[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] Re: [Xen-devel] [PATCH] xen: privcmd: schedule() after private hypercall when non CONFIG_PREEMPT
On Mon, Dec 01, 2014 at 11:01:18AM +0000, David Vrabel wrote: > On 28/11/14 04:49, Juergen Gross wrote: > > On 11/27/2014 07:50 PM, Andrew Cooper wrote: > >> > >> XenServer uses > >> > >> https://github.com/xenserver/linux-3.x.pg/blob/master/master/0001-x86-xen-allow-privcmd-hypercalls-to-be-preempted.patch > >> > >> > >> to deal with these issues. That patch is based on 3.10. > > > > Clever. :-) > > > >> > >> I can remember whether this has been submitted upstream before (and > >> there were outstanding issues), or whether it fell at an inconvenient > >> time with our development cycles. > > > > I found > > > > http://lists.xen.org/archives/html/xen-devel/2014-02/msg02540.html > > > > and nothing else. > > I dropped it because it copy-and-paste a bunch of otherwise generic x86 > assembler and looked unlikely to get an x86 maintainer ack. If you > think otherwise, feel free to pick it up and run with it. I was trying to run with it, but my biggest gripe with this was the use of preempt_schedule_irq(), but we can review that on the other thread. Luis _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxx http://lists.xen.org/xen-devel
|
Lists.xenproject.org is hosted with RackSpace, monitoring our |