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[PATCH] ptep_establish smp race x86 PAE >4G
authorAndrea Arcangeli <andrea@novell.com>
Wed, 13 Oct 2004 14:27:01 +0000 (07:27 -0700)
committerLinus Torvalds <torvalds@ppc970.osdl.org>
Wed, 13 Oct 2004 14:27:01 +0000 (07:27 -0700)
commit531deb70f383aa32f24121326d5cdf79f2558e1e
tree44d220a8c29abf48bcbbe816ae3ec7a0e2ba0cbctree | snapshot
parent056bb24da65801eb64a28e82edc1e16cd280121bcommit | diff
[PATCH] ptep_establish smp race x86 PAE >4G

This avoid userspace mm corruption during COWs with threads (i.e.
malloc;fork;clone) on x86 PAE with >4G of ram

Signed-Off-By: Andrea Arcangeli <andrea@novell.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
include/asm-generic/pgtable.h diff | blob | history
include/asm-i386/pgtable-3level.h diff | blob | history
Linux kernels and configurations used by Zygo.