From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752998AbbH0TIH (ORCPT ); Thu, 27 Aug 2015 15:08:07 -0400 Received: from mail.efficios.com ([78.47.125.74]:47160 "EHLO mail.efficios.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751276AbbH0TIG (ORCPT ); Thu, 27 Aug 2015 15:08:06 -0400 From: Mathieu Desnoyers To: Andrew Morton , linux-api@vger.kernel.org Cc: linux-kernel@vger.kernel.org, Mathieu Desnoyers , Richard Henderson , Ivan Kokshaysky , Matt Turner , linux-alpha@vger.kernel.org Subject: [RFC PATCH v2] alpha: allocate sys_membarrier system call number Date: Thu, 27 Aug 2015 15:07:43 -0400 Message-Id: <1440702463-9314-1-git-send-email-mathieu.desnoyers@efficios.com> X-Mailer: git-send-email 2.1.4 In-Reply-To: References: Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org [ 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 CC: Andrew Morton CC: linux-api@vger.kernel.org CC: Richard Henderson CC: Ivan Kokshaysky CC: Matt Turner CC: linux-alpha@vger.kernel.org --- arch/alpha/include/asm/unistd.h | 2 +- arch/alpha/include/uapi/asm/unistd.h | 1 + arch/alpha/kernel/systbls.S | 1 + 3 files changed, 3 insertions(+), 1 deletion(-) diff --git a/arch/alpha/include/asm/unistd.h b/arch/alpha/include/asm/unistd.h index a56e608..07aa4ca 100644 --- a/arch/alpha/include/asm/unistd.h +++ b/arch/alpha/include/asm/unistd.h @@ -3,7 +3,7 @@ #include -#define NR_SYSCALLS 514 +#define NR_SYSCALLS 515 #define __ARCH_WANT_OLD_READDIR #define __ARCH_WANT_STAT64 diff --git a/arch/alpha/include/uapi/asm/unistd.h b/arch/alpha/include/uapi/asm/unistd.h index aa33bf5..7725619 100644 --- a/arch/alpha/include/uapi/asm/unistd.h +++ b/arch/alpha/include/uapi/asm/unistd.h @@ -475,5 +475,6 @@ #define __NR_getrandom 511 #define __NR_memfd_create 512 #define __NR_execveat 513 +#define __NR_membarrier 514 #endif /* _UAPI_ALPHA_UNISTD_H */ diff --git a/arch/alpha/kernel/systbls.S b/arch/alpha/kernel/systbls.S index 9b62e3f..1ea64f4 100644 --- a/arch/alpha/kernel/systbls.S +++ b/arch/alpha/kernel/systbls.S @@ -532,6 +532,7 @@ sys_call_table: .quad sys_getrandom .quad sys_memfd_create .quad sys_execveat + .quad sys_membarrier .size sys_call_table, . - sys_call_table .type sys_call_table, @object -- 1.9.1