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authorVivek Goyal <vgoyal@redhat.com>2009-12-16 17:52:58 -0500
committerJens Axboe <jens.axboe@oracle.com>2009-12-18 12:40:21 +0100
commitfb104db41e6e006c85ce1097f372cd1e10c1755c (patch)
treeb769fd161d325f959e3c2c36116c5eb2f0e29f00 /block
parent1db32c40600437c5e049796bd32f49f61244c6ef (diff)
downloadlinux-2.6.34-ux500-fb104db41e6e006c85ce1097f372cd1e10c1755c.tar.gz
cfq-iosched: Get rid of nr_groups
o Currently code does not seem to be using cfqd->nr_groups. Get rid of it. Signed-off-by: Vivek Goyal <vgoyal@redhat.com> Reviewed-by: Gui Jianfeng <guijianfeng@cn.fujitsu.com> Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
Diffstat (limited to 'block')
-rw-r--r--block/cfq-iosched.c4
1 files changed, 0 insertions, 4 deletions
diff --git a/block/cfq-iosched.c b/block/cfq-iosched.c
index a0e5347767d..d9bfa09e68c 100644
--- a/block/cfq-iosched.c
+++ b/block/cfq-iosched.c
@@ -208,8 +208,6 @@ struct cfq_data {
/* Root service tree for cfq_groups */
struct cfq_rb_root grp_service_tree;
struct cfq_group root_group;
- /* Number of active cfq groups on group service tree */
- int nr_groups;
/*
* The priority currently being served
@@ -842,7 +840,6 @@ cfq_group_service_tree_add(struct cfq_data *cfqd, struct cfq_group *cfqg)
__cfq_group_service_tree_add(st, cfqg);
cfqg->on_st = true;
- cfqd->nr_groups++;
st->total_weight += cfqg->weight;
}
@@ -863,7 +860,6 @@ cfq_group_service_tree_del(struct cfq_data *cfqd, struct cfq_group *cfqg)
cfq_log_cfqg(cfqd, cfqg, "del_from_rr group");
cfqg->on_st = false;
- cfqd->nr_groups--;
st->total_weight -= cfqg->weight;
if (!RB_EMPTY_NODE(&cfqg->rb_node))
cfq_rb_erase(&cfqg->rb_node, st);