Re: [PATCH v2] port/xen: map memory directly in privcmd PRIVCMD_MMAPBATCH

[Cherry G. Mathew <cherry%zyx.in@localhost>]

>>>>> "Manuel" == Manuel Bouyer <bouyer%antioche.eu.org@localhost> writes:

    Manuel> On Wed, Jun 27, 2012 at 05:23:26AM +0530, Cherry G. Mathew wrote:
    >> It just occurred to me that if all that's required is a fault-in
    >> ( to trigger the bogus backing mapping fault handler ) at ioctl
    >> time, the following patch (untested) should do the trick as a
    >> temporary shim.

    Manuel> I did think about something like this. But then the kernel
    Manuel> keeps wrong informations. I think it's less bad to enter
    Manuel> unmanaged mappings.

oic, so that subsequent fault mappings won't be attempted with 
"stale" addresses ? *nod*.

I still think this is qemu breakage though. Fixing that would be DTRT.
-- 
Cherry