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author | Joerg Roedel <jroedel@suse.de> | 2017-01-30 15:58:47 +0100 |
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committer | Joerg Roedel <jroedel@suse.de> | 2017-01-30 15:58:47 +0100 |
commit | 93fa6cf60aad833e7572a61f98b2d0aa6f67de40 (patch) | |
tree | 3e64532eec9aebf95827854b9a79d12676d49a3c /Documentation/ABI | |
parent | 566cf877a1fcb6d6dc0126b076aad062054c2637 (diff) | |
parent | 5018c8d5ef0c172592eb98cf10e253d47b544ba8 (diff) |
Merge branch 'iommu/guest-msi' of git://git.kernel.org/pub/scm/linux/kernel/git/will/linux into arm/core
Diffstat (limited to 'Documentation/ABI')
-rw-r--r-- | Documentation/ABI/testing/sysfs-kernel-iommu_groups | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/Documentation/ABI/testing/sysfs-kernel-iommu_groups b/Documentation/ABI/testing/sysfs-kernel-iommu_groups index 9b31556cfdda..35c64e00b35c 100644 --- a/Documentation/ABI/testing/sysfs-kernel-iommu_groups +++ b/Documentation/ABI/testing/sysfs-kernel-iommu_groups @@ -12,3 +12,15 @@ Description: /sys/kernel/iommu_groups/ contains a number of sub- file if the IOMMU driver has chosen to register a more common name for the group. Users: + +What: /sys/kernel/iommu_groups/reserved_regions +Date: January 2017 +KernelVersion: v4.11 +Contact: Eric Auger <eric.auger@redhat.com> +Description: /sys/kernel/iommu_groups/reserved_regions list IOVA + regions that are reserved. Not necessarily all + reserved regions are listed. This is typically used to + output direct-mapped, MSI, non mappable regions. Each + region is described on a single line: the 1st field is + the base IOVA, the second is the end IOVA and the third + field describes the type of the region. |