Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752746AbbH0Sem (ORCPT ); Thu, 27 Aug 2015 14:34:42 -0400 Received: from mail-yk0-f179.google.com ([209.85.160.179]:34445 "EHLO mail-yk0-f179.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751231AbbH0Sek (ORCPT ); Thu, 27 Aug 2015 14:34:40 -0400 MIME-Version: 1.0 In-Reply-To: <1440698215-8355-8-git-send-email-mathieu.desnoyers@efficios.com> References: <1440698215-8355-1-git-send-email-mathieu.desnoyers@efficios.com> <1440698215-8355-8-git-send-email-mathieu.desnoyers@efficios.com> From: Matt Turner Date: Thu, 27 Aug 2015 11:34:20 -0700 Message-ID: Subject: Re: [RFC PATCH 7/9] alpha: allocate sys_membarrier system call number To: Mathieu Desnoyers Cc: Andrew Morton , linux-api@vger.kernel.org, LKML , Richard Henderson , Ivan Kokshaysky , linux-alpha Content-Type: text/plain; charset=UTF-8 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1940 Lines: 52 On Thu, Aug 27, 2015 at 10:56 AM, Mathieu Desnoyers wrote: > [ 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/uapi/asm/unistd.h | 1 + > arch/alpha/kernel/systbls.S | 1 + > 2 files changed, 2 insertions(+) > > 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 NR_SYSCALLS in arch/alpha/include/asm/unistd.h needs to be updated as well. > > #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 > -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/