Subject: Re: "pmap_unwire: wiring ... didn't change!"
To: Izumi Tsutsui <firstname.lastname@example.org>
From: Markus W Kilbinger <email@example.com>
Date: 03/25/2005 17:13:54
>>>>> "Izumi" == Izumi Tsutsui <firstname.lastname@example.org> writes:
>> Concerning the frozen system: I'm not able to enter ddb, no
>> reaction to serial break signal (while 'ddb.fromconsole = 1').
Izumi> Does the freeze also happen *without* my patch or not? If
Izumi> my patch causes the freeze, I have to rethink what is
I don't think your patch causes the freeze, because they happened
before, too! Before (== w/o your patch) data corruption was so
frequent, that I would blame the freezes on them, too, not explicitly
mentioning them ('find' in daily and security stuff was a typical
trigger for them). In my hope your patch solves everything I have
reported the freezes as a separate point, but they are nothing new to
>> So, it's much much better, but (as expected?) not perfect.
Izumi> Yes, the patch doesn't handle all possible virtual aliases.
Izumi> It's just a workaround, but I'll commit it as an interim
So, which version are you going to commit? The older, more cache
flushier one, or the latter?
Your cobalt's and mi's pci related patch checked in tobay... :-)
>> First thanks for your effort, and anything else I can test?
Izumi> If you have some R4000/R4400 with L2 machines, I'd like to
Izumi> see how your test script works on such machines.
My qube2 is the only mips machine I own, sorry!