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authorDivyesh Shah <dpshah@google.com>2010-04-02 00:01:04 +0200
committerJens Axboe <jens.axboe@oracle.com>2010-04-02 08:44:36 +0200
commit9a0785b0da561e1e9c6617df85e93ae107a42f18 (patch)
tree56cb6b65f175a13c85976192216a6b8101b0d0f3 /block/cfq-iosched.c
parentMerge branch 'for-linus' into for-2.6.35 (diff)
downloadlinux-9a0785b0da561e1e9c6617df85e93ae107a42f18.tar.xz
linux-9a0785b0da561e1e9c6617df85e93ae107a42f18.zip
blkio: Remove per-cfqq nr_sectors as we'll be passing
that info at request dispatch with other stats now. This patch removes the existing support for accounting sectors for a blkio_group. This will be added back differently in the next two patches. Signed-off-by: Divyesh Shah<dpshah@google.com> Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
Diffstat (limited to 'block/cfq-iosched.c')
-rw-r--r--block/cfq-iosched.c10
1 files changed, 2 insertions, 8 deletions
diff --git a/block/cfq-iosched.c b/block/cfq-iosched.c
index 2c7a0f4f3cd7..7471d36bce89 100644
--- a/block/cfq-iosched.c
+++ b/block/cfq-iosched.c
@@ -142,8 +142,6 @@ struct cfq_queue {
struct cfq_queue *new_cfqq;
struct cfq_group *cfqg;
struct cfq_group *orig_cfqg;
- /* Sectors dispatched in current dispatch round */
- unsigned long nr_sectors;
};
/*
@@ -883,8 +881,7 @@ static inline unsigned int cfq_cfqq_slice_usage(struct cfq_queue *cfqq)
slice_used = cfqq->allocated_slice;
}
- cfq_log_cfqq(cfqq->cfqd, cfqq, "sl_used=%u sect=%lu", slice_used,
- cfqq->nr_sectors);
+ cfq_log_cfqq(cfqq->cfqd, cfqq, "sl_used=%u", slice_used);
return slice_used;
}
@@ -918,8 +915,7 @@ static void cfq_group_served(struct cfq_data *cfqd, struct cfq_group *cfqg,
cfq_log_cfqg(cfqd, cfqg, "served: vt=%llu min_vt=%llu", cfqg->vdisktime,
st->min_vdisktime);
- blkiocg_update_blkio_group_stats(&cfqg->blkg, used_sl,
- cfqq->nr_sectors);
+ blkiocg_update_blkio_group_stats(&cfqg->blkg, used_sl);
}
#ifdef CONFIG_CFQ_GROUP_IOSCHED
@@ -1525,7 +1521,6 @@ static void __cfq_set_active_queue(struct cfq_data *cfqd,
cfqq->allocated_slice = 0;
cfqq->slice_end = 0;
cfqq->slice_dispatch = 0;
- cfqq->nr_sectors = 0;
cfq_clear_cfqq_wait_request(cfqq);
cfq_clear_cfqq_must_dispatch(cfqq);
@@ -1870,7 +1865,6 @@ static void cfq_dispatch_insert(struct request_queue *q, struct request *rq)
elv_dispatch_sort(q, rq);
cfqd->rq_in_flight[cfq_cfqq_sync(cfqq)]++;
- cfqq->nr_sectors += blk_rq_sectors(rq);
}
/*