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authorSuthikulpanit, Suravee <Suravee.Suthikulpanit@amd.com>2019-10-14 23:06:05 +0300
committerJoerg Roedel <jroedel@suse.de>2019-10-15 15:13:31 +0300
commitec21f17a9437e11bb29e5fa375aa31b472793c15 (patch)
tree0bac239bbda2af1e217e0b1e99b6c134787a0e0d /drivers/irqchip
parentec37d4e999041ae8eb507d8d444a28b338670336 (diff)
downloadlinux-ec21f17a9437e11bb29e5fa375aa31b472793c15.tar.xz
iommu/amd: Fix incorrect PASID decoding from event log
IOMMU Event Log encodes 20-bit PASID for events: ILLEGAL_DEV_TABLE_ENTRY IO_PAGE_FAULT PAGE_TAB_HARDWARE_ERROR INVALID_DEVICE_REQUEST as: PASID[15:0] = bit 47:32 PASID[19:16] = bit 19:16 Note that INVALID_PPR_REQUEST event has different encoding from the rest of the events as the following: PASID[15:0] = bit 31:16 PASID[19:16] = bit 45:42 So, fixes the decoding logic. Fixes: d64c0486ed50 ("iommu/amd: Update the PASID information printed to the system log") Cc: Joerg Roedel <jroedel@suse.de> Cc: Gary R Hook <gary.hook@amd.com> Signed-off-by: Suravee Suthikulpanit <suravee.suthikulpanit@amd.com> Signed-off-by: Joerg Roedel <jroedel@suse.de>
Diffstat (limited to 'drivers/irqchip')
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