svn commit: r195960 - in head/sys/dev/usb: . controller input

[Alfred Perlstein]

Hans, can you please look into this issue?



* Navdeep Parhar <nparhar at gmail.com> [090731 00:45] wrote:
> On Wed, Jul 29, 2009 at 5:14 PM, Alfred Perlstein<alfred at freebsd.org> wrote:
> > Author: alfred
> > Date: Thu Jul 30 00:14:34 2009
> > New Revision: 195960
> > URL: http://svn.freebsd.org/changeset/base/195960
> >
> > Log:
> > ?USB CORE:
> > ?- Add minimum polling support to drive UMASS
> > ? ?and UKBD in case of panic.
> > ?- Add extra check to ukbd probe to fix problem about
> > ? ?mouse devices attaching like keyboards.
> > ?- P4 ID: 166148
> >
> > ?Submitted by: hps
> > ?Approved by: ?re
> 
> This has slowed down core dumps very significantly.  What used to take 10-15s on
> my system now takes around 3 minutes.  A simple test is to break into ddb and
> "call doadump" with or without this rev.  I have a serial console on
> this machine
> and so I can use ddb whether the attached USB keyboard works or not.
> 
> Here is the usbconfig from the machine:
> ugen0.1: <UHCI root HUB Intel> at usbus0, cfg=0 md=HOST spd=FULL (12Mbps) pwr=ON
> ugen1.1: <UHCI root HUB Intel> at usbus1, cfg=0 md=HOST spd=FULL (12Mbps) pwr=ON
> ugen2.1: <UHCI root HUB Intel> at usbus2, cfg=0 md=HOST spd=FULL (12Mbps) pwr=ON
> ugen3.1: <UHCI root HUB Intel> at usbus3, cfg=0 md=HOST spd=FULL (12Mbps) pwr=ON
> ugen4.1: <EHCI root HUB Intel> at usbus4, cfg=0 md=HOST spd=HIGH
> (480Mbps) pwr=ON
> ugen1.2: <product 0x7000 vendor 0x0557> at usbus1, cfg=0 md=HOST
> spd=FULL (12Mbps) pwr=SAVE
> ugen1.3: <USB Multimedia Keyboard BTC> at usbus1, cfg=0 md=HOST
> spd=LOW (1.5Mbps) pwr=ON
> ugen1.4: <USB-PS/2 Optical Mouse Logitech> at usbus1, cfg=0 md=HOST
> spd=LOW (1.5Mbps) pwr=ON
> 
> Regards,
> Navdeep

-- 
- Alfred Perlstein
.- AMA, VMOA #5191, 03 vmax, 92 gs500, 85 ch250
.- FreeBSD committer