linux-kernel - Re: [PATCH v3 6/6 UPDATE] x86, mm: Support huge KVA mappings on x86

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Message-ID: <1425512272.17007.272.camel@misato.fc.hp.com>
Date:	Wed, 04 Mar 2015 16:37:52 -0700
From:	Toshi Kani <toshi.kani@...com>
To:	Paul Bolle <pebolle@...cali.nl>
Cc:	akpm@...ux-foundation.org, hpa@...or.com, tglx@...utronix.de,
	mingo@...hat.com, arnd@...db.de, linux-mm@...ck.org,
	x86@...nel.org, linux-kernel@...r.kernel.org,
	dave.hansen@...el.com, Elliott@...com
Subject: Re: [PATCH v3 6/6 UPDATE] x86, mm: Support huge KVA mappings on x86

On Thu, 2015-03-05 at 00:31 +0100, Paul Bolle wrote:
> Toshi Kani schreef op di 03-03-2015 om 16:48 [-0700]:
> > --- a/arch/x86/Kconfig
> > +++ b/arch/x86/Kconfig
> > @@ -99,6 +99,7 @@ config X86
> >  	select IRQ_FORCED_THREADING
> >  	select HAVE_BPF_JIT if X86_64
> >  	select HAVE_ARCH_TRANSPARENT_HUGEPAGE
> > +	select HAVE_ARCH_HUGE_VMAP if X86_64 || (X86_32 && X86_PAE)
> 
> Minor nit: X86_PAE depends on X86_32, so I think this could be just
>     select HAVE_ARCH_HUGE_VMAP if X86_64 || X86_PAE

Right.  I will update in the next version.

Thanks,
-Toshi


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