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authorLinus Torvalds <torvalds@linux-foundation.org>2010-05-21 17:25:01 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2010-05-21 17:25:01 -0700
commit0961d6581c870850342ad6ea25263763433d666f (patch)
tree371c61fd7f621397907983031003e784a040402e /Documentation
parent1756ac3d3c41341297ea25b818b7fce505bb2a9a (diff)
parentfd0c8894893cba722bdea12de25b49f980795d06 (diff)
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Merge git://git.infradead.org/iommu-2.6
* git://git.infradead.org/iommu-2.6: intel-iommu: Set a more specific taint flag for invalid BIOS DMAR tables intel-iommu: Combine the BIOS DMAR table warning messages panic: Add taint flag TAINT_FIRMWARE_WORKAROUND ('I') panic: Allow warnings to set different taint flags intel-iommu: intel_iommu_map_range failed at very end of address space intel-iommu: errors with smaller iommu widths intel-iommu: Fix boot inside 64bit virtualbox with io-apic disabled intel-iommu: use physfn to search drhd for VF intel-iommu: Print out iommu seq_id intel-iommu: Don't complain that ACPI_DMAR_SCOPE_TYPE_IOAPIC is not supported intel-iommu: Avoid global flushes with caching mode. intel-iommu: Use correct domain ID when caching mode is enabled intel-iommu mistakenly uses offset_pfn when caching mode is enabled intel-iommu: use for_each_set_bit() intel-iommu: Fix section mismatch dmar_ir_support() uses dmar_tbl.
Diffstat (limited to 'Documentation')
-rw-r--r--Documentation/oops-tracing.txt4
1 files changed, 4 insertions, 0 deletions
diff --git a/Documentation/oops-tracing.txt b/Documentation/oops-tracing.txt
index c10c022..6fe9001 100644
--- a/Documentation/oops-tracing.txt
+++ b/Documentation/oops-tracing.txt
@@ -256,9 +256,13 @@ characters, each representing a particular tainted value.
9: 'A' if the ACPI table has been overridden.
10: 'W' if a warning has previously been issued by the kernel.
+ (Though some warnings may set more specific taint flags.)
11: 'C' if a staging driver has been loaded.
+ 12: 'I' if the kernel is working around a severe bug in the platform
+ firmware (BIOS or similar).
+
The primary reason for the 'Tainted: ' string is to tell kernel
debuggers if this is a clean kernel or if anything unusual has
occurred. Tainting is permanent: even if an offending module is