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charset="utf-8" Cancel in-flight io on target to not waste the time. Signed-off-by: Vladimir Sementsov-Ogievskiy Reviewed-by: Eric Blake --- block/backup.c | 10 ++++++++++ 1 file changed, 10 insertions(+) diff --git a/block/backup.c b/block/backup.c index 9afa0bf3b4..9878594c83 100644 --- a/block/backup.c +++ b/block/backup.c @@ -36,6 +36,7 @@ typedef struct BackupBlockJob { BlockJob common; BlockDriverState *backup_top; BlockDriverState *source_bs; + BlockDriverState *target_bs; =20 BdrvDirtyBitmap *sync_bitmap; =20 @@ -279,6 +280,13 @@ static int coroutine_fn backup_run(Job *job, Error **e= rrp) return ret; } =20 +static void backup_cancel(Job *job) +{ + BackupBlockJob *s =3D container_of(job, BackupBlockJob, common.job); + + bdrv_cancel_in_flight(s->target_bs); +} + static const BlockJobDriver backup_job_driver =3D { .job_driver =3D { .instance_size =3D sizeof(BackupBlockJob), @@ -289,6 +297,7 @@ static const BlockJobDriver backup_job_driver =3D { .commit =3D backup_commit, .abort =3D backup_abort, .clean =3D backup_clean, + .cancel =3D backup_cancel, } }; =20 @@ -456,6 +465,7 @@ BlockJob *backup_job_create(const char *job_id, BlockDr= iverState *bs, =20 job->backup_top =3D backup_top; job->source_bs =3D bs; + job->target_bs =3D target; job->on_source_error =3D on_source_error; job->on_target_error =3D on_target_error; job->sync_mode =3D sync_mode; --=20 2.21.3