diff options
| author | Davidlohr Bueso <davidlohr.bueso@hp.com> | 2013-09-11 14:26:30 -0700 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2013-10-18 10:55:01 -0700 |
| commit | c7f0866bc7a002a262ab9fb5e2aa19d2367ea114 (patch) | |
| tree | 530946db4f258e32d21771cbff36d19bbd9bf5ff | |
| parent | 1104f1b038765d0e31262eecdea6010907194226 (diff) | |
ipc, shm: drop shm_lock_check
commit 7a25dd9e042b2b94202a67e5551112f4ac87285a upstream.
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@hp.com>
Cc: Sedat Dilek <sedat.dilek@gmail.com>
Cc: Rik van Riel <riel@redhat.com>
Cc: Manfred Spraul <manfred@colorfullife.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Mike Galbraith <efault@gmx.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
| -rw-r--r-- | ipc/shm.c | 11 |
1 files changed, 0 insertions, 11 deletions
diff --git a/ipc/shm.c b/ipc/shm.c index 92f5786c0ceb..d69739610fd4 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 void shm_rcu_free(struct rcu_head *head) { struct ipc_rcu *p = container_of(head, struct ipc_rcu, rcu); |