Messages in this thread Patch in this message | | | From | "Paul E. McKenney" <> | Subject | [PATCH tip/core/rcu 77/86] block,rcu: convert call_rcu(disk_free_ptbl_rcu_cb) to kfree_rcu() | Date | Sun, 1 May 2011 06:21:57 -0700 |
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From: Lai Jiangshan <laijs@cn.fujitsu.com>
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> --- block/genhd.c | 10 +--------- 1 files changed, 1 insertions(+), 9 deletions(-)
diff --git a/block/genhd.c b/block/genhd.c index b364bd0..df232ae 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); } } -- 1.7.3.2
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