block: Introduce bdrv_coroutine_enter

Signed-off-by: Fam Zheng <famz@redhat.com>
Acked-by: Stefan Hajnoczi <stefanha@redhat.com>
Reviewed-by: Kevin Wolf <kwolf@redhat.com>
This commit is contained in:
Fam Zheng 2017-04-10 20:09:25 +08:00
parent 8865852e00
commit 052a75721f
2 changed files with 10 additions and 0 deletions

View File

@ -4324,6 +4324,11 @@ AioContext *bdrv_get_aio_context(BlockDriverState *bs)
return bs->aio_context;
}
void bdrv_coroutine_enter(BlockDriverState *bs, Coroutine *co)
{
aio_co_enter(bdrv_get_aio_context(bs), co);
}
static void bdrv_do_remove_aio_context_notifier(BdrvAioNotifier *ban)
{
QLIST_REMOVE(ban, list);

View File

@ -557,6 +557,11 @@ bool bdrv_debug_is_suspended(BlockDriverState *bs, const char *tag);
*/
AioContext *bdrv_get_aio_context(BlockDriverState *bs);
/**
* Transfer control to @co in the aio context of @bs
*/
void bdrv_coroutine_enter(BlockDriverState *bs, Coroutine *co);
/**
* bdrv_set_aio_context:
*