diff options
| author | Thomas Gleixner <tglx@linutronix.de> | 2009-11-17 15:46:45 (GMT) |
|---|---|---|
| committer | Thomas Gleixner <tglx@linutronix.de> | 2009-12-14 22:55:33 (GMT) |
| commit | 239007b8440abff689632f50cdf0f2b9e895b534 (patch) | |
| tree | 569cab843af4a999d6d868ec9a824530d2bfa733 /arch/powerpc/platforms/52xx | |
| parent | 9f5a5621e78cf48d86682a71ceb3fcdbde38b222 (diff) | |
| download | linux-239007b8440abff689632f50cdf0f2b9e895b534.tar.xz | |
genirq: Convert irq_desc.lock to raw_spinlock
Convert locks which cannot be sleeping locks in preempt-rt to
raw_spinlocks.
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Acked-by: Peter Zijlstra <peterz@infradead.org>
Acked-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'arch/powerpc/platforms/52xx')
| -rw-r--r-- | arch/powerpc/platforms/52xx/media5200.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/arch/powerpc/platforms/52xx/media5200.c b/arch/powerpc/platforms/52xx/media5200.c index cc0c854..0bac3a3 100644 --- a/arch/powerpc/platforms/52xx/media5200.c +++ b/arch/powerpc/platforms/52xx/media5200.c @@ -86,9 +86,9 @@ void media5200_irq_cascade(unsigned int virq, struct irq_desc *desc) u32 status, enable; /* Mask off the cascaded IRQ */ - spin_lock(&desc->lock); + raw_spin_lock(&desc->lock); desc->chip->mask(virq); - spin_unlock(&desc->lock); + raw_spin_unlock(&desc->lock); /* Ask the FPGA for IRQ status. If 'val' is 0, then no irqs * are pending. 'ffs()' is 1 based */ @@ -104,11 +104,11 @@ void media5200_irq_cascade(unsigned int virq, struct irq_desc *desc) } /* Processing done; can reenable the cascade now */ - spin_lock(&desc->lock); + raw_spin_lock(&desc->lock); desc->chip->ack(virq); if (!(desc->status & IRQ_DISABLED)) desc->chip->unmask(virq); - spin_unlock(&desc->lock); + raw_spin_unlock(&desc->lock); } static int media5200_irq_map(struct irq_host *h, unsigned int virq, |