit is contained in:
Philippe Mathieu-Daudé 2021-10-06 18:49:28 +02:00 committed by Kevin Wolf
parent 4a613bd862
commit 53cedeaaee
2 changed files with 2 additions and 2 deletions
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2
block/nvme.c
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@ -185,7 +185,7 @@ static bool nvme_init_queue(BDRVNVMeState *s, NVMeQueue *q,
static void nvme_free_queue_pair(NVMeQueuePair *q)
{
trace_nvme_free_queue_pair(q->index, q);
trace_nvme_free_queue_pair(q->index, q, &q->cq, &q->sq);
if (q->completion_bh) {
qemu_bh_delete(q->completion_bh);
}

2
block/trace-events
View File

@ -157,7 +157,7 @@ nvme_dsm_done(void *s, int64_t offset, int64_t bytes, int ret) "s %p offset 0x%"
nvme_dma_map_flush(void *s) "s %p"
nvme_free_req_queue_wait(void *s, unsigned q_index) "s %p q #%u"
nvme_create_queue_pair(unsigned q_index, void *q, size_t size, void *aio_context, int fd) "index %u q %p size %zu aioctx %p fd %d"
nvme_free_queue_pair(unsigned q_index, void *q) "index %u q %p"
nvme_free_queue_pair(unsigned q_index, void *q, void *cq, void *sq) "index %u q %p cq %p sq %p"
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"