Messages in this thread | | | From | Andy Lutomirski <> | Date | Thu, 22 Jan 2015 17:40:45 -0800 | Subject | Re: [RFC v4 1/2] x86/xen: add xen_is_preemptible_hypercall() |
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On Thu, Jan 22, 2015 at 4:29 PM, Luis R. Rodriguez <mcgrof@do-not-panic.com> wrote: > From: "Luis R. Rodriguez" <mcgrof@suse.com> > > On kernels with voluntary or no preemption we can run > into situations where a hypercall issued through userspace > will linger around as it addresses sub-operatiosn in kernel > context (multicalls). Such operations can trigger soft lockup > detection.
Looks reasonable.
--Andy
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