mm: debug write deadlocks
authorNick Piggin <npiggin@suse.de>
Tue, 16 Oct 2007 08:24:56 +0000 (01:24 -0700)
committerLinus Torvalds <torvalds@woody.linux-foundation.org>
Tue, 16 Oct 2007 16:42:54 +0000 (09:42 -0700)
commit5fe172370687e03cc6ba8dca990b75db18ff9bb3
tree8ce000fee15fa9ccd4313018f7f9ab1ffbc8cdaa
parentae37461c70bc8c8416cad1bab13a9898ed030aa1
mm: debug write deadlocks

Allow CONFIG_DEBUG_VM to switch off the prefaulting logic, to simulate the
Makes the race much easier to hit.

This is useful for demonstration and testing purposes, but is removed in a
subsequent patch.

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>
mm/filemap.c