From: Daniel Thompson <daniel.thompson@linaro.org>
To: Geert Uytterhoeven <geert@linux-m68k.org>
Cc: Arnd Bergmann <arnd@arndb.de>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
"patches@linaro.org" <patches@linaro.org>,
linaro-kernel <linaro-kernel@lists.linaro.org>,
Will Deacon <will.deacon@arm.com>,
Linux-Arch <linux-arch@vger.kernel.org>
Subject: Re: [PATCH] asm-generic/io.h: Implement read[bwlq]_relaxed()
Date: Tue, 09 Sep 2014 14:11:53 +0100 [thread overview]
Message-ID: <540EFC99.3040100@linaro.org> (raw)
In-Reply-To: <CAMuHMdWvyfPxHKWD3MkgDQRaf4xQUzVq561C1BHiNC_stQ-Rqw@mail.gmail.com>
On 09/09/14 13:31, Geert Uytterhoeven wrote:
> Hi Daniel,
>
> On Tue, Sep 9, 2014 at 2:12 PM, Daniel Thompson
> <daniel.thompson@linaro.org> wrote:
>> Currently the read[bwlq]_relaxed() family are implemented on every
>> architecture except blackfin, m68k[1], metag, openrisc, s390[2] and
>> score. Increasingly drivers are being optimized to exploit relaxed
>> reads putting these architectures at risk of compilation failures for
>> shared drivers.
>>
>> This patch addresses this by providing implementations of
>> read[bwlq]_relaxed() that are identical to the equivalent read[bwlq]().
>> All the above architectures include asm-generic/io.h .
>
> m68k does not include asm-generic/io.h.
Looking back through my command history I can't figure out how I made
this mistake.
I will change the comment.
For the record I have also just double checked blackfin, metag,
openrisc, s390 and score and these really do use asm-generic/io.h .
Daniel.
prev parent reply other threads:[~2014-09-09 13:11 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-09-09 12:12 [PATCH] asm-generic/io.h: Implement read[bwlq]_relaxed() Daniel Thompson
2014-09-09 12:28 ` Will Deacon
2014-09-09 13:03 ` Daniel Thompson
2014-09-09 13:14 ` Daniel Thompson
2014-09-09 13:14 ` Daniel Thompson
2014-09-09 14:15 ` Will Deacon
2014-09-09 14:51 ` Daniel Thompson
2014-09-09 12:31 ` Geert Uytterhoeven
2014-09-09 13:11 ` Daniel Thompson [this message]
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