On 23.09.2021 11:53, Oleksandr Andrushchenko wrote:
--- a/drivers/xen/Kconfig
+++ b/drivers/xen/Kconfig
@@ -180,10 +180,34 @@ config SWIOTLB_XEN
select DMA_OPS
select SWIOTLB
+config XEN_PCI_STUB
+ bool
+
+config XEN_PCIDEV_STUB
+ tristate "Xen PCI-device stub driver"
+ depends on PCI && !X86 && XEN
+ depends on XEN_BACKEND
+ select XEN_PCI_STUB
+ default m
+ help
+ The PCI device stub driver provides limited version of the PCI
+ device backend driver without para-virtualized support for guests.
+ If you select this to be a module, you will need to make sure no
+ other driver has bound to the device(s) you want to make visible to
+ other guests.
+
+ The "hide" parameter (only applicable if backend driver is compiled
+ into the kernel) allows you to bind the PCI devices to this module
+ from the default device drivers. The argument is the list of PCI BDFs:
+ xen-pciback.hide=(03:00.0)(04:00.0)
+
+ If in doubt, say m.
+
config XEN_PCIDEV_BACKEND
tristate "Xen PCI-device backend driver"
depends on PCI && X86 && XEN
depends on XEN_BACKEND
+ select XEN_PCI_STUB
Does kconfig not at least warn about this? The selected item has a
"depends on !X88" conflicting with the "depends on X86" here.
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