[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
[Qemu-devel] [PATCH 1/3] block: add missed aio_context_acquire around bd
From: |
Denis V. Lunev |
Subject: |
[Qemu-devel] [PATCH 1/3] block: add missed aio_context_acquire around bdrv_set_aio_context |
Date: |
Wed, 4 Nov 2015 20:27:22 +0300 |
It is required for bdrv_drain.
Signed-off-by: Denis V. Lunev <address@hidden>
CC: Stefan Hajnoczi <address@hidden>
---
block/block-backend.c | 3 +++
1 file changed, 3 insertions(+)
diff --git a/block/block-backend.c b/block/block-backend.c
index 19fdaae..07fcfc7 100644
--- a/block/block-backend.c
+++ b/block/block-backend.c
@@ -1065,7 +1065,10 @@ static AioContext *blk_aiocb_get_aio_context(BlockAIOCB
*acb)
void blk_set_aio_context(BlockBackend *blk, AioContext *new_context)
{
if (blk->bs) {
+ AioContext *ctx = blk_get_aio_context(blk);
+ aio_context_acquire(ctx);
bdrv_set_aio_context(blk->bs, new_context);
+ aio_context_release(ctx);
}
}
--
2.5.0
[Qemu-devel] [PATCH 2/3] blockdev: acquire AioContext in hmp_commit(), Denis V. Lunev, 2015/11/04