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job: drop job_drain

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In job_finish_sync job_enter should be enough for a job to make some
progress and draining is a wrong tool for it. So use job_enter directly
here and drop job_drain with all related staff not used more.

Suggested-by: Kevin Wolf <kwolf@redhat.com>
Signed-off-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>
Tested-by: John Snow <jsnow@redhat.com>
Reviewed-by: John Snow <jsnow@redhat.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
This commit is contained in:
Vladimir Sementsov-Ogievskiy 2019-08-29 12:09:53 +03:00 • committed by Kevin Wolf
parent b70d08205b
commit bb0c940993
12 changed files with 5 additions and 108 deletions
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19
block/backup.c
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@ -425,21 +425,6 @@ void backup_do_checkpoint(BlockJob *job, Error **errp)
bdrv_set_dirty_bitmap(backup_job->copy_bitmap, 0, backup_job->len);
}
static void backup_drain(BlockJob *job)
{
BackupBlockJob *s = container_of(job, BackupBlockJob, common);
/* Need to keep a reference in case blk_drain triggers execution
* of backup_complete...
*/
if (s->target) {
BlockBackend *target = s->target;
blk_ref(target);
blk_drain(target);
blk_unref(target);
}
}
static BlockErrorAction backup_error_action(BackupBlockJob *job,
bool read, int error)
{
@ -588,13 +573,11 @@ static const BlockJobDriver backup_job_driver = {
.job_type = JOB_TYPE_BACKUP,
.free = block_job_free,
.user_resume = block_job_user_resume,
.drain = block_job_drain,
.run = backup_run,
.commit = backup_commit,
.abort = backup_abort,
.clean = backup_clean,
},
.drain = backup_drain,
}
};
static int64_t backup_calculate_cluster_size(BlockDriverState *target,