kern/118093: firewire bus reset hogs CPU, causing data to be lost

[Dieter]

The following reply was made to PR kern/118093; it has been noted by GNATS.

From: Dieter <freebsd at sopwith.solgatos.com>
To: Sean Bruno <sbruno at miralink.com>
Cc: freebsd-firewire at freebsd.org, bug-followup at freebsd.org
Subject: Re: kern/118093: firewire bus reset hogs CPU, causing data to be lost 
Date: Thu, 25 Dec 2008 22:23:09 +0000

 > > I confirmed that spl's are complete no-ops since rel 5.  So, you want 
 > > to ignore
 > > them as they are just markers now where locking should be implemented.
 
 I hunted down the spl code, and you're right.  Wow, I wonder how drivers
 still using spl calls work at all?
 
 > is to real behavior, but /var/log/messages has a tendency to get garbled 
 > like this:
 > 
 > Dec 22 16:00:18 home-test kernel: fwohci1: Initiate bus reset
 > Dec 22 16:00:18 home-test kernel: fwohci1: BUS reset
 > Dec 22 16:00:18 home-test kernel: fwohci1: node_id=0xc800ffc0, gen=8, 
 > CYCLEMASTER mode
 > Dec 22 16:00:18 home-test kernel: firewi
 > Dec 22 16:00:18 home-test kernel: re1:
 > Dec 22 16:00:18 home-test kernel: 1 n
 > Dec 22 16:00:18 home-test kernel: odes
 > Dec 22 16:00:18 home-test kernel: , ma
 > Dec 22 16:00:18 home-test kernel: xhop
 > Dec 22 16:00:18 home-test kernel: <=
 > Dec 22 16:00:18 home-test kernel: 0, c
 > Dec 22 16:00:18 home-test kernel: able
 
 Do the lines get folded on the console, or only in /var/log/messages?