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alistair23-linux/drivers/iommu/amd
Joerg Roedel 4b8ef157ca iommu/amd: Keep track of amd_iommu_irq_remap state
The amd_iommu_irq_remap variable is set to true in amd_iommu_prepare().
But if initialization fails it is not set to false. Fix that and
correctly keep track of whether irq remapping is enabled or not.

References: https://bugzilla.kernel.org/show_bug.cgi?id=212133
References: https://bugzilla.suse.com/show_bug.cgi?id=1183132
Fixes: b34f10c2dc ("iommu/amd: Stop irq_remapping_select() matching when remapping is disabled")
Cc: stable@vger.kernel.org # v5.11
Signed-off-by: Joerg Roedel <jroedel@suse.de>
Link: https://lore.kernel.org/r/20210317091037.31374-4-joro@8bytes.org
Acked-by: Huang Rui <ray.huang@amd.com>
2021-03-18 10:46:49 +01:00
..
Kconfig iommu/amd: Prepare for generic IO page table framework 2021-01-28 16:51:17 +01:00
Makefile iommu/amd: Prepare for generic IO page table framework 2021-01-28 16:51:17 +01:00
amd_iommu.h Merge branches 'arm/renesas', 'arm/smmu', 'x86/amd', 'x86/vt-d' and 'core' into next 2021-02-12 15:27:17 +01:00
amd_iommu_types.h Merge branches 'arm/renesas', 'arm/smmu', 'x86/amd', 'x86/vt-d' and 'core' into next 2021-02-12 15:27:17 +01:00
debugfs.c iommu/amd: Move AMD IOMMU driver into subdirectory 2020-06-10 17:46:42 +02:00
init.c iommu/amd: Keep track of amd_iommu_irq_remap state 2021-03-18 10:46:49 +01:00
io_pgtable.c iommu/amd: Fix sleeping in atomic in increase_address_space() 2021-03-04 13:15:56 +01:00
iommu.c iommu/amd: Adopt IO page table framework for AMD IOMMU v1 page table 2021-01-28 16:51:18 +01:00
iommu_v2.c iommu/amd: Use DEFINE_SPINLOCK() for spinlock 2021-01-27 12:41:11 +01:00
quirks.c iommu/amd: Move AMD IOMMU driver into subdirectory 2020-06-10 17:46:42 +02:00