This is a note to let you know that I've just added the patch titled
ipc: remove unused functions
to the 3.10-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
ipc-remove-unused-functions.patch
and it can be found in the queue-3.10 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
>From 9ad66ae65fc8d3e7e3344310fb0aa835910264fe Mon Sep 17 00:00:00 2001
From: Davidlohr Bueso <davidlohr.bueso@xxxxxx>
Date: Mon, 8 Jul 2013 16:01:19 -0700
Subject: ipc: remove unused functions
From: Davidlohr Bueso <davidlohr.bueso@xxxxxx>
commit 9ad66ae65fc8d3e7e3344310fb0aa835910264fe upstream.
We can now drop the msg_lock and msg_lock_check functions along with a
bogus comment introduced previously in semctl_down.
Signed-off-by: Davidlohr Bueso <davidlohr.bueso@xxxxxx>
Cc: Andi Kleen <andi@xxxxxxxxxxxxxx>
Cc: Rik van Riel <riel@xxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
Signed-off-by: Linus Torvalds <torvalds@xxxxxxxxxxxxxxxxxxxx>
Cc: Mike Galbraith <efault@xxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
ipc/msg.c | 25 -------------------------
ipc/sem.c | 1 -
2 files changed, 26 deletions(-)
--- a/ipc/msg.c
+++ b/ipc/msg.c
@@ -141,31 +141,6 @@ void __init msg_init(void)
IPC_MSG_IDS, sysvipc_msg_proc_show);
}
-/*
- * msg_lock_(check_) routines are called in the paths where the rw_mutex
- * is not held.
- */
-static inline struct msg_queue *msg_lock(struct ipc_namespace *ns, int id)
-{
- struct kern_ipc_perm *ipcp = ipc_lock(&msg_ids(ns), id);
-
- if (IS_ERR(ipcp))
- return (struct msg_queue *)ipcp;
-
- return container_of(ipcp, struct msg_queue, q_perm);
-}
-
-static inline struct msg_queue *msg_lock_check(struct ipc_namespace *ns,
- int id)
-{
- struct kern_ipc_perm *ipcp = ipc_lock_check(&msg_ids(ns), id);
-
- if (IS_ERR(ipcp))
- return (struct msg_queue *)ipcp;
-
- return container_of(ipcp, struct msg_queue, q_perm);
-}
-
static inline struct msg_queue *msq_obtain_object(struct ipc_namespace *ns, int id)
{
struct kern_ipc_perm *ipcp = ipc_obtain_object(&msg_ids(ns), id);
--- a/ipc/sem.c
+++ b/ipc/sem.c
@@ -1296,7 +1296,6 @@ static int semctl_down(struct ipc_namesp
&semid64.sem_perm, 0);
if (IS_ERR(ipcp)) {
err = PTR_ERR(ipcp);
- /* the ipc lock is not held upon failure */
goto out_unlock1;
}
Patches currently in stable-queue which might be from davidlohr.bueso@xxxxxx are
queue-3.10/ipc-msg-introduce-lockless-functions-to-obtain-the-ipc-object.patch
queue-3.10/ipc-msg-shorten-critical-region-in-msgctl_down.patch
queue-3.10/ipc-remove-unused-functions.patch
queue-3.10/ipc-msg-introduce-msgctl_nolock.patch
queue-3.10/ipc-move-rcu-lock-out-of-ipc_addid.patch
queue-3.10/ipc-msg-shorten-critical-region-in-msgsnd.patch
queue-3.10/ipc-introduce-ipc-object-locking-helpers.patch
queue-3.10/ipc-msg-shorten-critical-region-in-msgrcv.patch
queue-3.10/ipc-msg-make-msgctl_nolock-lockless.patch
queue-3.10/ipc-move-locking-out-of-ipcctl_pre_down_nolock.patch
queue-3.10/ipc-close-open-coded-spin-lock-calls.patch
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