diff options
| author | KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com> | 2008-12-26 12:29:48 +0900 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2008-12-26 09:48:18 +0100 |
| commit | 18eefedfe8ad33e8fc7614c13359e29a9fab4644 (patch) | |
| tree | e0b7c801c27a3933137e7e4056a3bca3c3244744 /kernel/irq/autoprobe.c | |
| parent | 26ddd8d5cac8a563953d5febe8c6e40909f7bce1 (diff) | |
| download | op-kernel-dev-18eefedfe8ad33e8fc7614c13359e29a9fab4644.zip op-kernel-dev-18eefedfe8ad33e8fc7614c13359e29a9fab4644.tar.gz | |
irq: simplify for_each_irq_desc() usage
Impact: cleanup
all for_each_irq_desc() usage point have !desc check.
then its check can move into for_each_irq_desc() macro.
Signed-off-by: KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>
Acked-by: Yinghai Lu <yinghai@kernel.org>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'kernel/irq/autoprobe.c')
| -rw-r--r-- | kernel/irq/autoprobe.c | 15 |
1 files changed, 0 insertions, 15 deletions
diff --git a/kernel/irq/autoprobe.c b/kernel/irq/autoprobe.c index 650ce41..cc0f732 100644 --- a/kernel/irq/autoprobe.c +++ b/kernel/irq/autoprobe.c @@ -40,9 +40,6 @@ unsigned long probe_irq_on(void) * flush such a longstanding irq before considering it as spurious. */ for_each_irq_desc_reverse(i, desc) { - if (!desc) - continue; - spin_lock_irq(&desc->lock); if (!desc->action && !(desc->status & IRQ_NOPROBE)) { /* @@ -71,9 +68,6 @@ unsigned long probe_irq_on(void) * happened in the previous stage, it may have masked itself) */ for_each_irq_desc_reverse(i, desc) { - if (!desc) - continue; - spin_lock_irq(&desc->lock); if (!desc->action && !(desc->status & IRQ_NOPROBE)) { desc->status |= IRQ_AUTODETECT | IRQ_WAITING; @@ -92,9 +86,6 @@ unsigned long probe_irq_on(void) * Now filter out any obviously spurious interrupts */ for_each_irq_desc(i, desc) { - if (!desc) - continue; - spin_lock_irq(&desc->lock); status = desc->status; @@ -133,9 +124,6 @@ unsigned int probe_irq_mask(unsigned long val) int i; for_each_irq_desc(i, desc) { - if (!desc) - continue; - spin_lock_irq(&desc->lock); status = desc->status; @@ -178,9 +166,6 @@ int probe_irq_off(unsigned long val) unsigned int status; for_each_irq_desc(i, desc) { - if (!desc) - continue; - spin_lock_irq(&desc->lock); status = desc->status; |
