On 21 June 2016, at 20:50, Andrew Cooper <andrew.coop...@citrix.com> wrote:
> > >On 20/06/16 12:29, Jan Beulich wrote: >> If we have the translation result available already, we should also use >> it here. In my tests with Linux guests this eliminates all calls to >> hvmemul_linear_to_phys() from the STOS path and most from the MOVS one. >> >> Also record the translation for re-use at least during response >> processing. >> >> Signed-off-by: Jan Beulich <jbeul...@suse.com> >This patch is still broken. All XenServer HVM guests (both windows and >linux) are dying, with Qemu citing >I/O request not read: 0, ptr: 0, port: 0, data: 0, count: 0, size: 0 >The domain still exists, but it looks like it never gets unpaused from >the device model request. I think that error is normal. The first time QEMU scans the ioreq pages it sees them blank. The lack of unpause, of course, is not normal. Paul >~Andrew >
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