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From: Richard Henderson <rth@twiddle.net>
To: Will Deacon <will.deacon@arm.com>,
	linux-arch@vger.kernel.org, linux-kernel@vger.kernel.org
Cc: arnd@arndb.de, monstr@monstr.eu, dhowells@redhat.com,
	broonie@linaro.org, benh@kernel.crashing.org,
	peterz@infradead.org, paulmck@linux.vnet.ibm.com,
	Ivan Kokshaysky <ink@jurassic.park.msu.ru>,
	Matt Turner <mattst88@gmail.com>
Subject: Re: [PATCH v2 05/18] alpha: io: implement relaxed accessor macros for writes
Date: Thu, 22 May 2014 11:15:35 -0700	[thread overview]
Message-ID: <537E3EC7.1030904@twiddle.net> (raw)
In-Reply-To: <1400777250-17335-6-git-send-email-will.deacon@arm.com>

On 05/22/2014 09:47 AM, Will Deacon wrote:
> write{b,w,l,q}_relaxed are implemented by some architectures in order to
> permit memory-mapped I/O writes with weaker barrier semantics than the
> non-relaxed variants.
> 
> This patch implements these write macros for Alpha, in the same vein as
> the relaxed read macros, which are already implemented.
> 
> Cc: Richard Henderson <rth@twiddle.net>
> Cc: Ivan Kokshaysky <ink@jurassic.park.msu.ru>
> Cc: Matt Turner <mattst88@gmail.com>
> Signed-off-by: Will Deacon <will.deacon@arm.com>
> ---
>  arch/alpha/include/asm/io.h | 12 ++++++++----
>  1 file changed, 8 insertions(+), 4 deletions(-)

Acked-by: Richard Henderson <rth@twiddle.net>


r~

  reply	other threads:[~2014-05-22 18:15 UTC|newest]

Thread overview: 43+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-05-22 16:47 [PATCH v2 00/18] Cross-architecture definitions of relaxed MMIO accessors Will Deacon
2014-05-22 16:47 ` [PATCH v2 01/18] asm-generic: io: implement relaxed accessor macros as conditional wrappers Will Deacon
2014-05-22 16:47 ` [PATCH v2 02/18] microblaze: io: remove dummy relaxed accessor macros Will Deacon
2014-05-22 16:47 ` [PATCH v2 03/18] s390: io: remove dummy relaxed accessor macros for reads Will Deacon
2014-05-22 16:47 ` [PATCH v2 04/18] xtensa: " Will Deacon
2014-05-22 16:47 ` [PATCH v2 05/18] alpha: io: implement relaxed accessor macros for writes Will Deacon
2014-05-22 18:15   ` Richard Henderson [this message]
2014-05-22 16:47 ` [PATCH v2 06/18] frv: io: implement dummy " Will Deacon
2014-05-22 16:47 ` [PATCH v2 07/18] cris: " Will Deacon
2014-05-22 16:47 ` [PATCH v2 08/18] ia64: " Will Deacon
2014-05-22 16:47 ` [PATCH v2 09/18] m32r: " Will Deacon
2014-05-22 16:47 ` [PATCH v2 10/18] m68k: " Will Deacon
2014-05-22 16:47 ` [PATCH v2 11/18] mn10300: " Will Deacon
2014-05-22 16:47 ` [PATCH v2 12/18] parisc: " Will Deacon
2014-05-22 16:47 ` [PATCH v2 13/18] powerpc: " Will Deacon
2014-05-22 16:47 ` [PATCH v2 14/18] sparc: " Will Deacon
2014-05-22 18:18   ` Sam Ravnborg
2014-05-23 14:38     ` Will Deacon
2014-05-30  0:10       ` David Miller
2014-05-22 16:47 ` [PATCH v2 15/18] tile: " Will Deacon
2014-05-22 16:47 ` [PATCH v2 16/18] x86: " Will Deacon
2014-05-22 17:15   ` H. Peter Anvin
2014-05-23 14:46     ` Will Deacon
2014-05-23 14:53       ` H. Peter Anvin
2014-05-23 14:57         ` Will Deacon
2014-05-23 15:20           ` H. Peter Anvin
2014-05-23 15:34             ` Will Deacon
2014-05-23 15:43               ` H. Peter Anvin
2014-05-23 15:56                 ` Peter Zijlstra
2014-05-23 16:12                   ` H. Peter Anvin
2014-05-23 16:21                     ` Peter Zijlstra
2014-05-23 16:31                   ` Geert Uytterhoeven
2014-05-23 16:35                     ` H. Peter Anvin
2014-05-22 16:47 ` [PATCH v2 17/18] documentation: memory-barriers: clarify relaxed io accessor semantics Will Deacon
2014-05-22 16:47 ` [PATCH v2 18/18] asm-generic: io: define relaxed accessor macros unconditionally Will Deacon
2014-05-25 21:46 ` [PATCH v2 00/18] Cross-architecture definitions of relaxed MMIO accessors Benjamin Herrenschmidt
2014-05-27 19:32   ` Will Deacon
2014-05-27 20:21     ` Benjamin Herrenschmidt
2014-05-27 20:32       ` Will Deacon
2014-05-25 21:47 ` Benjamin Herrenschmidt
2014-05-27 19:34   ` Will Deacon
2014-05-27 20:23     ` Benjamin Herrenschmidt
2014-05-27 20:34       ` Will Deacon

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