tree c8c3d8e641484618f44dcf3b7d55ba4d42c90750
parent e97a630eb0f5b8b380fd67504de6cedebb489003
author Nick Piggin <npiggin@suse.de> 1231281560 -0800
committer Linus Torvalds <torvalds@linux-foundation.org> 1231286341 -0800

mm: vmalloc make lazy unmapping configurable

Lazy unmapping in the vmalloc code has now opened the possibility for use
after free bugs to go undetected.  We can catch those by forcing an unmap
and flush (which is going to be slow, but that's what happens).

Signed-off-by: Nick Piggin <npiggin@suse.de>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>