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authorLinus Torvalds <torvalds@linux-foundation.org>2009-09-23 13:06:10 -0400
committerLinus Torvalds <torvalds@linux-foundation.org>2009-09-23 13:06:10 -0400
commitb09a75fc5e77b7c58d097236f89b1ff72dcdb562 (patch)
tree8f818f1b3e44d9bc822b13dc7c368077981dd6ea /Documentation
parentcf63ff5fa4399e215cc5ef322ccd8bddfff9afa6 (diff)
parentb94996c99c8befed9cbbb8804a4625e203913318 (diff)
Merge git://git.infradead.org/iommu-2.6
* git://git.infradead.org/iommu-2.6: (23 commits) intel-iommu: Disable PMRs after we enable translation, not before intel-iommu: Kill DMAR_BROKEN_GFX_WA option. intel-iommu: Fix integer wrap on 32 bit kernels intel-iommu: Fix integer overflow in dma_pte_{clear_range,free_pagetable}() intel-iommu: Limit DOMAIN_MAX_PFN to fit in an 'unsigned long' intel-iommu: Fix kernel hang if interrupt remapping disabled in BIOS intel-iommu: Disallow interrupt remapping if not all ioapics covered intel-iommu: include linux/dmi.h to use dmi_ routines pci/dmar: correct off-by-one error in dmar_fault() intel-iommu: Cope with yet another BIOS screwup causing crashes intel-iommu: iommu init error path bug fixes intel-iommu: Mark functions with __init USB: Work around BIOS bugs by quiescing USB controllers earlier ia64: IOMMU passthrough mode shouldn't trigger swiotlb init intel-iommu: make domain_add_dev_info() call domain_context_mapping() intel-iommu: Unify hardware and software passthrough support intel-iommu: Cope with broken HP DC7900 BIOS iommu=pt is a valid early param intel-iommu: double kfree() intel-iommu: Kill pointless intel_unmap_single() function ... Fixed up trivial include lines conflict in drivers/pci/intel-iommu.c
Diffstat (limited to 'Documentation')
-rw-r--r--Documentation/Intel-IOMMU.txt6
1 files changed, 1 insertions, 5 deletions
diff --git a/Documentation/Intel-IOMMU.txt b/Documentation/Intel-IOMMU.txt
index 21bc416d887e..cf9431db8731 100644
--- a/Documentation/Intel-IOMMU.txt
+++ b/Documentation/Intel-IOMMU.txt
@@ -56,11 +56,7 @@ Graphics Problems?
56------------------ 56------------------
57If you encounter issues with graphics devices, you can try adding 57If you encounter issues with graphics devices, you can try adding
58option intel_iommu=igfx_off to turn off the integrated graphics engine. 58option intel_iommu=igfx_off to turn off the integrated graphics engine.
59 59If this fixes anything, please ensure you file a bug reporting the problem.
60If it happens to be a PCI device included in the INCLUDE_ALL Engine,
61then try enabling CONFIG_DMAR_GFX_WA to setup a 1-1 map. We hear
62graphics drivers may be in process of using DMA api's in the near
63future and at that time this option can be yanked out.
64 60
65Some exceptions to IOVA 61Some exceptions to IOVA
66----------------------- 62-----------------------