diff options
| author | Ingo Molnar <mingo@elte.hu> | 2009-04-07 13:47:33 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2009-04-07 13:47:45 +0200 |
| commit | 93776a8ec746cf9d32c36e5a5b23d28d8be28826 (patch) | |
| tree | 6c472ae9f709246ee5268e1d71559d07839fb965 /kernel/irq/chip.c | |
| parent | 34886c8bc590f078d4c0b88f50d061326639198d (diff) | |
| parent | d508afb437daee7cf07da085b635c44a4ebf9b38 (diff) | |
Merge branch 'linus' into tracing/core
Merge reason: update to upstream tracing facilities
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'kernel/irq/chip.c')
| -rw-r--r-- | kernel/irq/chip.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/kernel/irq/chip.c b/kernel/irq/chip.c index 122fef4b0bd..c687ba4363f 100644 --- a/kernel/irq/chip.c +++ b/kernel/irq/chip.c @@ -81,6 +81,7 @@ void dynamic_irq_cleanup(unsigned int irq) desc->handle_irq = handle_bad_irq; desc->chip = &no_irq_chip; desc->name = NULL; + clear_kstat_irqs(desc); spin_unlock_irqrestore(&desc->lock, flags); } @@ -293,7 +294,8 @@ static inline void mask_ack_irq(struct irq_desc *desc, int irq) desc->chip->mask_ack(irq); else { desc->chip->mask(irq); - desc->chip->ack(irq); + if (desc->chip->ack) + desc->chip->ack(irq); } } @@ -479,7 +481,8 @@ handle_edge_irq(unsigned int irq, struct irq_desc *desc) kstat_incr_irqs_this_cpu(irq, desc); /* Start handling the irq */ - desc->chip->ack(irq); + if (desc->chip->ack) + desc->chip->ack(irq); desc = irq_remap_to_desc(irq, desc); /* Mark the IRQ currently in progress.*/ |