tree 143dd169cbba9d58629ca74d618cbfa41964c2f8
parent d25bf7e5fe73b5b6d2246ab0be08ae35d718456b
author Andi Kleen <ak@suse.de> 1137015867 +0100
committer Linus Torvalds <torvalds@g5.osdl.org> 1137035094 -0800

[PATCH] x86_64: Fix off by one in IOMMU check

Fix off by one when checking if the machine has enougn memory to need IOMMU
This caused the IOMMUs to be needlessly enabled for mem=4G

Based on a patch from Jon Mason

Signed-off-by: jdmason@us.ibm.com
Signed-off-by: Andi Kleen <ak@suse.de>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>