Messages in this thread | | | Subject | Re: [PATCH v3 1/2] xen-pciback: prepare for the split for stub and PV | From | Juergen Gross <> | Date | Thu, 23 Sep 2021 13:12:42 +0200 |
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On 23.09.21 13:10, Jan Beulich wrote: > 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.
XEN_PCI_STUB != XEN_PCIDEV_STUB
Juergen [unhandled content-type:application/pgp-keys][unhandled content-type:application/pgp-signature] | |