Messages in this thread Patch in this message | | | Date | Wed, 16 Sep 2015 15:17:32 +0000 (UTC) | From | Mathieu Desnoyers <> | Subject | Re: [RFC PATCH v2 5/9] alpha: allocate sys_membarrier system call number |
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----- On Sep 7, 2015, at 12:15 PM, Mathieu Desnoyers mathieu.desnoyers@efficios.com 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. sys_membarrier can therefore be tested on top of Linus' master.
Thanks,
Mathieu
> > Signed-off-by: Mathieu Desnoyers <mathieu.desnoyers@efficios.com> > CC: Andrew Morton <akpm@linux-foundation.org> > CC: linux-api@vger.kernel.org > CC: Richard Henderson <rth@twiddle.net> > CC: Ivan Kokshaysky <ink@jurassic.park.msu.ru> > CC: Matt Turner <mattst88@gmail.com> > 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 <uapi/asm/unistd.h> > > -#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
-- Mathieu Desnoyers EfficiOS Inc. http://www.efficios.com
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