Messages in this thread | | | From | Arnd Bergmann <> | Subject | Re: [PATCH RFC v2] net: add PCINet driver | Date | Wed, 5 Nov 2008 14:19:52 +0100 |
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On Tuesday 04 November 2008, Ira Snyder wrote:
> So, since interrupts are disabled while my interrupt handler is running, > I think I should be able to use spin_lock() and spin_unlock(), correct?
yes.
> But sparse gives me the following warning: > wqt.c:185:9: warning: context imbalance in 'wqt_interrupt': wrong count at exit > wqt.c:185:9: context 'lock': wanted 0, got 1 > > If I'm using spin_lock_irqsave() and spin_lock_irqrestore() I do not get > the same warnings. Therefore I must have some misunderstanding :)
I've seen something like that before, I think it was a bug either in sparse or in the powerpc platform code. Try updating both the kernel and sparse and see if it still happens.
Arnd <><
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