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libceph: using kfree_rcu() to simplify the code 

The callback function of call_rcu() just calls a kfree(), so we
can use kfree_rcu() instead of call_rcu() + callback function.

Signed-off-by: Wei Yongjun <weiyj.lk@gmail.com>
Signed-off-by: Ilya Dryomov <idryomov@gmail.com>
steinar/wifi_calib_4_9_kernel
Wei Yongjun 2016-07-30 00:38:26 +00:00 committed by Ilya Dryomov
parent f52ec33cbd
commit 864364a29c
1 changed files with 1 additions and 7 deletions
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8
net/ceph/string_table.c
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@ -84,12 +84,6 @@ retry:
}
EXPORT_SYMBOL(ceph_find_or_create_string);
static void ceph_free_string(struct rcu_head *head)
{
struct ceph_string *cs = container_of(head, struct ceph_string, rcu);
kfree(cs);
}
void ceph_release_string(struct kref *ref)
{
struct ceph_string *cs = container_of(ref, struct ceph_string, kref);
@ -101,7 +95,7 @@ void ceph_release_string(struct kref *ref)
}
spin_unlock(&string_tree_lock);
call_rcu(&cs->rcu, ceph_free_string);
kfree_rcu(cs, rcu);
}
EXPORT_SYMBOL(ceph_release_string);