[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] Re: [Xen-devel] [xen-4.1-testing test] 9805: regressions - FAIL
On 17/11/2011 09:57, "Stefan Bader" <stefan.bader@xxxxxxxxxxxxx> wrote: >>> This is due to a bad backport of c/s 24007:0526644ad2a6: In -unstable, >>> evtchn_unmask() must be called with d->event_lock held, while in 4.1 >>> the function acquires the lock (and now gets called with the lock already >>> held from do_physdev_op()'s case PHYSDEVOP_eoi). The change dates >>> back to 23573:584c2e5e03d9, which hardly is a candidate for backporting >>> (but maybe the locking change needs to be pulled out of there). >> >> Interestingly, Ubuntu's 4.1 fix has exactly the same problem. >> > > Hm, yes we should. I am pretty sure I hit that code path often enough, Wonder > why I never saw any dead lock there... Perhaps your dom0 kernel doesn't register a pirq_eoi_map. -- Keir _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxxxxxxxx http://lists.xensource.com/xen-devel
|
Lists.xenproject.org is hosted with RackSpace, monitoring our |