[PATCH v2] crypto/arm: accelerated SHA-512 using ARM generic ASM and NEON

[Ard Biesheuvel]

> On 10 apr. 2015, at 22:08, Arnd Bergmann <arnd at arndb.de> wrote:
> 
>> On Friday 10 April 2015 16:29:08 Ard Biesheuvel wrote:
>> +#if __ARM_MAX_ARCH__>=7
>> +.arch  armv7-a
>> +.fpu   neon
>> +
> 
> This will cause a build failure on an ARMv7-M build, which is incompatible
> with .arch  armv7-a and .fpu   neon.
> 

The neon part depends on CONFIG_KERNEL_MODE_NEON, which would never be set for that platform, I suppose