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| author | Thomas Gleixner <tglx@linutronix.de> | 2011-02-08 17:11:03 +0100 |
|---|---|---|
| committer | Thomas Gleixner <tglx@linutronix.de> | 2011-02-19 12:58:20 +0100 |
| commit | a005677b3dd05decdd8880cf3044ae709856f58f (patch) | |
| tree | 529d1454940fe8c6723bd54f01e009d9be2ab840 /kernel/irq/chip.c | |
| parent | 1ce6068dac1924f7095be5850481e790cbf1b3c1 (diff) | |
| download | linux-a005677b3dd05decdd8880cf3044ae709856f58f.tar.gz linux-a005677b3dd05decdd8880cf3044ae709856f58f.tar.bz2 linux-a005677b3dd05decdd8880cf3044ae709856f58f.zip | |
genirq: Mirror IRQ_PER_CPU and IRQ_NO_BALANCING in irq_data.state
That's the right data structure to look at for arch code.
Accessor functions are provided.
irqd_is_per_cpu(irqdata);
irqd_can_balance(irqdata);
Coders who access them directly will be tracked down and slapped with
stinking trouts.
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Diffstat (limited to 'kernel/irq/chip.c')
| -rw-r--r-- | kernel/irq/chip.c | 15 |
1 files changed, 9 insertions, 6 deletions
diff --git a/kernel/irq/chip.c b/kernel/irq/chip.c index 73b2e7e00934..b8aa3dfe8301 100644 --- a/kernel/irq/chip.c +++ b/kernel/irq/chip.c @@ -706,12 +706,15 @@ void irq_modify_status(unsigned int irq, unsigned long clr, unsigned long set) if (!desc) return; - /* Sanitize flags */ - set &= IRQF_MODIFY_MASK; - clr &= IRQF_MODIFY_MASK; - raw_spin_lock_irqsave(&desc->lock, flags); - desc->status &= ~clr; - desc->status |= set; + + irq_settings_clr_and_set(desc, clr, set); + + irqd_clear(&desc->irq_data, IRQD_NO_BALANCING | IRQD_PER_CPU); + if (irq_settings_has_no_balance_set(desc)) + irqd_set(&desc->irq_data, IRQD_NO_BALANCING); + if (irq_settings_is_per_cpu(desc)) + irqd_set(&desc->irq_data, IRQD_PER_CPU); + raw_spin_unlock_irqrestore(&desc->lock, flags); } |