Author: nwhitehorn
Date: Tue Jul 6 15:38:38 2010
New Revision: 209726
URL: http://svn.freebsd.org/changeset/base/209726
Log:
It does not actually make sense to provide an IPI facility on non-root
PICs, so replace cpuid logic with an assert.
Modified:
head/sys/powerpc/powerpc/openpic.c
Modified: head/sys/powerpc/powerpc/openpic.c
==============================================================================
--- head/sys/powerpc/powerpc/openpic.c Tue Jul 6 15:31:58 2010
(r209725)
+++ head/sys/powerpc/powerpc/openpic.c Tue Jul 6 15:38:38 2010
(r209726)
@@ -331,13 +331,12 @@ void
openpic_ipi(device_t dev, u_int cpu)
{
struct openpic_softc *sc;
- u_int cpuid;
+
+ KASSERT(dev == root_pic, ("Cannot send IPIs from non-root OpenPIC"));
sc = device_get_softc(dev);
sched_pin();
- cpuid = (dev == root_pic) ? PCPU_GET(cpuid) : 0;
-
- openpic_write(sc, OPENPIC_PCPU_IPI_DISPATCH(cpuid, 0),
+ openpic_write(sc, OPENPIC_PCPU_IPI_DISPATCH(PCPU_GET(cpuid), 0),
1u << cpu);
sched_unpin();
}
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