A-Team_Digital_Solutions/android_kernel_motorola_sm6375
Watch
2
0
Fork
You've already forked android_kernel_motorola_sm6375
 0
mirror of https://github.com/BobTheBlinker/android_kernel_motorola_sm6375.git synced 2026-10-29 11:11:45 -04:00
Code Issues Projects Releases Packages Wiki Activity

iommu/vt-d: Enable Translation only if it was previously disabled

Browse source 
Do not touch the TE bit unless we know translation is
disabled.

Tested-by: ZhenHua Li <[email protected]>
Tested-by: Baoquan He <[email protected]>
Signed-off-by: Joerg Roedel <[email protected]>
This commit is contained in:
Joerg Roedel 2015-06-12 14:40:01 +02:00
commit 8939ddf6d6
1 changed files with 3 additions and 1 deletions
Download patch file Download diff file Expand all files Collapse all files

4
drivers/iommu/intel-iommu.c
View file

@ -3204,7 +3204,9 @@ domains_done:
if (ret)
goto free_iommu;
iommu_enable_translation(iommu);
if (!translation_pre_enabled(iommu))
iommu_enable_translation(iommu);
iommu_disable_protect_mem_regions(iommu);
}