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Message-Id: <649a5110365ed1bac99b91eb88e65425eb61ca29.1428953303.git.philipp.tomsich@theobroma-systems.com>
Date: Mon, 13 Apr 2015 21:44:30 +0200
From: Philipp Tomsich <philipp.tomsich@...obroma-systems.com>
To: linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org
Cc: Philipp Tomsich <philipp.tomsich@...obroma-systems.com>,
Andrew Pinski <apinski@...ium.com>,
Christoph Muellner <christoph.muellner@...obroma-systems.com>,
Benedikt Huber <benedikt.huber@...obroma-systems.com>,
Andreas Kraschitzer <andreas.kraschitzer@...obroma-systems.com>,
Kumar Sankaran <ksankaran@....com>,
Catalin Marinas <catalin.marinas@....com>
Subject: [PATCH v4 20/24] arm64:ilp32: use compat-syscalls for msgsnd and msgrcv for ILP32
msgsnd and msgrcv require the compat-layer, as they are defined to
use data structures with a 'long' (32bit in ILP32, 64bit in LP64)
element.
Signed-off-by: Philipp Tomsich <philipp.tomsich@...obroma-systems.com>
Signed-off-by: Christoph Muellner <christoph.muellner@...obroma-systems.com>
---
arch/arm64/kernel/sys_ilp32.c | 9 ++++++++-
1 file changed, 8 insertions(+), 1 deletion(-)
diff --git a/arch/arm64/kernel/sys_ilp32.c b/arch/arm64/kernel/sys_ilp32.c
index 06c05ce..3471f27 100644
--- a/arch/arm64/kernel/sys_ilp32.c
+++ b/arch/arm64/kernel/sys_ilp32.c
@@ -1,9 +1,12 @@
/*
- * AArch64- ILP32 specific system calls implementation
+ * AArch64: ILP32 specific system calls implementation
*
* Copyright (C) 2013 Cavium Inc.
* Author: Andrew Pinski <apinski@...ium.com>
*
+ * Copyright (C) 2014 Theobroma Systems GmbH
+ * <philipp.tomsich@...obroma-systems.com>
+ *
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
@@ -50,6 +53,10 @@
/* Ptrace has some structures which are different between ILP32 and LP64 */
#define sys_ptrace compat_sys_ptrace
+/* message type is 64bit in LP64 and 32bit in ILP32 */
+#define sys_msgsnd compat_sys_msgsnd
+#define sys_msgrcv compat_sys_msgrcv
+
/* struct msghdr */
#define sys_recvfrom compat_sys_recvfrom
#define sys_recvmmsg compat_sys_recvmmsg
--
1.9.1
--
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