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Add error reporting to interrupt CPU binding.

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This commit is contained in:
Nathan Whitehorn 2015-02-10 00:57:26 +00:00
parent 9ddcd32269
commit a4c6f6e512
1 changed files with 6 additions and 3 deletions
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9
sys/powerpc/pseries/xics.c
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@ -197,12 +197,13 @@ xicp_bind(device_t dev, u_int irq, cpuset_t cpumask)
{
struct xicp_softc *sc = device_get_softc(dev);
cell_t status, cpu;
int ncpus, i;
int ncpus, i, error;
/*
* This doesn't appear to actually support affinity groups, so pick a
* random CPU.
*/
ncpus = 0;
CPU_FOREACH(cpu)
if (CPU_ISSET(cpu, &cpumask)) ncpus++;
@ -217,8 +218,10 @@ xicp_bind(device_t dev, u_int irq, cpuset_t cpumask)
}
rtas_call_method(sc->ibm_set_xive, 3, 1, irq, cpu, XICP_PRIORITY,
&status);
error = rtas_call_method(sc->ibm_set_xive, 3, 1, irq, cpu,
XICP_PRIORITY, &status);
if (error < 0)
panic("Cannot bind interrupt %d to CPU %d", irq, cpu);
}
static void