From: Chen Gang <gang.chen@asianux.com>
To: Max Filippov <jcmvbkbc@gmail.com>
Cc: chris@zankel.net, linux-xtensa@linux-xtensa.org,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
Linux-Arch <linux-arch@vger.kernel.org>
Subject: Re: [PATCH] arch: xtensa: include: asm: compiling issue, need cmpxchg64() defined.
Date: Tue, 28 May 2013 12:57:15 +0800 [thread overview]
Message-ID: <51A4392B.5090402@asianux.com> (raw)
In-Reply-To: <CAMo8BfKmZjH5ysA=d9xpDAR8kb_WoXFinBQ9nMMGRLmnpjQYcA@mail.gmail.com>
On 05/28/2013 12:19 AM, Max Filippov wrote:
> On Mon, May 27, 2013 at 3:57 PM, Chen Gang <gang.chen@asianux.com> wrote:
>>
>> When compiling with 'allmodconfig', some of drivers need cmpxchg64(),
>> xtensa does not supply 64-bit implementation for 'xchg', so use the
>> 'generic' implementation.
>>
>> e.g. (for next-20130527 tree):
>> drivers/block/blockconsole.c:164:2: error: implicit declaration of function ‘cmpxchg64’ [-Werror=implicit-function-declaration]
>>
>> Signed-off-by: Chen Gang <gang.chen@asianux.com>
>> ---
>> arch/xtensa/include/asm/cmpxchg.h | 1 +
>> 1 files changed, 1 insertions(+), 0 deletions(-)
>
> Taken to the xtensa-fixes tree. Thanks.
>
Thank you too.
--
Chen Gang
Asianux Corporation
prev parent reply other threads:[~2013-05-28 4:58 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-05-27 11:57 [PATCH] arch: xtensa: include: asm: compiling issue, need cmpxchg64() defined Chen Gang
2013-05-27 16:19 ` Max Filippov
2013-05-28 4:57 ` Chen Gang [this message]
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