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| author | Davidlohr Bueso <davidlohr.bueso@hp.com> | 2013-09-11 14:26:25 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2013-09-11 15:59:42 -0700 |
| commit | 4718787d1f626f45ddb239912bc07266b9880044 (patch) | |
| tree | 160a8a8b414dac9426518987f3ff15bc679cbdb3 /ipc | |
| parent | d9a605e40b1376eb02b067d7690580255a0df68f (diff) | |
| download | lwn-4718787d1f626f45ddb239912bc07266b9880044.tar.gz lwn-4718787d1f626f45ddb239912bc07266b9880044.zip | |
ipc,msg: drop msg_unlock
There is only one user left, drop this function and just call
ipc_unlock_object() and rcu_read_unlock().
Signed-off-by: Davidlohr Bueso <davidlohr.bueso@hp.com>
Tested-by: 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>
Diffstat (limited to 'ipc')
| -rw-r--r-- | ipc/msg.c | 5 |
1 files changed, 2 insertions, 3 deletions
diff --git a/ipc/msg.c b/ipc/msg.c index 8203e71bcfbc..b0d541d42677 100644 --- a/ipc/msg.c +++ b/ipc/msg.c @@ -70,8 +70,6 @@ struct msg_sender { #define msg_ids(ns) ((ns)->ids[IPC_MSG_IDS]) -#define msg_unlock(msq) ipc_unlock(&(msq)->q_perm) - static void freeque(struct ipc_namespace *, struct kern_ipc_perm *); static int newque(struct ipc_namespace *, struct ipc_params *); #ifdef CONFIG_PROC_FS @@ -270,7 +268,8 @@ static void freeque(struct ipc_namespace *ns, struct kern_ipc_perm *ipcp) expunge_all(msq, -EIDRM); ss_wakeup(&msq->q_senders, 1); msg_rmid(ns, msq); - msg_unlock(msq); + ipc_unlock_object(&msq->q_perm); + rcu_read_unlock(); list_for_each_entry_safe(msg, t, &msq->q_messages, m_list) { atomic_dec(&ns->msg_hdrs); |