diff options
| author | Paolo Bonzini <pbonzini@redhat.com> | 2017-02-13 14:52:32 +0100 |
|---|---|---|
| committer | Stefan Hajnoczi <stefanha@redhat.com> | 2017-02-21 11:39:39 +0000 |
| commit | b9e413dd3756f71abe4e8cafe1d7a459ce74ccf4 (patch) | |
| tree | 3ac75c8cdeedba60249c6eed8d0f35d060b884cf /block/mirror.c | |
| parent | 1919631e6b5562e474690853eca3c35610201e16 (diff) | |
| download | qemu-b9e413dd3756f71abe4e8cafe1d7a459ce74ccf4.zip qemu-b9e413dd3756f71abe4e8cafe1d7a459ce74ccf4.tar.gz qemu-b9e413dd3756f71abe4e8cafe1d7a459ce74ccf4.tar.bz2 | |
block: explicitly acquire aiocontext in aio callbacks that need it
Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Reviewed-by: Fam Zheng <famz@redhat.com>
Reviewed-by: Daniel P. Berrange <berrange@redhat.com>
Message-id: 20170213135235.12274-16-pbonzini@redhat.com
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
Diffstat (limited to 'block/mirror.c')
| -rw-r--r-- | block/mirror.c | 12 |
1 files changed, 9 insertions, 3 deletions
diff --git a/block/mirror.c b/block/mirror.c index 301ba92..698a54e 100644 --- a/block/mirror.c +++ b/block/mirror.c @@ -132,6 +132,8 @@ static void mirror_write_complete(void *opaque, int ret) { MirrorOp *op = opaque; MirrorBlockJob *s = op->s; + + aio_context_acquire(blk_get_aio_context(s->common.blk)); if (ret < 0) { BlockErrorAction action; @@ -142,12 +144,15 @@ static void mirror_write_complete(void *opaque, int ret) } } mirror_iteration_done(op, ret); + aio_context_release(blk_get_aio_context(s->common.blk)); } static void mirror_read_complete(void *opaque, int ret) { MirrorOp *op = opaque; MirrorBlockJob *s = op->s; + + aio_context_acquire(blk_get_aio_context(s->common.blk)); if (ret < 0) { BlockErrorAction action; @@ -158,10 +163,11 @@ static void mirror_read_complete(void *opaque, int ret) } mirror_iteration_done(op, ret); - return; + } else { + blk_aio_pwritev(s->target, op->sector_num * BDRV_SECTOR_SIZE, &op->qiov, + 0, mirror_write_complete, op); } - blk_aio_pwritev(s->target, op->sector_num * BDRV_SECTOR_SIZE, &op->qiov, - 0, mirror_write_complete, op); + aio_context_release(blk_get_aio_context(s->common.blk)); } static inline void mirror_clip_sectors(MirrorBlockJob *s, |