aio-posix: Improve comment around marking node deleted
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Message ID 20180803063917.30292-1-famz@redhat.com
State New
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Series
  • aio-posix: Improve comment around marking node deleted
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Commit Message

Fam Zheng Aug. 3, 2018, 6:39 a.m. UTC
The counter is for qemu_lockcnt_inc/dec sections (read side),
qemu_lockcnt_lock/unlock is for the write side.

Suggested-by: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: Fam Zheng <famz@redhat.com>
---
 util/aio-posix.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

Patch
diff mbox series

diff --git a/util/aio-posix.c b/util/aio-posix.c
index 118bf5784b..9ca20d8cd9 100644
--- a/util/aio-posix.c
+++ b/util/aio-posix.c
@@ -232,7 +232,7 @@  void aio_set_fd_handler(AioContext *ctx,
             g_source_remove_poll(&ctx->source, &node->pfd);
         }
 
-        /* If the lock is held, just mark the node as deleted */
+        /* If a read is in progress, just mark the node as deleted */
         if (qemu_lockcnt_count(&ctx->list_lock)) {
             node->deleted = 1;
             node->pfd.revents = 0;