Re: [RFC V6 3/3] arm64:add bitrev.h file to support rbit instruction

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On 3 November 2014 03:17, Wang, Yalin <Yalin.Wang@xxxxxxxxxxxxxx> wrote:
>> From: Will Deacon [mailto:will.deacon@xxxxxxx]
>> > +#ifndef __ASM_ARM64_BITREV_H
>> > +#define __ASM_ARM64_BITREV_H
>>
>> Really minor nit, but we don't tend to include 'ARM64' in our header guards,
>> so this should just be __ASM_BITREV_H.
>>
>> With that change,
>>
>>   Acked-by: Will Deacon <will.deacon@xxxxxxx>
>>
> I have send the patch to the patch system:
> http://www.arm.linux.org.uk/developer/patches/search.php?uid=4025
>
> 8187/1 8188/1 8189/1
>
> Just remind you that , should also cherry-pick Joe Perches's
> 2 patches:
> [PATCH] 6fire: Convert byte_rev_table uses to bitrev8
> [PATCH] carl9170: Convert byte_rev_table uses to bitrev8
>
> To make sure there is no build error when build these 2 drivers.
>

If this is the case, I suggest you update patch 8187/1 to retain the
byte_rev_table symbol, even in the accelerated case, and remove it
with a followup patch once Joe's patches have landed upstream. Also, a
link to the patches would be nice, and perhaps a bit of explanation
how/when they are expected to be merged.

-- 
Ard.

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