Merge tag 'cxl-for-6.0' of git://git.kernel.org/pub/scm/linux/kernel/git/cxl/cxl

[linux.git] / drivers / pci / Kconfig

diff --git a/drivers/pci/Kconfig b/drivers/pci/Kconfig
index b2f2e588a8178cc6adb5990c3203f7785f3b0c70..55c028af4bd9472d4304faa1c675af0a115e7c06 100644 (file)
--- a/drivers/pci/Kconfig
+++ b/drivers/pci/Kconfig
@@ -167,6 +167,11 @@ config PCI_PASID
 config PCI_P2PDMA
        bool "PCI peer-to-peer transfer support"
        depends on ZONE_DEVICE
+       #
+       # The need for the scatterlist DMA bus address flag means PCI P2PDMA
+       # requires 64bit
+       #
+       depends on 64BIT
        select GENERIC_ALLOCATOR
        help
          Enableѕ drivers to do PCI peer-to-peer transactions to and from