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Merge tag 'asm-generic-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git...
[firefly-linux-kernel-4.4.55.git]
/
kernel
/
irq
/
manage.c
diff --git
a/kernel/irq/manage.c
b/kernel/irq/manage.c
index 80692373abd6e809b973c4be5fcad24ef52edfd7..196a06fbc122fed81333c3bfd7205cfcef9aa73f 100644
(file)
--- a/
kernel/irq/manage.c
+++ b/
kernel/irq/manage.c
@@
-243,6
+243,9
@@
int irq_set_affinity_hint(unsigned int irq, const struct cpumask *m)
return -EINVAL;
desc->affinity_hint = m;
irq_put_desc_unlock(desc, flags);
+ /* set the initial affinity to prevent every interrupt being on CPU0 */
+ if (m)
+ __irq_set_affinity(irq, m, false);
return 0;
}
EXPORT_SYMBOL_GPL(irq_set_affinity_hint);