1 From: Tejun Heo <tj@kernel.org>
2 Subject: x86: fix iommu=nodac parameter handling
3 References: bnc#463829, bnc#482220
5 nodac should forbid dac not instead of enabling it. Fix it.
7 Signed-off-by: Tejun Heo <tj@kernel.org>
8 Signed-off-by: Tejun Heo <teheo@suse.de>
9 Automatically created from "patches.arch/x86-fix-nodac" by xen-port-patches.py
11 --- sle11-2009-03-04.orig/arch/x86/kernel/pci-dma-xen.c 2009-03-04 11:29:03.000000000 +0100
12 +++ sle11-2009-03-04/arch/x86/kernel/pci-dma-xen.c 2009-03-04 11:37:52.000000000 +0100
13 @@ -198,7 +198,7 @@ static __init int iommu_setup(char *p)
14 if (!strncmp(p, "allowdac", 8))
16 if (!strncmp(p, "nodac", 5))
19 if (!strncmp(p, "usedac", 6)) {