regression: msk0 watchdog timeout and interrupt storm

[Boris Samorodov]

01.11.2013 09:05, Yonghyeon PYUN пишет:
> On Thu, Oct 31, 2013 at 11:05:37PM +0400, Boris Samorodov wrote:
>> 31.10.2013 17:33, Boris Samorodov пишет:
>>> 30.10.2013 06:16, Yonghyeon PYUN пишет:
>>>> On Tue, Oct 29, 2013 at 05:38:27PM +0400, Boris Samorodov wrote:
>>>
>>>>> >From time to time I use a notebook and boot FreeBSD from USB
>>>>> stick. FreeBSD 9.2-i386 works OK. So I tried to use
>>>>> FreeBSD 10.0-i386 BETA2 and the network adapter works for
>>>>> some 10-15 seconds and then stops with diagnostic message
>>>>> "msk0:watchdog timeout". I've found similar case at
>>>>> freebsd-current@ with no workaround. Yes, there is an
>>>>> interrupt storm as well.
>>>>
>>>> There had been no functional changes for very long time so I'm not
>>>> sure what's going on here.  I've attached local change I have at
>>>> this moment but I'm afraid it wouldn't address the issue above.
>>>>
>>>> I recall jhb also reported interrupt storm in the past but the root
>>>> cause was not identified yet.  Could you change msk_intr() and let
>>>> me know which interrupt is firing?
>>>
>>> I've yet to organize a build.
>>
>> Success! The system is up, fetching and uploading for an hour now.
>> No more watchdog timeouts, storms and freeses (stable/10, i386,
>> r257422M, modified by your patch).
> 
> Committed in r257490.
> Thanks a lot for reporting and testing!

Great, thank you.

With hope it's not too late to MFC the change before 10.0 is released.
-- 
WBR, Boris Samorodov (bsam)
FreeBSD Committer, http://www.FreeBSD.org The Power To Serve