On Mon, Sep 19, 2016 at 11:59:29AM +0530, Nikunj A Dadhania wrote: > Fix inconsistent irq status, because of this in the trace logs, for e.g. > LSI status was 0x7, i.e. XICS_STATUS_ASSERTED, XICS_STATUS_SENT and > XICS_STATUS_REJECTED all set, which did not make sense. So the REJECTED > would have been set in earlier interrupt cycle, and then asserted and > sent in this current one. > > Signed-off-by: Nikunj A Dadhania <nik...@linux.vnet.ibm.com>
It looks like this patch stands on its own, so I've applied it to ppc-for-2.8. > --- > hw/intc/xics.c | 7 +++++-- > 1 file changed, 5 insertions(+), 2 deletions(-) > > diff --git a/hw/intc/xics.c b/hw/intc/xics.c > index cd48f42..69162f0 100644 > --- a/hw/intc/xics.c > +++ b/hw/intc/xics.c > @@ -505,8 +505,11 @@ static void ics_reject(ICSState *ics, int nr) > ICSIRQState *irq = ics->irqs + nr - ics->offset; > > trace_xics_ics_reject(nr, nr - ics->offset); > - irq->status |= XICS_STATUS_REJECTED; /* Irrelevant but harmless for LSI > */ > - irq->status &= ~XICS_STATUS_SENT; /* Irrelevant but harmless for MSI */ > + if (irq->flags & XICS_FLAGS_IRQ_MSI) { > + irq->status |= XICS_STATUS_REJECTED; > + } else if (irq->flags & XICS_FLAGS_IRQ_LSI) { > + irq->status &= ~XICS_STATUS_SENT; > + } > } > > static void ics_resend(ICSState *ics) -- David Gibson | I'll have my music baroque, and my code david AT gibson.dropbear.id.au | minimalist, thank you. NOT _the_ _other_ | _way_ _around_! http://www.ozlabs.org/~dgibson
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