linux-kernel - [REVIEW][PATCH 07/11] ipc: Move IPCMNI from include/ipc.h into ipc/util.h

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Date:   Fri, 23 Mar 2018 14:16:10 -0500
From:   "Eric W. Biederman" <ebiederm@...ssion.com>
To:     Linux Containers <containers@...ts.linux-foundation.org>
Cc:     linux-kernel@...r.kernel.org, linux-api@...r.kernel.org,
        khlebnikov@...dex-team.ru, prakash.sangappa@...cle.com,
        luto@...nel.org, akpm@...ux-foundation.org, oleg@...hat.com,
        serge.hallyn@...ntu.com, esyr@...hat.com, jannh@...gle.com,
        linux-security-module@...r.kernel.org,
        Pavel Emelyanov <xemul@...nvz.org>,
        Nagarathnam Muthusamy <nagarathnam.muthusamy@...cle.com>,
        "Eric W. Biederman" <ebiederm@...ssion.com>
Subject: [REVIEW][PATCH 07/11] ipc: Move IPCMNI from include/ipc.h into ipc/util.h

The definition IPCMNI is only used in ipc/util.h and ipc/util.c.  So
there is no reason to keep it in a header file that the whole kernel
can see.  Move it into util.h to simplify future maintenance.

Signed-off-by: "Eric W. Biederman" <ebiederm@...ssion.com>
---
 include/linux/ipc.h | 2 --
 ipc/util.h          | 1 +
 2 files changed, 1 insertion(+), 2 deletions(-)

diff --git a/include/linux/ipc.h b/include/linux/ipc.h
index 821b2f260992..6cc2df7f7ac9 100644
--- a/include/linux/ipc.h
+++ b/include/linux/ipc.h
@@ -8,8 +8,6 @@
 #include <uapi/linux/ipc.h>
 #include <linux/refcount.h>
 
-#define IPCMNI 32768  /* <= MAX_INT limit for ipc arrays (including sysctl changes) */
-
 /* used by in-kernel data structures */
 struct kern_ipc_perm {
 	spinlock_t	lock;
diff --git a/ipc/util.h b/ipc/util.h
index 89b8ec176fc4..959c10eb9cc1 100644
--- a/ipc/util.h
+++ b/ipc/util.h
@@ -15,6 +15,7 @@
 #include <linux/err.h>
 #include <linux/ipc_namespace.h>
 
+#define IPCMNI 32768  /* <= MAX_INT limit for ipc arrays (including sysctl changes) */
 #define SEQ_MULTIPLIER	(IPCMNI)
 
 int sem_init(void);
-- 
2.14.1