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Subject[tip:x86/x32] uapi: Use __kernel_long_t in struct msgbuf
Commit-ID:  443d5670f77aab121cb95f45da60f0aad390bcb5
Gitweb: http://git.kernel.org/tip/443d5670f77aab121cb95f45da60f0aad390bcb5
Author: H.J. Lu <hjl.tools@gmail.com>
AuthorDate: Fri, 27 Dec 2013 14:14:20 -0800
Committer: H. Peter Anvin <hpa@zytor.com>
CommitDate: Mon, 20 Jan 2014 14:44:50 -0800

uapi: Use __kernel_long_t in struct msgbuf

x32 msgsnd/msgrcv system calls are the same as x86-64 msgsnd/msgrcv system
calls, which use 64-bit integer for long in struct msgbuf . But x32 long
is 32 bit. This patch replaces long in struct msgbuf with __kernel_long_t.

Signed-off-by: H.J. Lu <hjl.tools@gmail.com>
Link: http://lkml.kernel.org/r/1388182464-28428-5-git-send-email-hjl.tools@gmail.com
Signed-off-by: H. Peter Anvin <hpa@zytor.com>
---
include/uapi/linux/msg.h | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/include/uapi/linux/msg.h b/include/uapi/linux/msg.h
index 22d95c6..a703755 100644
--- a/include/uapi/linux/msg.h
+++ b/include/uapi/linux/msg.h
@@ -34,8 +34,8 @@ struct msqid_ds {

/* message buffer for msgsnd and msgrcv calls */
struct msgbuf {
- long mtype; /* type of message */
- char mtext[1]; /* message text */
+ __kernel_long_t mtype; /* type of message */
+ char mtext[1]; /* message text */
};

/* buffer for msgctl calls IPC_INFO, MSG_INFO */

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