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Commit 864364a2 authored by Wei Yongjun's avatar Wei Yongjun Committed by Ilya Dryomov
Browse files

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: default avatarWei Yongjun <weiyj.lk@gmail.com>
Signed-off-by: default avatarIlya Dryomov <idryomov@gmail.com>
parent f52ec33c

net/ceph/string_table.c

+1 −7
Original line number Diff line number Diff line
@@ -84,12 +84,6 @@ struct ceph_string *ceph_find_or_create_string(const char* str, size_t len) 
}

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);