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authorPaolo Bonzini <pbonzini@redhat.com>2017-06-29 15:27:45 +0200
committerFam Zheng <famz@redhat.com>2017-07-17 11:28:15 +0800
commit61124f03ab7e71d269417aafddbc2501d0379bc6 (patch)
tree321518c9ee66ce91e47c8f8f5219dc8152f87dfc /include/block
parente7569c18292e1e17004d88a4543e2dfcdb2f6d90 (diff)
downloadqemu-61124f03ab7e71d269417aafddbc2501d0379bc6.tar.gz
block: invoke .bdrv_drain callback in coroutine context and from AioContext
This will let the callback take a CoMutex in the next patch. Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com> Reviewed-by: Fam Zheng <famz@redhat.com> Signed-off-by: Paolo Bonzini <pbonzini@redhat.com> Message-Id: <20170629132749.997-8-pbonzini@redhat.com> Signed-off-by: Fam Zheng <famz@redhat.com>
Diffstat (limited to 'include/block')
-rw-r--r--include/block/block_int.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/include/block/block_int.h b/include/block/block_int.h
index 669a2797fd..5c6b761d81 100644
--- a/include/block/block_int.h
+++ b/include/block/block_int.h
@@ -324,7 +324,7 @@ struct BlockDriver {
* Drain and stop any internal sources of requests in the driver, and
* remain so until next I/O callback (e.g. bdrv_co_writev) is called.
*/
- void (*bdrv_drain)(BlockDriverState *bs);
+ void coroutine_fn (*bdrv_co_drain)(BlockDriverState *bs);
void (*bdrv_add_child)(BlockDriverState *parent, BlockDriverState *child,
Error **errp);