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authorMike Snitzer <snitzer@redhat.com>2018-12-06 11:41:18 -0500
committerJens Axboe <axboe@kernel.dk>2018-12-10 08:30:37 -0700
commit112f158f66cbe25fd561a5dfe9c3826e06abf757 (patch)
tree192a838ddd4e61581e6be953dc843d84730de6e8 /drivers/md/md.c
parentdbd3bbd291a03f1383de6242e7999e8487cb869b (diff)
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block: stop passing 'cpu' to all percpu stats methods
All of part_stat_* and related methods are used with preempt disabled, so there is no need to pass cpu around to allow of them. Just call smp_processor_id() as needed. Suggested-by: Jens Axboe <axboe@kernel.dk> Signed-off-by: Mike Snitzer <snitzer@redhat.com> Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'drivers/md/md.c')
-rw-r--r--drivers/md/md.c7
1 files changed, 3 insertions, 4 deletions
diff --git a/drivers/md/md.c b/drivers/md/md.c
index fc488cb30a94..9a0a1e0934d5 100644
--- a/drivers/md/md.c
+++ b/drivers/md/md.c
@@ -334,7 +334,6 @@ static blk_qc_t md_make_request(struct request_queue *q, struct bio *bio)
const int sgrp = op_stat_group(bio_op(bio));
struct mddev *mddev = q->queuedata;
unsigned int sectors;
- int cpu;
blk_queue_split(q, &bio);
@@ -359,9 +358,9 @@ static blk_qc_t md_make_request(struct request_queue *q, struct bio *bio)
md_handle_request(mddev, bio);
- cpu = part_stat_lock();
- part_stat_inc(cpu, &mddev->gendisk->part0, ios[sgrp]);
- part_stat_add(cpu, &mddev->gendisk->part0, sectors[sgrp], sectors);
+ part_stat_lock();
+ part_stat_inc(&mddev->gendisk->part0, ios[sgrp]);
+ part_stat_add(&mddev->gendisk->part0, sectors[sgrp], sectors);
part_stat_unlock();
return BLK_QC_T_NONE;