Messages in this thread | | | Date | Thu, 7 Oct 2004 14:28:15 +0200 | From | Arjan van de Ven <> | Subject | Re: Probable module bug in linux-2.6.5-1.358 |
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On Thu, Oct 07, 2004 at 08:26:22AM -0400, Richard B. Johnson wrote: > On Thu, 7 Oct 2004, Arjan van de Ven wrote: > > >On Thu, Oct 07, 2004 at 08:01:47AM -0400, Richard B. Johnson wrote: > >>Also, when this driver is running, transferring large volumes > >>of data, the kernel decides that there have been too many interrupts, and > >>does: > >> > >>Message from syslogd@chaos at Wed Oct 6 21:22:57 2004 ... > >>chaos kernel: Disabling IRQ #18 > >> > >>This, in spite of the fact that interrupts occur only when > >>DMA completion happens and new data are available, i.e., > >>one interrupt every 16 megabytes of data transferred. > >> > >>Who decided that it had a right to disable my interrupt???? > > > >the kernel did because you don't return the proper value for "I handled the > >IRQ" from your ISR. > > Do you know what that value is? I can't find it. I just returned 0 > and it worked for awhile.
IRQ_HANDLED is you handled the irq, IRQ_NONE if you didn't
> The kernel calls cleanup_module() and the printk() shows that it > was truly called.
I fail to find where you declare module_exit() in your sources [unhandled content-type:application/pgp-signature] | |