On Friday 09 September 2005 03:47, Philip Rowlands wrote:
> Attached are serial console logs captured by Grant Kwok (thanks Grant!)
> showing the kernel log during system lockup - he's having some trouble
> mailing the list.
>
> Anyone familiar with interrupt handler oopses? I'm among the least
> qualified to comment on interrupt handlers, but... is it correct that
> ivtv uses SA_INTERRUPT (disable all interrupts during handler), yet
> doesn't use a minimal "top-half"? In ivtv_irq_handler I see spinlocks,
> printks, and other fun stuff which might cause complications.
>
> If not that, then perhaps the kfree() at ivtv-fileops.c:1494 (in
> ivtv_v4l2_close)?
Isn't the problem simply that the YUV decoder buffers cannot be allocated?
Memory allocation failures are not handled very well in the driver and if you
continue regardless I'm not surprised all sorts of strange errors crop up.
Hans
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