Messages in this thread | | | Date | Tue, 01 Jan 2013 22:44:01 +0400 | From | Konstantin Khlebnikov <> | Subject | Re: [REGRESSION 3.8-r1] broken pci irq/pm state for e1000e device |
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Konstantin Khlebnikov wrote: > Seems like it's unrelated to e1000e driver itself, because I tried to > revert all it's changes down to 3.6 one by one and it does not help. > > Looks like regression somewhere in pci-bus irq or power-management. > because I see underflow of counter pci_dev->enable_cnt: > > root@zurg:/sys/bus/pci/devices# cat 0000\:00\:19.0/enable ; modprobe e1000e ; sleep 2 ; rmmod e1000e ; cat 0000\:00\:19.0/enable > 4294967288 > 4294967287 > > without sleep in the middle it does not work
Hmm, 3.7 also affected. This is not good.
root@zurg:/sys/bus/pci/devices# cat 0000\:00\:19.0/enable 4294967293 root@zurg:/sys/bus/pci/devices# uname -a Linux zurg 3.7.1-zurg #631 SMP Sat Dec 29 11:54:15 MSK 2012 x86_64 GNU/Linux
> > my kernel config in attachment > hardware: lenovo thinkpad x220 > > root@zurg:/sys/bus/pci/devices# uname -a > Linux zurg 3.8.0-rc1-zurg-00091-g4a490b7 #632 SMP Tue Jan 1 20:02:31 MSK 2013 x86_64 GNU/Linux >
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