Re: 2.5.74-mm1

From: William Lee Irwin III (
Date: Thu Jul 03 2003 - 15:25:37 EST

On Thu, Jul 03, 2003 at 02:37:14AM -0700, Andrew Morton wrote:
> . Mainly a resync with various things and people. Plus a few fixlets.
> . I dropped out a few patches which weren't really proving useful.
> . Included Con's CPU scheduler changes. Feedback on the effectiveness of
> this and the usual benchmarks would be interesting.
> Changes to the CPU scheduler tend to cause surprising and subtle problems
> in areas where you least expect it, and these do take a long time to
> materialise. Alterations in there need to be made carefully and cautiously.
> We shall see...

Here's a resync of highpmd, the big PAE resource scalability patch that
saves 12KB per process of lowmem. It adds pmd accessors analogous to
pte_offset_map() etc., i.e. pmd_offset_map(), pmd_unmap(), etc.

-- wli

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