linux-kernel - Re: [git pull] x86 fixes

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Message-ID: <87tzcqtg35.fsf@basil.nowhere.org>
Date:	Tue, 09 Sep 2008 00:42:22 +0200
From:	Andi Kleen <andi@...stfloor.org>
To:	Linus Torvalds <torvalds@...ux-foundation.org>
Cc:	"H. Peter Anvin" <hpa@...or.com>, x86 maintainers <x86@...nel.org>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: [git pull] x86 fixes

Linus Torvalds <torvalds@...ux-foundation.org> writes:
>
> And I have to say, that whole X86_GENERIC -> L1_CACHE_BYTES=128 -> 
> cache_line_size() -> SLAB/SLUB/SLOB alignment worries me too. Looking at 

SLAB/SLUB should actually auto detect the cache line at runtime.
But there is likely other bloat caused by it. 

> that, I really don't feel like I want to force 128-byte alignment on 
> everybody, just because the P4 was a pig in cacheline size.

Similar feeling here.

-Andi

-- 
ak@...ux.intel.com
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