diff options
| author | Kevin Wolf <kwolf@redhat.com> | 2016-04-12 16:17:41 +0200 |
|---|---|---|
| committer | Kevin Wolf <kwolf@redhat.com> | 2016-05-25 19:04:21 +0200 |
| commit | e253f4b89796967d03a455d1df2ae6bda8cc7d01 (patch) | |
| tree | 72c947ad50353bdb1988407279703799e7df95ed /blockdev.c | |
| parent | b8804815799eb8e924f015de6d1710cbd5b932ee (diff) | |
mirror: Use BlockBackend for I/O
This changes the mirror block job to use the job's BlockBackend for
performing its I/O. job->bs isn't used by the mirroring code any more
afterwards.
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Reviewed-by: Max Reitz <mreitz@redhat.com>
Diffstat (limited to 'blockdev.c')
| -rw-r--r-- | blockdev.c | 4 |
1 files changed, 1 insertions, 3 deletions
diff --git a/blockdev.c b/blockdev.c index 3c06746456..66477ff347 100644 --- a/blockdev.c +++ b/blockdev.c @@ -3621,9 +3621,9 @@ void qmp_drive_mirror(const char *device, const char *target, has_on_target_error, on_target_error, has_unmap, unmap, &local_err); + bdrv_unref(target_bs); if (local_err) { error_propagate(errp, local_err); - bdrv_unref(target_bs); } out: aio_context_release(aio_context); @@ -3667,7 +3667,6 @@ void qmp_blockdev_mirror(const char *device, const char *target, aio_context = bdrv_get_aio_context(bs); aio_context_acquire(aio_context); - bdrv_ref(target_bs); bdrv_set_aio_context(target_bs, aio_context); blockdev_mirror_common(bs, target_bs, @@ -3681,7 +3680,6 @@ void qmp_blockdev_mirror(const char *device, const char *target, &local_err); if (local_err) { error_propagate(errp, local_err); - bdrv_unref(target_bs); } aio_context_release(aio_context); |