Patchwork powerpc/wsp: Fix IRQ affinity setting

login
register
mail settings
Submitter Benjamin Herrenschmidt
Date Feb. 9, 2012, 4:11 a.m.
Message ID <1328760661.2903.49.camel@pasglop>
Download mbox | patch
Permalink /patch/140311/
State Accepted, archived
Headers show

Comments

Benjamin Herrenschmidt - Feb. 9, 2012, 4:11 a.m.
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 <benh@kernel.crashing.org>
---
 arch/powerpc/platforms/wsp/ics.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

Patch

diff --git a/arch/powerpc/platforms/wsp/ics.c b/arch/powerpc/platforms/wsp/ics.c
index 5768743..97fe82e 100644
--- a/arch/powerpc/platforms/wsp/ics.c
+++ b/arch/powerpc/platforms/wsp/ics.c
@@ -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);