Date: Sun, 26 Dec 2010 13:39:58 -0800 From: Steve Kargl <sgk@troutmask.apl.washington.edu> To: Etienne Robillard <erob@gthcfoundation.org> Cc: freebsd-current@freebsd.org Subject: Re: wlan/wpi are more broken than 3 weeks. Message-ID: <20101226213958.GA46129@troutmask.apl.washington.edu> In-Reply-To: <4D17B714.6040106@gthcfoundation.org> References: <20101226195556.GA45505@troutmask.apl.washington.edu> <4D17B714.6040106@gthcfoundation.org>
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On Sun, Dec 26, 2010 at 04:43:48PM -0500, Etienne Robillard wrote: > On 26/12/10 02:55 PM, Steve Kargl wrote: > > First reported here, > > > > http://lists.freebsd.org/pipermail/freebsd-current/2010-December/021664.html > > > > I now see a never ending spew in /var/log/messages of > > > > laptop:kargl[232] tail /var/log/messages > > Dec 26 07:58:27 laptop kernel: wlan0: link state changed to DOWN > > Dec 26 07:58:27 laptop kernel: wlan0: link state changed to UP > > > > So, the good news appears to be that 3 weeks ago wlan/wpi could > > stay up for 7 to 9 minutes before cycling DOWN/UP. While the > > bad news is that today, the DOWN/UP cycle last for 4 to 5 minutes. > > > > > have you compiled with IEEE_DEBUG ? Yes. > I would also like knowing which wireless NIC you're using. Is this bug > related to > a USB wireless card ? I have similar issues (recurring) on Freebsd 8.1. > my current understanding > is that USB wireless on FreeSD is somewhat a itchy business.. It's a nic builtin into a Dell D530 laptop. laptop:kargl[202] dmesg | grep wpi wpi0: <Intel(R) PRO/Wireless 3945ABG> mem 0xfe8ff000-0xfe8fffff irqi 17 at device 0.0 on pci12 I just backed out revision 214894 to test whether this is the problematic commit. http://svn.freebsd.org/viewvc/base/head/sys/dev/wpi/if_wpi.c?view=log -- Steve
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