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powerpc/kvm: fix a openpic bug (Liu Yu) 

An external interrupt should not interrupted in-servicing interrupt with equal priority.

Signed-off-by: Liu Yu <yu.liu@freescale.com>
Acked-by: Hollis Blanchard <hollisb@us.ibm.com>
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>



git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@6328 c046a42c-6fe2-441c-8c8c-71466251a162
This commit is contained in:
aliguori 2009-01-15 21:19:54 +00:00
parent 57be80f948
commit 2486516710
1 changed files with 1 additions and 1 deletions
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2
hw/openpic.c
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@ -279,7 +279,7 @@ static void IRQ_local_pipe (openpic_t *opp, int n_CPU, int n_IRQ)
}
IRQ_get_next(opp, &dst->raised);
if (IRQ_get_next(opp, &dst->servicing) != -1 &&
priority < dst->servicing.priority) {
priority <= dst->servicing.priority) {
DPRINTF("%s: IRQ %d is hidden by servicing IRQ %d on CPU %d\n",
__func__, n_IRQ, dst->servicing.next, n_CPU);
/* Already servicing a higher priority IRQ */