From 13e87ec68641fd54f3fa04eef3419d034ed2115a Mon Sep 17 00:00:00 2001
From: Andrew Morton <akpm@osdl.org>
Date: Thu, 27 Apr 2006 18:39:18 -0700
Subject: [PATCH] request_irq(): remove warnings from irq probing
- Add new SA_PROBEIRQ which suppresses the new sharing-mismatch warning.
Some drivers like to use request_irq() to find an unused interrupt slot.
- Use it in i82365.c
- Kill unused SA_PROBE.
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
---
kernel/irq/manage.c | 6 ++++--
1 file changed, 4 insertions(+), 2 deletions(-)
(limited to 'kernel')
diff --git a/kernel/irq/manage.c b/kernel/irq/manage.c
index ac766ad..1279e34 100644
--- a/kernel/irq/manage.c
+++ b/kernel/irq/manage.c
@@ -246,8 +246,10 @@ int setup_irq(unsigned int irq, struct irqaction * new)
mismatch:
spin_unlock_irqrestore(&desc->lock, flags);
- printk(KERN_ERR "%s: irq handler mismatch\n", __FUNCTION__);
- dump_stack();
+ if (!(new->flags & SA_PROBEIRQ)) {
+ printk(KERN_ERR "%s: irq handler mismatch\n", __FUNCTION__);
+ dump_stack();
+ }
return -EBUSY;
}
--
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