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authorAlexander Graf <agraf@suse.de>2014-05-22 17:25:14 +0200
committerAlexander Graf <agraf@suse.de>2014-05-30 14:26:26 +0200
commitaae6559651dd9d779da79f30de02033557fe263b (patch)
treee20739fdfd363f9322c89f4730ae5b22034f4ead /arch/powerpc/kvm/powerpc.c
parent42188365f92c2d6bc89c9441a5e9305c1354e8a6 (diff)
downloadop-kernel-dev-aae6559651dd9d779da79f30de02033557fe263b.zip
op-kernel-dev-aae6559651dd9d779da79f30de02033557fe263b.tar.gz
KVM: PPC: MPIC: Reset IRQ source private members
When we reset the in-kernel MPIC controller, we forget to reset some hidden state such as destmask and output. This state is usually set when the guest writes to the IDR register for a specific IRQ line. To make sure we stay in sync and don't forget hidden state, treat reset of the IDR register as a simple write of the IDR register. That automatically updates all the hidden state as well. Reported-by: Paul Janzen <pcj@pauljanzen.org> Signed-off-by: Alexander Graf <agraf@suse.de>
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