diff options
| author | Dennis Zhou (Facebook) <dennisszhou@gmail.com> | 2018-09-11 14:41:36 -0400 |
|---|---|---|
| committer | Jens Axboe <axboe@kernel.dk> | 2018-09-21 20:29:18 -0600 |
| commit | b3b9f24f5fcc099c41f7dc1d02350635830888e5 (patch) | |
| tree | f5d5e1a689c0e7ae5d99625a75fd5235c2f21fe8 /block/blk-mq-tag.c | |
| parent | e2b0989954ae7c80609f77e7ce203bea6d2c54e1 (diff) | |
blkcg: change blkg reference counting to use percpu_ref
Now that every bio is associated with a blkg, this puts the use of
blkg_get, blkg_try_get, and blkg_put on the hot path. This switches over
the refcnt in blkg to use percpu_ref.
Signed-off-by: Dennis Zhou <dennisszhou@gmail.com>
Acked-by: Tejun Heo <tj@kernel.org>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'block/blk-mq-tag.c')
0 files changed, 0 insertions, 0 deletions