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| author | Stefan Hajnoczi | 2020-06-17 15:21:59 +0200 |
|---|---|---|
| committer | Stefan Hajnoczi | 2020-06-23 16:46:08 +0200 |
| commit | a5db74f324ee55badfa61b03922ec24439bb94a6 (patch) | |
| tree | 716d9754acb9e85b9e534c0192ebeba8cb126ab6 /block | |
| parent | block/nvme: switch to a NVMeRequest freelist (diff) | |
| download | qemu-a5db74f324ee55badfa61b03922ec24439bb94a6.tar.gz qemu-a5db74f324ee55badfa61b03922ec24439bb94a6.tar.xz qemu-a5db74f324ee55badfa61b03922ec24439bb94a6.zip | |
block/nvme: clarify that free_req_queue is protected by q->lock
Existing users access free_req_queue under q->lock. Document this.
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
Reviewed-by: Sergio Lopez <slp@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Message-id: 20200617132201.1832152-6-stefanha@redhat.com
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
Diffstat (limited to 'block')
| -rw-r--r-- | block/nvme.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/block/nvme.c b/block/nvme.c index 8e60882af3..426c77e5ab 100644 --- a/block/nvme.c +++ b/block/nvme.c @@ -57,7 +57,6 @@ typedef struct { } NVMeRequest; typedef struct { - CoQueue free_req_queue; QemuMutex lock; /* Fields protected by BQL */ @@ -65,6 +64,7 @@ typedef struct { uint8_t *prp_list_pages; /* Fields protected by @lock */ + CoQueue free_req_queue; NVMeQueue sq, cq; int cq_phase; int free_req_head; |