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author | Ingo Molnar <mingo@elte.hu> | 2009-02-04 14:54:56 +0100 |
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committer | Ingo Molnar <mingo@elte.hu> | 2009-02-04 14:54:56 +0100 |
commit | bb960a1e42042e82447a5bc0941b3ab6d614bac3 (patch) | |
tree | d2295a923fabb1b01b25bb015c4c2e42ee9df5ca /kernel/irq/handle.c | |
parent | 858770619debfb9269add63e4ba8b7c6b5538dd1 (diff) | |
parent | 06fc732c33a7ff5e4c91bcf4a6ca86b5e335ad9a (diff) |
Merge branch 'core/xen' into x86/urgent
Diffstat (limited to 'kernel/irq/handle.c')
-rw-r--r-- | kernel/irq/handle.c | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/kernel/irq/handle.c b/kernel/irq/handle.c index c20db0be917..3aba8d12f32 100644 --- a/kernel/irq/handle.c +++ b/kernel/irq/handle.c @@ -39,6 +39,18 @@ void handle_bad_irq(unsigned int irq, struct irq_desc *desc) ack_bad_irq(irq); } +#if defined(CONFIG_SMP) && defined(CONFIG_GENERIC_HARDIRQS) +static void __init init_irq_default_affinity(void) +{ + alloc_bootmem_cpumask_var(&irq_default_affinity); + cpumask_setall(irq_default_affinity); +} +#else +static void __init init_irq_default_affinity(void) +{ +} +#endif + /* * Linux has a controller-independent interrupt architecture. * Every controller has a 'controller-template', that is used @@ -134,6 +146,8 @@ int __init early_irq_init(void) int legacy_count; int i; + init_irq_default_affinity(); + desc = irq_desc_legacy; legacy_count = ARRAY_SIZE(irq_desc_legacy); @@ -219,6 +233,8 @@ int __init early_irq_init(void) int count; int i; + init_irq_default_affinity(); + desc = irq_desc; count = ARRAY_SIZE(irq_desc); |