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authorJoerg Roedel <joerg.roedel@amd.com>2008-11-17 15:07:17 +0100
committerJoerg Roedel <joerg.roedel@amd.com>2008-11-18 15:43:23 +0100
commite5e1f606ecbf67e52ebe2df5d14f8b94ec6544d0 (patch)
tree07ca4cda790e3937f0893b41b3777ce6492ef9f4 /Documentation
parent4e14e833ac3b97a4aa8803eea49f899adc5bb5f4 (diff)
downloadlinux-e5e1f606ecbf67e52ebe2df5d14f8b94ec6544d0.tar.bz2
AMD IOMMU: add parameter to disable device isolation
Impact: add a new AMD IOMMU kernel command line parameter Signed-off-by: Joerg Roedel <joerg.roedel@amd.com>
Diffstat (limited to 'Documentation')
-rw-r--r--Documentation/kernel-parameters.txt2
1 files changed, 2 insertions, 0 deletions
diff --git a/Documentation/kernel-parameters.txt b/Documentation/kernel-parameters.txt
index 9fa6508892c2..b56ee02d2514 100644
--- a/Documentation/kernel-parameters.txt
+++ b/Documentation/kernel-parameters.txt
@@ -295,6 +295,8 @@ and is between 256 and 4096 characters. It is defined in the file
isolate - enable device isolation (each device, as far
as possible, will get its own protection
domain)
+ share - put every device behind one IOMMU into the
+ same protection domain
fullflush - enable flushing of IO/TLB entries when
they are unmapped. Otherwise they are
flushed before they will be reused, which