From mboxrd@z Thu Jan 1 00:00:00 1970 From: Mathieu Desnoyers Subject: Re: [RFC PATCH v2 8/9] ia64: allocate sys_membarrier system call number Date: Wed, 16 Sep 2015 15:19:12 +0000 (UTC) Message-ID: <1791895548.9335.1442416752623.JavaMail.zimbra@efficios.com> References: <1441642556-30972-1-git-send-email-mathieu.desnoyers@efficios.com> <1441642556-30972-9-git-send-email-mathieu.desnoyers@efficios.com> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <1441642556-30972-9-git-send-email-mathieu.desnoyers-vg+e7yoeK/dWk0Htik3J/w@public.gmane.org> Sender: linux-api-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: Tony Luck , Fenghua Yu , linux-ia64-u79uwXL29TY76Z2rM5mHXA@public.gmane.org Cc: linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, Andrew Morton , linux-api List-Id: linux-api@vger.kernel.org ----- On Sep 7, 2015, at 12:15 PM, Mathieu Desnoyers mathieu.desnoyers-vg+e7yoeK/dWk0Htik3J/w@public.gmane.org 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. ] Hi, sys_membarrier has been merged into Linux 4.3-rc1. It can therefore be tested on top of Linus' master. Thanks, Mathieu > > Signed-off-by: Mathieu Desnoyers > CC: Andrew Morton > CC: linux-api-u79uwXL29TY76Z2rM5mHXA@public.gmane.org > CC: Tony Luck > CC: Fenghua Yu > CC: linux-ia64-u79uwXL29TY76Z2rM5mHXA@public.gmane.org > --- > arch/ia64/include/asm/unistd.h | 2 +- > arch/ia64/include/uapi/asm/unistd.h | 1 + > arch/ia64/kernel/entry.S | 1 + > 3 files changed, 3 insertions(+), 1 deletion(-) > > diff --git a/arch/ia64/include/asm/unistd.h b/arch/ia64/include/asm/unistd.h > index 95c39b9..1d54e17 100644 > --- a/arch/ia64/include/asm/unistd.h > +++ b/arch/ia64/include/asm/unistd.h > @@ -11,7 +11,7 @@ > > > > -#define NR_syscalls 319 /* length of syscall table */ > +#define NR_syscalls 320 /* length of syscall table */ > > /* > * The following defines stop scripts/checksyscalls.sh from complaining about > diff --git a/arch/ia64/include/uapi/asm/unistd.h > b/arch/ia64/include/uapi/asm/unistd.h > index 4610795..b7aae55 100644 > --- a/arch/ia64/include/uapi/asm/unistd.h > +++ b/arch/ia64/include/uapi/asm/unistd.h > @@ -332,5 +332,6 @@ > #define __NR_memfd_create 1340 > #define __NR_bpf 1341 > #define __NR_execveat 1342 > +#define __NR_membarrier 1343 > > #endif /* _UAPI_ASM_IA64_UNISTD_H */ > diff --git a/arch/ia64/kernel/entry.S b/arch/ia64/kernel/entry.S > index ae0de7b..1ce01f9 100644 > --- a/arch/ia64/kernel/entry.S > +++ b/arch/ia64/kernel/entry.S > @@ -1768,5 +1768,6 @@ sys_call_table: > data8 sys_memfd_create // 1340 > data8 sys_bpf > data8 sys_execveat > + data8 sys_membarrier > > .org sys_call_table + 8*NR_syscalls // guard against failures to increase > NR_syscalls > -- > 1.9.1 -- Mathieu Desnoyers EfficiOS Inc. http://www.efficios.com