From: Prasanna Meda <pmeda@akamai.com>
Date: Wed, 22 Jun 2005 00:14:36 +0000 (-0700)
Subject: [PATCH] madvise: do not split the maps
X-Git-Tag: v2.6.13-rc4~130^2~202^2~160
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=e798c6e87b64d9fdbd5e9f757b1c033223763d9f;p=pandora-kernel.git

[PATCH] madvise: do not split the maps

This attempts to avoid splittings when it is not needed, that is when
vm_flags are same as new flags.  The idea is from the <2.6.11 mlock_fixup
and others.  This will provide base for the next madvise merging patch.

Signed-off-by: Prasanna Meda <pmeda@akamai.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
---

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