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authorBenjamin Herrenschmidt <benh@kernel.crashing.org>2009-03-11 17:10:07 +1100
committerBenjamin Herrenschmidt <benh@kernel.crashing.org>2009-03-11 17:10:07 +1100
commite14eee56c2280953c6e3d24d5dce42bd90836b81 (patch)
tree21ab792d9ad6fbbab460058f352a0158f995644e /arch/blackfin/mach-common/smp.c
parentd6ee6f7e4c74d9a0fed7544f4d389bde004651d3 (diff)
parent99adcd9d67aaf04e28f5ae96df280f236bde4b66 (diff)
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Merge commit 'origin/master' into next
Diffstat (limited to 'arch/blackfin/mach-common/smp.c')
-rw-r--r--arch/blackfin/mach-common/smp.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/arch/blackfin/mach-common/smp.c b/arch/blackfin/mach-common/smp.c
index 77c99284709..93eab614607 100644
--- a/arch/blackfin/mach-common/smp.c
+++ b/arch/blackfin/mach-common/smp.c
@@ -158,10 +158,14 @@ static irqreturn_t ipi_handler(int irq, void *dev_instance)
kfree(msg);
break;
case BFIN_IPI_CALL_FUNC:
+ spin_unlock(&msg_queue->lock);
ipi_call_function(cpu, msg);
+ spin_lock(&msg_queue->lock);
break;
case BFIN_IPI_CPU_STOP:
+ spin_unlock(&msg_queue->lock);
ipi_cpu_stop(cpu);
+ spin_lock(&msg_queue->lock);
kfree(msg);
break;
default:
@@ -457,7 +461,7 @@ void smp_icache_flush_range_others(unsigned long start, unsigned long end)
smp_flush_data.start = start;
smp_flush_data.end = end;
- if (smp_call_function(&ipi_flush_icache, &smp_flush_data, 1))
+ if (smp_call_function(&ipi_flush_icache, &smp_flush_data, 0))
printk(KERN_WARNING "SMP: failed to run I-cache flush request on other CPUs\n");
}
EXPORT_SYMBOL_GPL(smp_icache_flush_range_others);