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authorLai Jiangshan <laijs@cn.fujitsu.com>2011-03-18 11:42:58 +0800
committerPaul E. McKenney <paulmck@linux.vnet.ibm.com>2011-07-20 14:10:13 -0700
commit57bdfbf9ee2b0856d8b62180c3b3f8fa1533b8d1 (patch)
treed39485c723d98fb3d7b2499c59232cd05f4eabc2 /block
parent8497a24a43374f0142335b0ef0614ccc459e3d8d (diff)
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block,rcu: Convert call_rcu(disk_free_ptbl_rcu_cb) to kfree_rcu()
The rcu callback disk_free_ptbl_rcu_cb() just calls a kfree(), so we use kfree_rcu() instead of the call_rcu(disk_free_ptbl_rcu_cb). Signed-off-by: Lai Jiangshan <laijs@cn.fujitsu.com> Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com> Cc: Jens Axboe <axboe@kernel.dk> Reviewed-by: Josh Triplett <josh@joshtriplett.org>
Diffstat (limited to 'block')
-rw-r--r--block/genhd.c10
1 files changed, 1 insertions, 9 deletions
diff --git a/block/genhd.c b/block/genhd.c
index 3608289..6024b82 100644
--- a/block/genhd.c
+++ b/block/genhd.c
@@ -1018,14 +1018,6 @@ static const struct attribute_group *disk_attr_groups[] = {
NULL
};
-static void disk_free_ptbl_rcu_cb(struct rcu_head *head)
-{
- struct disk_part_tbl *ptbl =
- container_of(head, struct disk_part_tbl, rcu_head);
-
- kfree(ptbl);
-}
-
/**
* disk_replace_part_tbl - replace disk->part_tbl in RCU-safe way
* @disk: disk to replace part_tbl for
@@ -1046,7 +1038,7 @@ static void disk_replace_part_tbl(struct gendisk *disk,
if (old_ptbl) {
rcu_assign_pointer(old_ptbl->last_lookup, NULL);
- call_rcu(&old_ptbl->rcu_head, disk_free_ptbl_rcu_cb);
+ kfree_rcu(old_ptbl, rcu_head);
}
}