[PATCH 3/4] ipc, shm: drop shm_lock_check

From: Davidlohr Bueso
Date: Sun Jul 21 2013 - 21:22:43 EST


This function was replaced by a the lockless shm_obtain_object_check(),
and no longer has any users.

Signed-off-by: Davidlohr Bueso <davidlohr.bueso@xxxxxx>
---
ipc/shm.c | 11 -----------
1 file changed, 11 deletions(-)

diff --git a/ipc/shm.c b/ipc/shm.c
index c7ee2f6..9ffc563 100644
--- a/ipc/shm.c
+++ b/ipc/shm.c
@@ -167,17 +167,6 @@ static inline void shm_lock_by_ptr(struct shmid_kernel *ipcp)
ipc_lock_object(&ipcp->shm_perm);
}

-static inline struct shmid_kernel *shm_lock_check(struct ipc_namespace *ns,
- int id)
-{
- struct kern_ipc_perm *ipcp = ipc_lock_check(&shm_ids(ns), id);
-
- if (IS_ERR(ipcp))
- return (struct shmid_kernel *)ipcp;
-
- return container_of(ipcp, struct shmid_kernel, shm_perm);
-}
-
static inline void shm_rmid(struct ipc_namespace *ns, struct shmid_kernel *s)
{
ipc_rmid(&shm_ids(ns), &s->shm_perm);
--
1.7.11.7

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