On Tue, Mar 29, 2016 at 02:15:23PM +0000, Rob Groner wrote:

I?m investigating why our drivers no longer work correctly after the 4.2
kernel.  I have verified that in the 4.4 kernel, interrupts no longer work for
us as they did before.  Here are the symptoms:

What drivers are these?  Do you have a pointer to the source for them?

And what platform are you having these problems on, x86, arm64,
something else?

thanks,

greg k-h