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authorAndi Kleen <ak@suse.de>2006-09-30 01:47:55 +0200
committerAndi Kleen <andi@basil.nowhere.org>2006-09-30 01:47:55 +0200
commitd802ab981da67d433fbb48f5640b7e3a9ba9fd54 (patch)
treed0499267b945c506c5d3ad0c52608e0fd815385f /Documentation/x86_64
parentded318ec80071557155604197ea45dcdb2a9ff2f (diff)
[PATCH] Document iommu=panic
Signed-off-by: Andi Kleen <ak@suse.de>
Diffstat (limited to 'Documentation/x86_64')
-rw-r--r--Documentation/x86_64/boot-options.txt1
1 files changed, 1 insertions, 0 deletions
diff --git a/Documentation/x86_64/boot-options.txt b/Documentation/x86_64/boot-options.txt
index e97a4c8fe6ea..74b77f9e91bc 100644
--- a/Documentation/x86_64/boot-options.txt
+++ b/Documentation/x86_64/boot-options.txt
@@ -203,6 +203,7 @@ IOMMU
When off all DMA over >4GB is forced through an IOMMU or bounce
buffering.
nodac Forbid DMA >4GB
+ panic Always panic when IOMMU overflows
swiotlb=pages[,force]