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authorTejun Heo <tj@kernel.org>2012-03-05 13:15:17 -0800
committerJens Axboe <axboe@kernel.dk>2012-03-06 21:27:23 +0100
commitc1768268f9424410761da57ea71107acae7b03cc (patch)
treebe6a534b1a15ab9df9f23e585b039776c5a5e498 /block/blk-throttle.c
parent549d3aa872cd1aec1ee540fd93afd9611faa0def (diff)
blkcg: don't use blkg->plid in stat related functions
blkg is scheduled to be unified for all policies and thus there won't be one-to-one mapping from blkg to policy. Update stat related functions to take explicit @pol or @plid arguments and not use blkg->plid. This is painful for now but most of specific stat interface functions will be replaced with a handful of generic helpers. Signed-off-by: Tejun Heo <tj@kernel.org> Cc: Vivek Goyal <vgoyal@redhat.com> Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'block/blk-throttle.c')
-rw-r--r--block/blk-throttle.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/block/blk-throttle.c b/block/blk-throttle.c
index 153ba509446..b2fddaf20b9 100644
--- a/block/blk-throttle.c
+++ b/block/blk-throttle.c
@@ -588,7 +588,8 @@ static void throtl_charge_bio(struct throtl_grp *tg, struct bio *bio)
tg->bytes_disp[rw] += bio->bi_size;
tg->io_disp[rw]++;
- blkiocg_update_dispatch_stats(tg_to_blkg(tg), bio->bi_size, rw, sync);
+ blkiocg_update_dispatch_stats(tg_to_blkg(tg), &blkio_policy_throtl,
+ bio->bi_size, rw, sync);
}
static void throtl_add_bio_tg(struct throtl_data *td, struct throtl_grp *tg,
@@ -1000,6 +1001,7 @@ bool blk_throtl_bio(struct request_queue *q, struct bio *bio)
if (tg) {
if (tg_no_rule_group(tg, rw)) {
blkiocg_update_dispatch_stats(tg_to_blkg(tg),
+ &blkio_policy_throtl,
bio->bi_size, rw,
rw_is_sync(bio->bi_rw));
goto out_unlock_rcu;