Re: [PATCH 1/4] MIPS: Use copy_s.fmt rather than copy_u.fmt

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On Fri, Apr 15, 2016 at 10:07:23AM +0100, James Hogan wrote:

> From: Paul Burton <paul.burton@xxxxxxxxxx>
> 
> In revision 1.12 of the MSA specification, the copy_u.w instruction has
> been removed for MIPS32 & the copy_u.d instruction has been removed for
> MIPS64. Newer toolchains (eg. Codescape SDK essentials 2015.10) will
> complain about this like so:
> 
> arch/mips/kernel/r4k_fpu.S:290: Error: opcode not supported on this
> processor: mips32r2 (mips32r2) `copy_u.w $1,$w26[3]'
> 
> Since we always copy to the width of a GPR, simply use copy_s instead of
> copy_u to fix this.
> 
> Signed-off-by: Paul Burton <paul.burton@xxxxxxxxxx>
> Signed-off-by: James Hogan <james.hogan@xxxxxxxxxx>
> Cc: Ralf Baechle <ralf@xxxxxxxxxxxxxx>
> Cc: linux-mips@xxxxxxxxxxxxxx
> Cc: <stable@xxxxxxxxxxxxxxx> # 4.1.x-

Looking good but seems to apply only to 4.3+

  Ralf
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