diff options
| author | Dennis Zhou <dennis@kernel.org> | 2018-12-05 12:10:38 -0500 |
|---|---|---|
| committer | Jens Axboe <axboe@kernel.dk> | 2018-12-07 22:26:38 -0700 |
| commit | 7fcf2b033b84e261dca283bc2911aaea4b07b525 (patch) | |
| tree | 87573c8336fd2fb9063dc554262d5b293877aa84 /mm/backing-dev.c | |
| parent | 6f70fb66182b02e50deea65e9a3a86b7bf659a39 (diff) | |
blkcg: change blkg reference counting to use percpu_ref
Every bio is now associated with a blkg putting blkg_get, blkg_try_get,
and blkg_put on the hot path. Switch over the refcnt in blkg to use
percpu_ref.
Signed-off-by: Dennis Zhou <dennis@kernel.org>
Acked-by: Tejun Heo <tj@kernel.org>
Reviewed-by: Josef Bacik <josef@toxicpanda.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'mm/backing-dev.c')
0 files changed, 0 insertions, 0 deletions