Re: [Xen-devel] [PATCH 13/17] xen: arm64: asm: remove redundant "cc" clobbers

[Julien Grall <julien.grall@xxxxxxxxxx>]

On 03/20/2014 03:46 PM, Ian Campbell wrote:
> This resyncs atomics and cmpxchgs with Linux v3.14-rc7 by importing:
> commit 95c4189689f92fba7ecf9097173404d4928c6e9b
> Author: Will Deacon <will.deacon@xxxxxxx>
> Date:   Tue Feb 4 12:29:13 2014 +0000
> 
>     arm64: asm: remove redundant "cc" clobbers
> 
>     cbnz/tbnz don't update the condition flags, so remove the "cc" clobbers
>     from inline asm blocks that only use these instructions to implement
>     conditional branches.
> 
>     Signed-off-by: Will Deacon <will.deacon@xxxxxxx>
>     Signed-off-by: Catalin Marinas <catalin.marinas@xxxxxxx>
> 
> Signed-off-by: Ian Campbell <ian.campbell@xxxxxxxxxx>
Acked-by: Julien Grall <julien.grall@xxxxxxxxxx>

-- 
Julien Grall

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