[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] Re: [Xen-devel] BUG: bad page map under Xen
>>> On 21.10.13 at 14:59, konrad wilk <konrad.wilk@xxxxxxxxxx> wrote: > It is a bug in the drivers I believe. The issue is that the mapping > created for the second mmap > call is done without VM_IO and on an PFN that is RAM (and not the BAR). So while putting together the reply that I had sent to Lukas a minute ago I was actually hunting for that VM_IO -> _PAGE_IOMAP translation, and wasn't able to find it anywhere. As you say it nevertheless exists - what am I overlooking (and why would then pci_mmap_page_range() nevertheless have to set _PAGE_IOMAP by hand)? Jan _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxx http://lists.xen.org/xen-devel
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