Messages in this thread | | | Date | Mon, 19 Dec 2016 15:24:05 +0100 | From | Radim Krčmář <> | Subject | Re: [PATCH 2/2] KVM: x86: flush pending lapic jump label updates on module unload |
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2016-12-16 14:30-0800, David Matlack: > KVM's lapic emulation uses static_key_deferred (apic_{hw,sw}_disabled). > These are implemented with delayed_work structs which can still be > pending when the KVM module is unloaded. We've seen this cause kernel > panics when the kvm_intel module is quickly reloaded. > > Use the new static_key_deferred_flush() API to flush pending updates on > module unload. > > Signed-off-by: David Matlack <dmatlack@google.com> > ---
Oh, this forgotten bug. I guess that patches to do this automatically from generic module unload code would be over-engineering it ...
Reviewed-by: Radim Krčmář <rkrcmar@redhat.com>
Thanks.
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