On 01/20/2012 05:17 PM, Terry Fryar wrote:
> Using xenomai 2.6.0 with 2.6.38 kernel and rtdm. Been working on a rtdm
> driver for awhile and all of a sudden I've lost stability. So, I've backed
> off all code except for registering an empty realtime irq handler using
> rtdm_irq_request(). I'm getting kernel oops, and I don't know why? The irq
> handler simply returns RTDM_IRQ_HANDLED and that's it. I've rebuilt my
> kernel several times, and I'm wondering if I'm missing a .config entry for
> something related to xenomai?? If I take out the irq handler registration,
> all is fine. This driver's been working for about 2 weeks, but all of a
> sudden I'm getting kernel faults. Here's what I'm getting from my driver
> (vme_pd_drv):
Are you working on omap ? Is the irq coming from a gpio ? Are you
returning IRQ_HANDLED without acknowledging the interrupt at device
level (I am talking about the device on the other end of the irq line).
--
Gilles.
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