Messages in this thread | | | Date | Fri, 23 Apr 2010 22:02:50 -0700 | Subject | Re: [PATCH 8/9] Input: Block suspend while event queue is not empty. | From | Arve Hjønnevåg <> |
| |
On Fri, Apr 23, 2010 at 2:08 PM, Dmitry Torokhov <dmitry.torokhov@gmail.com> wrote: > On Friday 23 April 2010 01:56:25 pm Randy Dunlap wrote: >> On Thu, 22 Apr 2010 18:08:57 -0700 Arve Hjønnevåg wrote: >> > Add an ioctl, EVIOCSSUSPENDBLOCK, to enable a suspend_blocker that will >> > block suspend while the event queue is not empty. This allows userspace >> > code to process input events while the device appears to be asleep. >> >> All new ioctls need to be added to Documentation/ioctl/ioctl-number.txt, >> please. > > I do not see the reason for it to be in the kernel still. Have a process > that listens to all input devices (or subset of them), once events stop > coming initiate suspend. >
I think the document added by the first patch explains this. The solution you propose above will ignore a wakeup key pressed right after user space decides to initiate suspend.
-- Arve Hjønnevåg -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
| |