diff options
| author | Ingo Molnar <mingo@elte.hu> | 2006-06-29 02:24:42 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@g5.osdl.org> | 2006-06-29 10:26:22 -0700 |
| commit | cd916d31cc31273eca8a620fae02b7bf7f577559 (patch) | |
| tree | 1af0c37c1fd92c90a178ed1a7d1d8b5a90a1ddb8 | |
| parent | 4a733ee12618cf3ec25cbc337a5e0ba3ad5d7fb6 (diff) | |
| download | linux-cd916d31cc31273eca8a620fae02b7bf7f577559.tar.bz2 | |
[PATCH] genirq: cleanup: merge pending_irq_cpumask[] into irq_desc[]
Consolidation: remove the pending_irq_cpumask[NR_IRQS] array and move it into
the irq_desc[NR_IRQS].pending_mask field.
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
| -rw-r--r-- | arch/i386/kernel/io_apic.c | 2 | ||||
| -rw-r--r-- | include/linux/irq.h | 2 | ||||
| -rw-r--r-- | kernel/irq/manage.c | 4 | ||||
| -rw-r--r-- | kernel/irq/migration.c | 8 |
4 files changed, 6 insertions, 10 deletions
diff --git a/arch/i386/kernel/io_apic.c b/arch/i386/kernel/io_apic.c index 4a74b696c6a3..afe54f257cb8 100644 --- a/arch/i386/kernel/io_apic.c +++ b/arch/i386/kernel/io_apic.c @@ -581,7 +581,7 @@ static int balanced_irq(void *unused) /* push everything to CPU 0 to give us a starting point. */ for (i = 0 ; i < NR_IRQS ; i++) { - pending_irq_cpumask[i] = cpumask_of_cpu(0); + irq_desc[i].pending_mask = cpumask_of_cpu(0); set_pending_irq(i, cpumask_of_cpu(0)); } diff --git a/include/linux/irq.h b/include/linux/irq.h index 1022c5d42546..81f3d976bb32 100644 --- a/include/linux/irq.h +++ b/include/linux/irq.h @@ -83,6 +83,7 @@ struct irq_desc { cpumask_t affinity; #endif #if defined(CONFIG_GENERIC_PENDING_IRQ) || defined(CONFIG_IRQBALANCE) + cpumask_t pending_mask; unsigned int move_irq; /* need to re-target IRQ dest */ #endif #ifdef CONFIG_PROC_FS @@ -120,7 +121,6 @@ static inline void set_native_irq_info(int irq, cpumask_t mask) #ifdef CONFIG_SMP #if defined(CONFIG_GENERIC_PENDING_IRQ) || defined(CONFIG_IRQBALANCE) -extern cpumask_t pending_irq_cpumask[NR_IRQS]; void set_pending_irq(unsigned int irq, cpumask_t mask); void move_native_irq(int irq); diff --git a/kernel/irq/manage.c b/kernel/irq/manage.c index 6a6f1d3dd399..ca9b5d36abe8 100644 --- a/kernel/irq/manage.c +++ b/kernel/irq/manage.c @@ -16,10 +16,6 @@ #ifdef CONFIG_SMP -#if defined (CONFIG_GENERIC_PENDING_IRQ) || defined (CONFIG_IRQBALANCE) -cpumask_t __cacheline_aligned pending_irq_cpumask[NR_IRQS]; -#endif - /** * synchronize_irq - wait for pending IRQ handlers (on other CPUs) * @irq: interrupt number to wait for diff --git a/kernel/irq/migration.c b/kernel/irq/migration.c index a571c3abb793..a57ebe9fa6f6 100644 --- a/kernel/irq/migration.c +++ b/kernel/irq/migration.c @@ -8,7 +8,7 @@ void set_pending_irq(unsigned int irq, cpumask_t mask) spin_lock_irqsave(&desc->lock, flags); desc->move_irq = 1; - pending_irq_cpumask[irq] = mask; + irq_desc[irq].pending_mask = mask; spin_unlock_irqrestore(&desc->lock, flags); } @@ -30,7 +30,7 @@ void move_native_irq(int irq) desc->move_irq = 0; - if (unlikely(cpus_empty(pending_irq_cpumask[irq]))) + if (unlikely(cpus_empty(irq_desc[irq].pending_mask))) return; if (!desc->chip->set_affinity) @@ -38,7 +38,7 @@ void move_native_irq(int irq) assert_spin_locked(&desc->lock); - cpus_and(tmp, pending_irq_cpumask[irq], cpu_online_map); + cpus_and(tmp, irq_desc[irq].pending_mask, cpu_online_map); /* * If there was a valid mask to work with, please @@ -58,5 +58,5 @@ void move_native_irq(int irq) if (likely(!(desc->status & IRQ_DISABLED))) desc->chip->enable(irq); } - cpus_clear(pending_irq_cpumask[irq]); + cpus_clear(irq_desc[irq].pending_mask); } |