linux-kernel - [RFC v16][PATCH 39/43] c/r (ipc): export interface from ipc/sem.c to cleanup ipc sem

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Message-Id: <1243445589-32388-40-git-send-email-orenl@cs.columbia.edu>
Date:	Wed, 27 May 2009 13:33:05 -0400
From:	Oren Laadan <orenl@...columbia.edu>
To:	Andrew Morton <akpm@...ux-foundation.org>
Cc:	Linus Torvalds <torvalds@...l.org>,
	containers@...ts.linux-foundation.org,
	linux-kernel@...r.kernel.org, linux-mm@...ck.org,
	linux-api@...r.kernel.org, Serge Hallyn <serue@...ibm.com>,
	Dave Hansen <dave@...ux.vnet.ibm.com>,
	Ingo Molnar <mingo@...e.hu>, "H. Peter Anvin" <hpa@...or.com>,
	Alexander Viro <viro@...iv.linux.org.uk>,
	Pavel Emelyanov <xemul@...nvz.org>,
	Alexey Dobriyan <adobriyan@...il.com>,
	Oren Laadan <orenl@...columbia.edu>
Subject: [RFC v16][PATCH 39/43] c/r (ipc): export interface from ipc/sem.c to cleanup ipc sem

Export freeary() which will be used in the next patch during restart
to cleanup an ipc sem.

Signed-off-by: Oren Laadan <orenl@...columbia.edu>
---
 ipc/sem.c  |    3 +--
 ipc/util.h |    1 +
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/ipc/sem.c b/ipc/sem.c
index 207dbbb..c60076e 100644
--- a/ipc/sem.c
+++ b/ipc/sem.c
@@ -93,7 +93,6 @@
 #define sem_checkid(sma, semid)	ipc_checkid(&sma->sem_perm, semid)
 
 static int newary(struct ipc_namespace *, struct ipc_params *, int);
-static void freeary(struct ipc_namespace *, struct kern_ipc_perm *);
 #ifdef CONFIG_PROC_FS
 static int sysvipc_sem_proc_show(struct seq_file *s, void *it);
 #endif
@@ -521,7 +520,7 @@ static void free_un(struct rcu_head *head)
  * as a writer and the spinlock for this semaphore set hold. sem_ids.rw_mutex
  * remains locked on exit.
  */
-static void freeary(struct ipc_namespace *ns, struct kern_ipc_perm *ipcp)
+void freeary(struct ipc_namespace *ns, struct kern_ipc_perm *ipcp)
 {
 	struct sem_undo *un, *tu;
 	struct sem_queue *q, *tq;
diff --git a/ipc/util.h b/ipc/util.h
index 2a05fb3..347ffb2 100644
--- a/ipc/util.h
+++ b/ipc/util.h
@@ -185,6 +185,7 @@ int ipcget(struct ipc_namespace *ns, struct ipc_ids *ids,
 extern int do_shmget(key_t key, size_t size, int shmflg, int req_id);
 extern int do_msgget(key_t key, int msgflg, int req_id);
 extern void freeque(struct ipc_namespace *ns, struct kern_ipc_perm *ipcp);
+extern void freeary(struct ipc_namespace *, struct kern_ipc_perm *);
 
 extern void do_shm_rmid(struct ipc_namespace *ns, struct kern_ipc_perm *ipcp);
 
-- 
1.6.0.4

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