On 12/1/2010 6:44 PM, Pyun YongHyeon wrote: > On Wed, Dec 01, 2010 at 06:11:11PM -0600, Karl Denninger wrote: >> Works in this kernel, checked out on that day: >> >> FreeBSD 8.1-STABLE #10: Mon Aug 30 06:44:40 CDT 2010 >> k...@fs.denninger.net:/usr/obj/usr/src/sys/KSD-SMP >> >> fxp0: <Intel 82558 Pro/100 Ethernet> port 0x1000-0x101f mem >> 0x94000000-0x94000fff,0x94100000-0x941fffff irq 21 at device 0.0 on pci6 >> fxp0: Enabling Rx lock-up workaround >> miibus0: <MII bus> on fxp0 >> fxp0: Ethernet address: 00:a0:c9:a4:78:c3 >> fxp0: [ITHREAD] >> >> (and has been running for months, and for a very long time before that) >> >> Tried to update to today's check-out and got hosed. >> >> The driver now keeps resetting and sending out "down" and "up" messages >> repeatedly, and no traffic flows.... >> >> This is the ident I have on the current build: >> >> fxp0: <Intel 82558 Pro/100 Ethernet> port 0x1000-0x101f mem >> 0x94000000-0x94000fff,0x94100000-0x941fffff irq 21 at device 0.0 on pci6 >> fxp0: Enabling Rx lock-up workaround >> miibus0: <MII bus> on fxp0 >> fxp0: Ethernet address: 00:a0:c9:a4:78:c3 >> fxp0: [ITHREAD] >> >> Looks the same..... >> >> Something was touched though on Nov 30 in the CVS tree. >> >> It looks like there was a fairly serious commit posted on 10-15, and >> some other smaller ones related to VLANs and flow control (which don't >> apply to this configuration.) >> >> I can't find anything else related...... anyone know what's up here? >> >> Probably need to find this as we're going into the 8.2 RELEASE cycle..... >> >> DMESG from the failed kernel boot is attached. >> > Thanks for reporting. Try attached patch. It seems there is a bug > in RX lockup detection logic. Your controller is known to RX > lockup free so the workaround should not be enabled. Otherwise > fxp(4) reinitializes the controller every 15 seconds. > > > _______________________________________________ > freebsd-stable@freebsd.org mailing list > http://lists.freebsd.org/mailman/listinfo/freebsd-stable > To unsubscribe, send any mail to "freebsd-stable-unsubscr...@freebsd.org" The patch was successful.
I have another problem with the new kernel in that it is not properly blocking on reads from an attached GPS (NTPD) but I'll see what I can find out there and update as necessary. This probably needs to be committed so it doesn't bite other people. -- Karl
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