From mboxrd@z Thu Jan  1 00:00:00 1970
From: Chen Gang <gang.chen@asianux.com>
Subject: Re: [PATCH] arch: xtensa: include: asm: compiling issue, need cmpxchg64()
 defined.
Date: Tue, 28 May 2013 12:57:15 +0800
Message-ID: <51A4392B.5090402@asianux.com>
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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>

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> wr=
ote:
>>
>> 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 =A1=AEcmpxchg64=A1=AF [-Werror=3Dimplicit-function-declaratio=
n]
>>
>> Signed-off-by: Chen Gang <gang.chen@asianux.com>
>> ---
>>  arch/xtensa/include/asm/cmpxchg.h |    1 +
>>  1 files changed, 1 insertions(+), 0 deletions(-)
>=20
> Taken to the xtensa-fixes tree. Thanks.
>=20

Thank you too.

--=20
Chen Gang

Asianux Corporation