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authorThomas Gleixner <tglx@linutronix.de>2011-02-07 17:30:50 +0100
committerThomas Gleixner <tglx@linutronix.de>2011-02-19 12:58:07 +0100
commitb008207cbd0d5ce606a1a2ac52826e0ab37d0b99 (patch)
treeef3d7bc8414aa232829483e64f37758f3fdeebc2 /kernel/irq/manage.c
parentgenirq: Simplify affinity related code (diff)
downloadlinux-b008207cbd0d5ce606a1a2ac52826e0ab37d0b99.tar.xz
linux-b008207cbd0d5ce606a1a2ac52826e0ab37d0b99.zip
genirq: Rremove redundant check
IRQ_NO_BALANCING is already checked in irq_can_set_affinity() above, no need to check it again. Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Diffstat (limited to 'kernel/irq/manage.c')
-rw-r--r--kernel/irq/manage.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/kernel/irq/manage.c b/kernel/irq/manage.c
index 99f3e9a3780c..591c927b135c 100644
--- a/kernel/irq/manage.c
+++ b/kernel/irq/manage.c
@@ -256,6 +256,7 @@ EXPORT_SYMBOL_GPL(irq_set_affinity_notifier);
*/
static int setup_affinity(unsigned int irq, struct irq_desc *desc)
{
+ /* Excludes PER_CPU and NO_BALANCE interrupts */
if (!irq_can_set_affinity(irq))
return 0;
@@ -263,7 +264,7 @@ static int setup_affinity(unsigned int irq, struct irq_desc *desc)
* Preserve an userspace affinity setup, but make sure that
* one of the targets is online.
*/
- if (desc->status & (IRQ_AFFINITY_SET | IRQ_NO_BALANCING)) {
+ if (desc->status & (IRQ_AFFINITY_SET)) {
if (cpumask_any_and(desc->irq_data.affinity, cpu_online_mask)
< nr_cpu_ids)
goto set_affinity;