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| author | Joerg Roedel <joerg.roedel@amd.com> | 2008-09-18 15:23:43 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2008-09-19 12:59:06 +0200 |
| commit | 2842e5bf3115193f05dc9dac20f940e7abf44c1a (patch) | |
| tree | 31461a4fb45db1868f4bfb9f99251db7a5ce6d33 /Documentation/kernel-parameters.txt | |
| parent | 270cab2426cdc6307725e4f1f46ecf8ab8e69193 (diff) | |
| download | op-kernel-dev-2842e5bf3115193f05dc9dac20f940e7abf44c1a.zip op-kernel-dev-2842e5bf3115193f05dc9dac20f940e7abf44c1a.tar.gz | |
x86: move GART TLB flushing options to generic code
The GART currently implements the iommu=[no]fullflush command line
parameters which influence its IO/TLB flushing strategy. This patch
makes these parameters generic so that they can be used by the AMD IOMMU
too.
Signed-off-by: Joerg Roedel <joerg.roedel@amd.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'Documentation/kernel-parameters.txt')
| -rw-r--r-- | Documentation/kernel-parameters.txt | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/Documentation/kernel-parameters.txt b/Documentation/kernel-parameters.txt index 1150444..40066ce 100644 --- a/Documentation/kernel-parameters.txt +++ b/Documentation/kernel-parameters.txt @@ -893,6 +893,10 @@ and is between 256 and 4096 characters. It is defined in the file nomerge forcesac soft + fullflush + Flush IO/TLB at every deallocation + nofullflush + Flush IO/TLB only when addresses are reused (default) intel_iommu= [DMAR] Intel IOMMU driver (DMAR) option |
