From: Hugh Dickins <hugh@veritas.com>
Date: Sun, 30 Oct 2005 01:15:54 +0000 (-0700)
Subject: [PATCH] mm: zap_pte_range dont dirty anon
X-Git-Tag: v2.6.15-rc1~730^2^2~72
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=6237bcd94851e9cf0ecd2520d744779df0f5a9a6;p=pandora-kernel.git

[PATCH] mm: zap_pte_range dont dirty anon

zap_pte_range already avoids wasting time to mark_page_accessed on anon pages:
it can also skip anon set_page_dirty - the page only needs to be marked dirty
if shared with another mm, but that will say pte_dirty too.

Signed-off-by: Hugh Dickins <hugh@veritas.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
---

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