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author | Wei Wang <wei.wang2@amd.com> | 2012-01-12 13:52:37 +0100 |
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committer | Wei Wang <wei.wang2@amd.com> | 2012-01-12 13:52:37 +0100 |
commit | 716419c5b4864842dc054996344a34b13587d9bc (patch) | |
tree | ebf41315957f67ec4849669281e0442a68f820cc /xen/include/asm-x86/amd-iommu.h | |
parent | 4547137c3e31bae4c6c89d1fad63b1928681715f (diff) | |
download | xen-716419c5b4864842dc054996344a34b13587d9bc.tar.gz xen-716419c5b4864842dc054996344a34b13587d9bc.tar.bz2 xen-716419c5b4864842dc054996344a34b13587d9bc.zip |
amd iommu: Enable ppr log
IOMMUv2 writes peripheral page service request (PPR) records into ppr
log to report guest OS pending DMA page requests from ATS devices.
Signed-off-by: Wei Wang <wei.wang2@amd.com>
Committed-by: Jan Beulich <jbeulich@suse.com>
Diffstat (limited to 'xen/include/asm-x86/amd-iommu.h')
-rw-r--r-- | xen/include/asm-x86/amd-iommu.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/xen/include/asm-x86/amd-iommu.h b/xen/include/asm-x86/amd-iommu.h index 17546043c7..41e0a05ca7 100644 --- a/xen/include/asm-x86/amd-iommu.h +++ b/xen/include/asm-x86/amd-iommu.h @@ -93,6 +93,7 @@ struct amd_iommu { struct table_struct dev_table; struct ring_buffer cmd_buffer; struct ring_buffer event_log; + struct ring_buffer ppr_log; int exclusion_enable; int exclusion_allow_all; |