Re: [PATCH -v4] crypto: Add PCLMULQDQ accelerated GHASHimplementation

From: Ingo Molnar
Date: Mon Nov 02 2009 - 09:33:26 EST



* Herbert Xu <herbert@xxxxxxxxxxxxxxxxxxx> wrote:

> On Mon, Nov 02, 2009 at 08:50:39AM +0100, Ingo Molnar wrote:
> >
> > A cleanup request: mind creating two macros for this PSHUFB MMX/SSE
> > instruction in arch/x86/include/asm/i387.h, instead of open-coding the
> > .byte sequences in ~6 places?
>
> I had a go at doing that, but it seems that i387.h isn't really meant
> to be included in an asm file at this point :)

Please use the standard construct and put an #ifndef __ASSEMBLY__ around
it.

> > ( After the .33 merge window we'll collect such instruction format
> > knowledge in arch/x86/include/asm/inst.h. That file is not upstream
> > yet so i387.h will do for now for FPU/SSE instructions. )
>
> I'm happy to revisit this once inst.h exists.

No reason to not do most of the change first though, the way i suggested
it.

Ingo
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/