svn commit: r195960 - in head/sys/dev/usb: . controller input
alfred at freebsd.org
Sun Aug 2 19:29:03 UTC 2009
* Robert Watson <rwatson at FreeBSD.org> [090801 15:15] wrote:
> On Sat, 1 Aug 2009, Hans Petter Selasky wrote:
> >>>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.
> >It's because there is a DELAY(1000) in the UKBD's polling routine so that
> >key- repeating will work, no magic.
> Given a choice between dumping 10x faster and having automatic key repeat
> in DDB, I'd lean towards the former. :-)
Robert, and *@freebsd.org,
Hans should be back in a day or so to address this. If critical I can
probably back out the offending code, but I think it makes sense to
wait a few days more for a more comprehensive fix.
- Alfred Perlstein
.- AMA, VMOA #5191, 03 vmax, 92 gs500, 85 ch250
.- FreeBSD committer
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