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| author | Ming Lei <tom.leiming@gmail.com> | 2014-05-27 23:35:14 +0800 |
|---|---|---|
| committer | Jens Axboe <axboe@fb.com> | 2014-05-27 09:37:08 -0600 |
| commit | 3d2936f457a847d9d88a9cc127e0eb7a0ebba0ff (patch) | |
| tree | 575a307f9715ee60ab45dbe31b677c644975f7ad /block/blk-sysfs.c | |
| parent | 624dbe47541643b72868a59b2c0059bb53dc923f (diff) | |
| download | linux-0-day-3d2936f457a847d9d88a9cc127e0eb7a0ebba0ff.tar.gz linux-0-day-3d2936f457a847d9d88a9cc127e0eb7a0ebba0ff.tar.xz | |
block: only allocate/free mq_usage_counter in blk-mq
The percpu counter is only used for blk-mq, so move
its allocation and free inside blk-mq, and don't
allocate it for legacy queue device.
Signed-off-by: Ming Lei <tom.leiming@gmail.com>
Signed-off-by: Jens Axboe <axboe@fb.com>
Diffstat (limited to 'block/blk-sysfs.c')
| -rw-r--r-- | block/blk-sysfs.c | 2 |
1 files changed, 0 insertions, 2 deletions
diff --git a/block/blk-sysfs.c b/block/blk-sysfs.c index 4d6811ac13fdd..23321fbab2931 100644 --- a/block/blk-sysfs.c +++ b/block/blk-sysfs.c @@ -517,8 +517,6 @@ static void blk_release_queue(struct kobject *kobj) if (q->queue_tags) __blk_queue_free_tags(q); - percpu_counter_destroy(&q->mq_usage_counter); - if (q->mq_ops) blk_mq_free_queue(q); |