x86, AMD IOMMU: include amd_iommu_last_bdf in device initialization
All the values read while searching for amd_iommu_last_bdf are defined as
inclusive. Let the code handle this value as such. Found by Wei Wang. Thanks
Wei.
Signed-off-by: Joerg Roedel <joerg.roedel@amd.com>
Cc: iommu@lists.linux-foundation.org
Cc: bhavna.sarathy@amd.com
Cc: robert.richter@amd.com
Cc: Wei Wang <wei.wang2@amd.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
diff --git a/arch/x86/kernel/amd_iommu_init.c b/arch/x86/kernel/amd_iommu_init.c
index c9d8ff2..d9a9da5 100644
--- a/arch/x86/kernel/amd_iommu_init.c
+++ b/arch/x86/kernel/amd_iommu_init.c
@@ -732,7 +732,7 @@
set_device_exclusion_range(m->devid, m);
break;
case ACPI_IVMD_TYPE_ALL:
- for (i = 0; i < amd_iommu_last_bdf; ++i)
+ for (i = 0; i <= amd_iommu_last_bdf; ++i)
set_device_exclusion_range(i, m);
break;
case ACPI_IVMD_TYPE_RANGE:
@@ -934,7 +934,7 @@
/*
* let all alias entries point to itself
*/
- for (i = 0; i < amd_iommu_last_bdf; ++i)
+ for (i = 0; i <= amd_iommu_last_bdf; ++i)
amd_iommu_alias_table[i] = i;
/*
