[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] RE: [Xen-devel] [patch] "frame number" size in hypercall ABI
Keir Fraser wrote: > On 19 Apr 2006, at 17:44, Hollis Blanchard wrote: > >> "xen_frameno_t" then? > > xen_pfn_t? Definitely won't conflict with anyone, and I prefer 'pfn' > to 'frameno' as it's more consistent with other names we have in the > interface. > >> Attached is the updated patch, with typos fixed and a couple other >> corrections. I've also added the type to arch-x86_64.h and >> arch-ia64.h, so I think the patch is ready to be applied. > > What about the Linux kernel -- shouldn't that be changed too? At least > where it handles arrays of longs passed to memory_op()? > > Inside Xen, does shadow.h really need changing at all? Once entries > are unpacked from an array by a hypercall they could just be passed > round as longs, right? I don't think we need those changes in shadow.h. I'm not clear what we are tying to achieve here. I assume the area of interest is just hypercall ABI, not changing the data type for the page frame numbers (from unsigned long to xen_pfn_t). > > Sorry about the to'ing-and-fro'ing but we need to make sure interface > changes are complete and correct and this one is inevitably pretty > far-reaching. > > -- Keir > > Jun --- Intel Open Source Technology Center _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxxxxxxxx http://lists.xensource.com/xen-devel
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