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authorStefan Hajnoczi <stefanha@redhat.com>2020-06-17 14:21:59 +0100
committerStefan Hajnoczi <stefanha@redhat.com>2020-06-23 15:46:08 +0100
commita5db74f324ee55badfa61b03922ec24439bb94a6 (patch)
tree716d9754acb9e85b9e534c0192ebeba8cb126ab6 /block
parent1086e95da1705087db542276dcbb8ba4d55cb97f (diff)
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.c2
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;