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List:       linux-ia64
Subject:    Re: pgprot_writecombine & shub 1.x
From:       David Mosberger <davidm () napali ! hpl ! hp ! com>
Date:       2005-01-19 22:20:21
Message-ID: 16878.56613.537997.200566 () napali ! hpl ! hp ! com
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>>>>> On Wed, 19 Jan 2005 14:16:28 -0800, Jesse Barnes <jbarnes@sgi.com> said:

  Jesse> No, it still depends on pgprot_writecombined, which is ia64
  Jesse> specific.

Not exactly ia64-specific, but yeah, I see x86 doesn't have it (I
thought it did).

  Jesse> x86 has its own way to set the wc bit and afaik doesn't have
  Jesse> the same aliasing issues that ia64 has.

In my opinion, an EFI-based system should respect the
attribute-restrictions specified in the memory-map.

	--david
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