On Thu, 2011-07-21 at 09:40 +1000, Peter Hutterer wrote: > On Wed, Jul 20, 2011 at 05:52:16AM -0700, Dan Nicholson wrote: > > On Mon, Jul 18, 2011 at 12:17 PM, Lennart Poettering > > <[email protected]> wrote: > > > Don't enumerate/monitor all devices of the system (since that can be > > > quite a few), but limit our search to devices from the "input" > > > subsystem, as well as the "tty" subsystem (to cover Wacom tablets). > > > > > > This should make X start up a bit faster and reduce the number of > > > unnecessary wake-ups of the X server. > > > --- > > > config/udev.c | 7 +++++++ > > > 1 files changed, 7 insertions(+), 0 deletions(-) > > > > > > diff --git a/config/udev.c b/config/udev.c > > > index 5ac52a1..0763cc9 100644 > > > --- a/config/udev.c > > > +++ b/config/udev.c > > > @@ -281,6 +281,9 @@ config_udev_init(void) > > > if (!udev_monitor) > > > return 0; > > > > > > + udev_monitor_filter_add_match_subsystem_devtype(udev_monitor, > > > "input", NULL); > > > + udev_monitor_filter_add_match_subsystem_devtype(udev_monitor, "tty", > > > NULL); /* For Wacom serial devices */ > > > + > > > if (udev_monitor_enable_receiving(udev_monitor)) { > > > ErrorF("config/udev: failed to bind the udev monitor\n"); > > > return 0; > > > @@ -289,6 +292,10 @@ config_udev_init(void) > > > enumerate = udev_enumerate_new(udev); > > > if (!enumerate) > > > return 0; > > > + > > > + udev_enumerate_add_match_subsystem(enumerate, "input"); > > > + udev_enumerate_add_match_subsystem(enumerate, "tty"); > > > + > > > udev_enumerate_scan_devices(enumerate); > > > devices = udev_enumerate_get_list_entry(enumerate); > > > udev_list_entry_foreach(device, devices) { > > > > Last time this came up, we were a little uneasy about limiting the > > subsystems. I guess this should work for devices we care about, and > > any future input devices should fall under the input subsystem (I > > hope). One thing we could use help on in upstream udev is marking the > > appropriate serial devices with ID_INPUT* in > > 60-persistent-input.rules. I'm cc'ing Thomas since he was the one who > > originally requested that we not just filter to input. > > At this point, all input devices that I've seen* are either supported by the > kernel or are legacy serial devices that don't have a kernel driver (yet). > I think we'll be fine filtering for those two only. Sorry for the late response - I was rather behind on reading this list. I would greatly appreciate it if you could add the "misc" subsystem for the sake of the VirtualBox mouse integration.
Regards, Michael -- ORACLE Deutschland B.V. & Co. KG Michael Thayer Werkstrasse 24 VirtualBox engineering 71384 Weinstadt, Germany mailto:[email protected] Hauptverwaltung: Riesstr. 25, D-80992 München Registergericht: Amtsgericht München, HRA 95603 Komplementärin: ORACLE Deutschland Verwaltung B.V. Hertogswetering 163/167, 3543 AS Utrecht, Niederlande Handelsregister der Handelskammer Midden-Niederlande, Nr. 30143697 Geschäftsführer: Jürgen Kunz, Marcel van de Molen, Alexander van der Ven _______________________________________________ [email protected]: X.Org development Archives: http://lists.x.org/archives/xorg-devel Info: http://lists.x.org/mailman/listinfo/xorg-devel
