----- On Sep 7, 2015, at 12:15 PM, Mathieu Desnoyers mathieu.desnoyers@xxxxxxxxxxxx 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 <mathieu.desnoyers@xxxxxxxxxxxx> > CC: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx> > CC: linux-api@xxxxxxxxxxxxxxx > CC: Tony Luck <tony.luck@xxxxxxxxx> > CC: Fenghua Yu <fenghua.yu@xxxxxxxxx> > CC: linux-ia64@xxxxxxxxxxxxxxx > --- > 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 -- To unsubscribe from this list: send the line "unsubscribe linux-ia64" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
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