Re: 2.6.26, PAT and AMD family 6

From: Rene Herman
Date: Wed May 07 2008 - 20:28:04 EST


On 08-05-08 02:19, Linus Torvalds wrote:

On Thu, 8 May 2008, Rene Herman wrote:
And again, the kernel DOES see that my CPU features PAT, it just refuses
to use it.

Umm, and this is different how from clearing the PSE bit when we decide not to use large-page support?

It's not. That one's bad also. It's just that this one is the first one I
notice due to them blasted people screwing over my lowly Duron.

I completely and fully agree with your new flag suggestion. Was just in a
git bisect and am actually on the lowly thing in question so I'm not fast
but was looking already. X86_FEATURE_PAT_GOOD. Is it safe to reuse bit 14
now?

Rene.


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