On Mon, Jul 08, 2013 at 10:41:33AM +0100, Nick Dyer wrote:
> Dmitry Torokhov wrote:
> > On Thu, Jun 27, 2013 at 01:49:01PM +0100, Nick Dyer wrote:
> >> Signed-off-by: Nick Dyer <[email protected]>
> > 
> > So before we allocated input device before requesting IRQ, now we fo it
> > afterwards so there is moment where the interrupt is requested and not
> > disabled and input device is not allocated yet. Is it possible for
> > interrupt to happen at that moment?
> 
> Yes, and it will be handled correctly, there are guards in the correct
> places to ensure the input device will not be used before being registered.
> 
> It is registered at this point since there are several paths that might
> need the interrupt handler (for example, to handle flash if device is in
> failed state, or to upload configuration if necessary).

OK, thanks.

-- 
Dmitry
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to [email protected]
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/

Reply via email to