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authorVladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>2021-01-17 00:46:50 +0300
committerMax Reitz <mreitz@redhat.com>2021-01-26 14:36:37 +0100
commite0323a045f5929721c9f4b7437229f1dbdc5b5e5 (patch)
treea332de02f1c555f36d22d533b56296ef963c85b0
parenta6d23d56df06027acb1202e64316b00d0c05aa75 (diff)
blockjob: add set_speed to BlockJobDriver
We are going to use async block-copy call in backup, so we'll need to passthrough setting backup speed to block-copy call. Signed-off-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com> Reviewed-by: Max Reitz <mreitz@redhat.com> Message-Id: <20210116214705.822267-9-vsementsov@virtuozzo.com> Signed-off-by: Max Reitz <mreitz@redhat.com>
-rw-r--r--blockjob.c6
-rw-r--r--include/block/blockjob_int.h2
2 files changed, 8 insertions, 0 deletions
diff --git a/blockjob.c b/blockjob.c
index 98ac8af982..db3a21699c 100644
--- a/blockjob.c
+++ b/blockjob.c
@@ -256,6 +256,7 @@ static bool job_timer_pending(Job *job)
void block_job_set_speed(BlockJob *job, int64_t speed, Error **errp)
{
+ const BlockJobDriver *drv = block_job_driver(job);
int64_t old_speed = job->speed;
if (job_apply_verb(&job->job, JOB_VERB_SET_SPEED, errp)) {
@@ -270,6 +271,11 @@ void block_job_set_speed(BlockJob *job, int64_t speed, Error **errp)
ratelimit_set_speed(&job->limit, speed, BLOCK_JOB_SLICE_TIME);
job->speed = speed;
+
+ if (drv->set_speed) {
+ drv->set_speed(job, speed);
+ }
+
if (speed && speed <= old_speed) {
return;
}
diff --git a/include/block/blockjob_int.h b/include/block/blockjob_int.h
index e2824a36a8..6633d83da2 100644
--- a/include/block/blockjob_int.h
+++ b/include/block/blockjob_int.h
@@ -52,6 +52,8 @@ struct BlockJobDriver {
* besides job->blk to the new AioContext.
*/
void (*attached_aio_context)(BlockJob *job, AioContext *new_context);
+
+ void (*set_speed)(BlockJob *job, int64_t speed);
};
/**