From: Michael Ellerman <mpe@ellerman.id.au>
To: Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
Cc: Andrew Morton <akpm@linux-foundation.org>,
linux-api@vger.kernel.org, linux-kernel@vger.kernel.org,
Benjamin Herrenschmidt <benh@kernel.crashing.org>,
Paul Mackerras <paulus@samba.org>,
linuxppc-dev@lists.ozlabs.org
Subject: Re: [RFC PATCH 1/9] powerpc: allocate sys_membarrier system call number
Date: Mon, 31 Aug 2015 16:54:05 +1000 [thread overview]
Message-ID: <1441004045.5735.8.camel@ellerman.id.au> (raw)
In-Reply-To: <1440698215-8355-2-git-send-email-mathieu.desnoyers@efficios.com>
On Thu, 2015-08-27 at 13:56 -0400, Mathieu Desnoyers wrote:
> Allow it to be used from SPU, since it should not have unwanted
> side-effects.
>
> [ 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 <mathieu.desnoyers@efficios.com>
> CC: Andrew Morton <akpm@linux-foundation.org>
> CC: linux-api@vger.kernel.org
> CC: Benjamin Herrenschmidt <benh@kernel.crashing.org>
> CC: Paul Mackerras <paulus@samba.org>
> CC: Michael Ellerman <mpe@ellerman.id.au>
> CC: linuxppc-dev@lists.ozlabs.org
Thanks.
I get:
$ ./membarrier_test
membarrier MEMBARRIER_CMD_QUERY syscall available.
membarrier: MEMBARRIER_CMD_SHARED success.
membarrier: tests done!
Which looks good.
Assuming the membarrier support hits 4.3, I'll take this via my tree for 4.3
also.
cheers
next prev parent reply other threads:[~2015-08-31 6:54 UTC|newest]
Thread overview: 25+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-08-27 17:56 [RFC PATCH 0/9] allocate sys_membarrier system call number on major archs Mathieu Desnoyers
2015-08-27 17:56 ` [RFC PATCH 1/9] powerpc: allocate sys_membarrier system call number Mathieu Desnoyers
2015-08-31 6:54 ` Michael Ellerman [this message]
2015-08-31 15:32 ` Mathieu Desnoyers
2015-09-01 1:00 ` Michael Ellerman
2015-08-27 17:56 ` [RFC PATCH 2/9] arm: " Mathieu Desnoyers
2015-08-27 22:51 ` Russell King - ARM Linux
2015-08-27 23:16 ` Mathieu Desnoyers
2015-08-27 17:56 ` [RFC PATCH 3/9] arm64: " Mathieu Desnoyers
2015-09-02 10:10 ` Will Deacon
2015-09-03 15:38 ` Mathieu Desnoyers
2015-08-27 17:56 ` [RFC PATCH 4/9] mips: " Mathieu Desnoyers
2015-08-28 7:40 ` Ralf Baechle
2015-08-28 14:06 ` Mathieu Desnoyers
2015-08-27 17:56 ` [RFC PATCH 5/9] s390/s390x: " Mathieu Desnoyers
2015-08-27 17:56 ` [RFC PATCH 6/9] sparc/sparc64: " Mathieu Desnoyers
2015-08-27 23:16 ` David Miller
2015-08-27 17:56 ` [RFC PATCH 7/9] alpha: " Mathieu Desnoyers
2015-08-27 18:34 ` Matt Turner
2015-08-27 19:06 ` Mathieu Desnoyers
2015-08-27 19:07 ` [RFC PATCH v2] " Mathieu Desnoyers
2015-08-27 17:56 ` [RFC PATCH 8/9] ia64: " Mathieu Desnoyers
2015-08-27 17:56 ` [RFC PATCH 9/9] parisc: " Mathieu Desnoyers
2015-09-03 12:26 ` Helge Deller
2015-09-03 15:41 ` Mathieu Desnoyers
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