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commit: Set commit_top_bs->aio_context 

The filter driver that is inserted by the commit job needs to use the
same AioContext as its parent and child nodes.

Signed-off-by: Kevin Wolf <kwolf@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Reviewed-by: Fam Zheng <famz@redhat.com>
This commit is contained in:
Kevin Wolf 2017-04-06 19:05:07 +02:00
parent d35ff5e6b3
commit 02be4aeb93
1 changed files with 2 additions and 0 deletions
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2
block/commit.c
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@ -335,6 +335,7 @@ void commit_start(const char *job_id, BlockDriverState *bs,
if (commit_top_bs == NULL) {
goto fail;
}
bdrv_set_aio_context(commit_top_bs, bdrv_get_aio_context(top));
bdrv_set_backing_hd(commit_top_bs, top, &local_err);
if (local_err) {
@ -482,6 +483,7 @@ int bdrv_commit(BlockDriverState *bs)
error_report_err(local_err);
goto ro_cleanup;
}
bdrv_set_aio_context(commit_top_bs, bdrv_get_aio_context(backing_file_bs));
bdrv_set_backing_hd(commit_top_bs, backing_file_bs, &error_abort);
bdrv_set_backing_hd(bs, commit_top_bs, &error_abort);