[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] RE: [Xen-devel] string mmio/pio across page boundaries
>>> "Li, Xin B" <xin.b.li@xxxxxxxxx> 23.11.06 12:36 >>> >> >>When preparing arguments for send_mmio_req() or send_pio_req() in hvm >>where a single iteration crosses a page boundary, the value to >>be written is copied from guest memory, but I can't see where the value >>read is copied to guest memory. Is this case simply missing? >> > >in send_mmio_req or send_pio_req, there is no request crossing a page >boundary, since it's already converted. I didn't say in these two functions, I said when preparing the arguments for them. Would you look at this again, please? Similarly for the updating of ecx that I asked about in a subsequent mail. >Are you using an old source tree, I don't see such code, and we have >sent a patch to clean that code before xen 3.0.3. >I think the logic is correct now. It isn't - I'm working on a 3.0.3 based tree right now. But yes, I see that -unstable has this fixed. I should have checked... Jan _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxxxxxxxx http://lists.xensource.com/xen-devel
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