>>> On 20.04.15 at 20:50, <li...@eikelenboom.it> wrote: > Monday, April 20, 2015, 6:11:42 PM, you wrote: >>>>> On 16.04.15 at 11:28, <t...@xen.org> wrote: >>> At 22:35 +0100 on 11 Apr (1428791713), Andrew Cooper wrote: >>>> At least we now understand why it happens. I will defer to others CC'd >>>> on this thread for their opinions in the matter. >>> >>> The patch semes like a pretty good check to me, though I'm not >>> convinced it's race-free. At the least I'd cache the m2p lookup so we >>> use the same value for the checks and the map_page() call. >>> >>> And IMO update_paging_mode() ought to log and reject bogus GFNs as >>> well. > >> could you give the patch below a try, namely also in the context >> of seeing again the issue originally fixed by Andrew's initial patch? >> Please make sure you try a debug build and you have >> "iommu=debug" on the Xen command line. > > I'm running with it now, have seen no issues so far !
Interesting - didn't you say that as a side effect of Andrew's patch you saw massive log spam? Jan _______________________________________________ Xen-devel mailing list Xen-devel@lists.xen.org http://lists.xen.org/xen-devel