Re: can: About Socket CAN with MSI issue

[Dave Airlie]

On Wed, Oct 27, 2010 at 2:29 PM, Tomoya MORINAGA
<tomoya-linux@xxxxxxxxxxxxxxx> wrote:
> We have faced issue when our CAN diriver whose MSI is enabled, after installing the driver,
> once remove the driver and install the driver again,
> As a result, interupt handler of the driver is not called again.
>
> Do you have any information or suggestion about the above issue?

Its a bug in the PCI layer most likely,

http://amailbox.org/mailarchive/linux-kernel/2010/10/7/4629072

Dave.
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