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genirq: better warning on irqchip->set_type() failure

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While I'm glad to finally see the hole fixed whereby passing an invalid
IRQ trigger type to request_irq() would be ignored, the current diagnostic
isn't quite useful.  Fixed by also listing the trigger type which was
rejected.

Signed-off-by: David Brownell <dbrownell@users.sourceforge.net>
Acked-by: Uwe Kleine-König <Uwe.Kleine-Koenig@digi.com>
Cc: Ingo Molnar <mingo@elte.hu>
Cc: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
David Brownell 2008-08-05 13:01:14 -07:00 committed by Linus Torvalds
parent 5b2becc8cf
commit c69ad71bcd
1 changed files with 2 additions and 1 deletions
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3
kernel/irq/manage.c
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@ -323,7 +323,8 @@ static int __irq_set_trigger(struct irq_chip *chip, unsigned int irq,
ret = chip->set_type(irq, flags & IRQF_TRIGGER_MASK);
if (ret)
pr_err("setting flow type for irq %u failed (%pF)\n",
pr_err("setting trigger mode %d for irq %u failed (%pF)\n",
(int)(flags & IRQF_TRIGGER_MASK),
irq, chip->set_type);
return ret;