diff options
| author | Joerg Roedel <joerg.roedel@amd.com> | 2008-11-17 09:07:17 -0500 |
|---|---|---|
| committer | Joerg Roedel <joerg.roedel@amd.com> | 2008-11-18 09:43:23 -0500 |
| commit | e5e1f606ecbf67e52ebe2df5d14f8b94ec6544d0 (patch) | |
| tree | 07ca4cda790e3937f0893b41b3777ce6492ef9f4 /Documentation | |
| parent | 4e14e833ac3b97a4aa8803eea49f899adc5bb5f4 (diff) | |
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.txt | 2 |
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 | |||
| 295 | isolate - enable device isolation (each device, as far | 295 | isolate - enable device isolation (each device, as far |
| 296 | as possible, will get its own protection | 296 | as possible, will get its own protection |
| 297 | domain) | 297 | domain) |
| 298 | share - put every device behind one IOMMU into the | ||
| 299 | same protection domain | ||
| 298 | fullflush - enable flushing of IO/TLB entries when | 300 | fullflush - enable flushing of IO/TLB entries when |
| 299 | they are unmapped. Otherwise they are | 301 | they are unmapped. Otherwise they are |
| 300 | flushed before they will be reused, which | 302 | flushed before they will be reused, which |