Gitweb:
http://git.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=8528b0f1de1101c6002036fd53638fb21111d0ea
Commit: 8528b0f1de1101c6002036fd53638fb21111d0ea
Parent: d227e87e6c939c6071def92bc7691ad774c733ff
Author: Linus Torvalds <[EMAIL PROTECTED]>
AuthorDate: Tue Jan 23 14:16:31 2007 -0800
Committer: Linus Torvalds <[EMAIL PROTECTED]>
CommitDate: Tue Jan 23 14:16:31 2007 -0800
Clear spurious irq stat information when adding irq handler
Any newly added irq handler may obviously make any old spurious irq
status invalid, since the new handler may well be the thing that is
supposed to handle any interrupts that came in.
So just clear the statistics when adding handlers.
Pointed-out-by: Alan Cox <[EMAIL PROTECTED]>
Acked-by: Thomas Gleixner <[EMAIL PROTECTED]>
Acked-by: Ingo Molnar <[EMAIL PROTECTED]>
Signed-off-by: Linus Torvalds <[EMAIL PROTECTED]>
---
kernel/irq/manage.c | 3 +++
1 files changed, 3 insertions(+), 0 deletions(-)
diff --git a/kernel/irq/manage.c b/kernel/irq/manage.c
index b385878..8b961ad 100644
--- a/kernel/irq/manage.c
+++ b/kernel/irq/manage.c
@@ -315,6 +315,9 @@ int setup_irq(unsigned int irq, struct irqaction *new)
/* Undo nested disables: */
desc->depth = 1;
}
+ /* Reset broken irq detection when installing new handler */
+ desc->irq_count = 0;
+ desc->irqs_unhandled = 0;
spin_unlock_irqrestore(&desc->lock, flags);
new->irq = irq;
-
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