Commit 7304e8f2 authored Jun 08, 2017 by Shaohua Li Committed by Joerg Roedel Jun 15, 2017

iommu/vt-d: Correctly disable Intel IOMMU force on



I made a mistake in commit bfd20f1c. We should skip the force on with the
option enabled instead of vice versa. Not sure why this passed our
performance test, sorry.

Fixes: bfd20f1c ('x86, iommu/vt-d: Add an option to disable Intel IOMMU force on')
Signed-off-by: Shaohua Li <shli@fb.com>
Signed-off-by: Joerg Roedel <jroedel@suse.de>

parent 32c1431e

arch/x86/kernel/tboot.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -514,7 +514,7 @@ int tboot_force_iommu(void)
		if (!tboot_enabled())
		return 0;

		if (!intel_iommu_tboot_noforce)
		if (intel_iommu_tboot_noforce)
		return 1;

		if (no_iommu \|\| swiotlb \|\| dmar_disabled)

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