tree 0a6a2b492eaa11897538a06655685474b961df44
parent 7856dfeb23c16ef3d8dac8871b4d5b93c70b59b9
author Andi Kleen <ak@suse.de> 1116624477 -0700
committer Linus Torvalds <torvalds@ppc970.osdl.org> 1116629300 -0700

[PATCH] i386: Fix race in iounmap

We need to hold the vmlist_lock while doing change_page_attr, otherwise we
could reset someone else's mapping.

Requires previous patch to add __remove_vm_area

Signed-off-by: Andi Kleen <ak@suse.de>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>