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[PATCH] genirq: cleanup: misc code cleanups

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Assorted code cleanups to the generic IRQ code.

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>
This commit is contained in:
Ingo Molnar
2006-06-29 02:24:40 -07:00
committed by Linus Torvalds
parent 2e60bbb6d5
commit 06fcb0c6fb
5 changed files with 66 additions and 60 deletions
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16
kernel/irq/autoprobe.c
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@@ -27,7 +27,7 @@ static DEFINE_MUTEX(probing_active);
*/
unsigned long probe_irq_on(void)
{
unsigned long val;
unsigned long mask;
irq_desc_t *desc;
unsigned int i;
@@ -40,8 +40,8 @@ unsigned long probe_irq_on(void)
desc = irq_desc + i;
spin_lock_irq(&desc->lock);
if (!irq_desc[i].action)
irq_desc[i].chip->startup(i);
if (!desc->action)
desc->chip->startup(i);
spin_unlock_irq(&desc->lock);
}
@@ -73,11 +73,11 @@ unsigned long probe_irq_on(void)
/*
* Now filter out any obviously spurious interrupts
*/
val = 0;
mask = 0;
for (i = 0; i < NR_IRQS; i++) {
irq_desc_t *desc = irq_desc + i;
unsigned int status;
desc = irq_desc + i;
spin_lock_irq(&desc->lock);
status = desc->status;
@@ -88,14 +88,13 @@ unsigned long probe_irq_on(void)
desc->chip->shutdown(i);
} else
if (i < 32)
val |= 1 << i;
mask |= 1 << i;
}
spin_unlock_irq(&desc->lock);
}
return val;
return mask;
}
EXPORT_SYMBOL(probe_irq_on);
/**
@@ -184,6 +183,5 @@ int probe_irq_off(unsigned long val)
return irq_found;
}
EXPORT_SYMBOL(probe_irq_off);