powerpc/wsp: Fix IRQ affinity setting

PATCH New Benjamin Herrenschmidt 1 participant 1 message Feb 9, 2012 PowerPC

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Benjamin Herrenschmidt

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2012-02-09 04:11 UTC #0 lore raw

PATCH 1/1 powerpc/wsp: Fix IRQ affinity setting

We call the cache_hwirq_map() function with a linux IRQ number but it expects a HW irq number. This triggers a BUG on multic-chip setups in addition to not doing the right thing.

Signed-off-by Benjamin Herrenschmidt <[email protected]>

---
 arch/powerpc/platforms/wsp/ics.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

arch/powerpc/platforms/wsp/ics.c +1 -1

index 5768743..97fe82e 100644
@@ -346,7 +346,7 @@ static int wsp_chip_set_affinity(struct irq_data *d,
 	 * For the moment only implement delivery to all cpus or one cpu.
 	 * Get current irq_server for the given irq
 	 */
-	ret = cache_hwirq_map(ics, d->irq, cpumask);
+	ret = cache_hwirq_map(ics, hw_irq, cpumask);
 	if (ret == -1) {
 		char cpulist[128];
 		cpumask_scnprintf(cpulist, sizeof(cpulist), cpumask);

Signature · 1 line

1.7.7.3