On 2020/3/20 12:32, Jacob Pan wrote:
IOASID code is needed by VT-d scalable mode for PASID allocation.
Add explicit dependency such that IOASID is built-in whenever Intel
IOMMU is enabled.
Otherwise, aux domain code will fail when IOMMU is built-in and IOASID
is compiled as a module.

Signed-off-by: Jacob Pan <[email protected]>

Fixes: 59a623374dc38 ("iommu/vt-d: Replace Intel specific PASID allocator with IOASID")
Acked-by: Lu Baolu <[email protected]>

Best regards,
baolu

---
  drivers/iommu/Kconfig | 1 +
  1 file changed, 1 insertion(+)

diff --git a/drivers/iommu/Kconfig b/drivers/iommu/Kconfig
index d2fade984999..25149544d57c 100644
--- a/drivers/iommu/Kconfig
+++ b/drivers/iommu/Kconfig
@@ -188,6 +188,7 @@ config INTEL_IOMMU
        select NEED_DMA_MAP_STATE
        select DMAR_TABLE
        select SWIOTLB
+       select IOASID
        help
          DMA remapping (DMAR) devices support enables independent address
          translations for Direct Memory Access (DMA) from devices.

_______________________________________________
iommu mailing list
[email protected]
https://lists.linuxfoundation.org/mailman/listinfo/iommu

Reply via email to