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linux/drivers/iommu/intel
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Zenghui Yu 444d66a23c iommu/vt-d: Fix status code for Allocate/Free PASID command 
As per Intel vt-d spec, Rev 3.0 (section 10.4.45 "Virtual Command Response
Register"), the status code of "No PASID available" error in response to
the Allocate PASID command is 2, not 1. The same for "Invalid PASID" error
in response to the Free PASID command.

We will otherwise see confusing kernel log under the command failure from
guest side. Fix it.

Fixes: 24f27d32ab ("iommu/vt-d: Enlightened PASID allocation")
Signed-off-by: Zenghui Yu <yuzenghui@huawei.com>
Acked-by: Lu Baolu <baolu.lu@linux.intel.com>
Link: https://lore.kernel.org/r/20210227073909.432-1-yuzenghui@huawei.com
Signed-off-by: Joerg Roedel <jroedel@suse.de>
2021-03-04 13:32:04 +01:00
..
cap_audit.c iommu/vt-d: Move capability check code to cap_audit files 2021-02-04 14:42:00 +01:00
cap_audit.h iommu/vt-d: Move capability check code to cap_audit files 2021-02-04 14:42:00 +01:00
debugfs.c iommu/vt-d: Rename intel-pasid.h to pasid.h 2020-07-24 10:51:21 +02:00
dmar.c Merge branches 'arm/renesas', 'arm/smmu', 'x86/amd', 'x86/vt-d' and 'core' into next 2021-02-12 15:27:17 +01:00
iommu.c Merge branches 'arm/renesas', 'arm/smmu', 'x86/amd', 'x86/vt-d' and 'core' into next 2021-02-12 15:27:17 +01:00
irq_remapping.c iommu/vt-d: Audit IOMMU Capabilities and add helper functions 2021-02-04 14:42:00 +01:00
Kconfig iommu/vt-d: Convert intel iommu driver to the iommu ops 2020-11-25 12:03:49 +00:00
Makefile iommu/vt-d: Audit IOMMU Capabilities and add helper functions 2021-02-04 14:42:00 +01:00
pasid.c iommu/vt-d: Consolidate duplicate cache invaliation code 2021-01-28 11:30:36 +01:00
pasid.h iommu/vt-d: Fix status code for Allocate/Free PASID command 2021-03-04 13:32:04 +01:00
svm.c iommu/vt-d: Use INVALID response code instead of FAILURE 2021-01-29 09:25:24 +01:00
trace.c