linux-kernel - [RFC PATCH 9/9] parisc: allocate sys

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Message-Id: <1440698215-8355-10-git-send-email-mathieu.desnoyers@efficios.com>
Date:	Thu, 27 Aug 2015 13:56:55 -0400
From:	Mathieu Desnoyers <mathieu.desnoyers@...icios.com>
To:	Andrew Morton <akpm@...ux-foundation.org>,
	linux-api@...r.kernel.org
Cc:	linux-kernel@...r.kernel.org,
	Mathieu Desnoyers <mathieu.desnoyers@...icios.com>,
	"James E.J. Bottomley" <jejb@...isc-linux.org>,
	Helge Deller <deller@....de>, linux-parisc@...r.kernel.org
Subject: [RFC PATCH 9/9] parisc: allocate sys_membarrier system call number

[ Untested on this architecture. To try it out: fetch linux-next/akpm,
  apply this patch, build/run a membarrier-enabled kernel, and do make
  kselftest. ]

Signed-off-by: Mathieu Desnoyers <mathieu.desnoyers@...icios.com>
CC: Andrew Morton <akpm@...ux-foundation.org>
CC: linux-api@...r.kernel.org
CC: "James E.J. Bottomley" <jejb@...isc-linux.org>
CC: Helge Deller <deller@....de>
CC: linux-parisc@...r.kernel.org
---
 arch/parisc/include/uapi/asm/unistd.h | 3 ++-
 arch/parisc/kernel/syscall_table.S    | 1 +
 2 files changed, 3 insertions(+), 1 deletion(-)

diff --git a/arch/parisc/include/uapi/asm/unistd.h b/arch/parisc/include/uapi/asm/unistd.h
index 2e639d7..dadcada 100644
--- a/arch/parisc/include/uapi/asm/unistd.h
+++ b/arch/parisc/include/uapi/asm/unistd.h
@@ -358,8 +358,9 @@
 #define __NR_memfd_create	(__NR_Linux + 340)
 #define __NR_bpf		(__NR_Linux + 341)
 #define __NR_execveat		(__NR_Linux + 342)
+#define __NR_membarrier		(__NR_Linux + 343)
 
-#define __NR_Linux_syscalls	(__NR_execveat + 1)
+#define __NR_Linux_syscalls	(__NR_membarrier + 1)
 
 
 #define __IGNORE_select		/* newselect */
diff --git a/arch/parisc/kernel/syscall_table.S b/arch/parisc/kernel/syscall_table.S
index 8eefb12..2faa43b 100644
--- a/arch/parisc/kernel/syscall_table.S
+++ b/arch/parisc/kernel/syscall_table.S
@@ -438,6 +438,7 @@
 	ENTRY_SAME(memfd_create)	/* 340 */
 	ENTRY_SAME(bpf)
 	ENTRY_COMP(execveat)
+	ENTRY_COMP(membarrier)
 
 
 .ifne (. - 90b) - (__NR_Linux_syscalls * (91b - 90b))
-- 
1.9.1

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