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authorFam Zheng <famz@redhat.com>2015-11-05 18:13:11 -0500
committerKevin Wolf <kwolf@redhat.com>2015-11-12 16:22:43 +0100
commit18930ba3d17866fff6df52ae6d2e54ce5c5ca04b (patch)
treed2105745115882ec2d58cbb2c8c58c3011393cb6 /block
parentb976ea3cf591ac994cc17dcf0fc550c9aa9c0f5d (diff)
blockjob: Introduce reference count and fix reference to job->bs
Add reference count to block job, meanwhile move the ownership of the reference to job->bs from the caller (which is released in two completion callbacks) to the block job itself. It is necessary for block_job_complete_sync to work, because block job shouldn't live longer than its bs, as asserted in bdrv_delete. Now block_job_complete_sync can be simplified. Signed-off-by: Fam Zheng <famz@redhat.com> Signed-off-by: John Snow <jsnow@redhat.com> Message-id: 1446765200-3054-6-git-send-email-jsnow@redhat.com Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com> Signed-off-by: Kevin Wolf <kwolf@redhat.com>
Diffstat (limited to 'block')
-rw-r--r--block/mirror.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/block/mirror.c b/block/mirror.c
index 60f1cb589d..52c9abfe14 100644
--- a/block/mirror.c
+++ b/block/mirror.c
@@ -742,7 +742,7 @@ static void mirror_start_job(BlockDriverState *bs, BlockDriverState *target,
s->dirty_bitmap = bdrv_create_dirty_bitmap(bs, granularity, NULL, errp);
if (!s->dirty_bitmap) {
g_free(s->replaces);
- block_job_release(bs);
+ block_job_unref(&s->common);
return;
}