Messages in this thread | | | Date | Fri, 27 Jun 2008 09:42:09 +0530 | From | Nageswara R Sastry <> | Subject | Re: [BUG] While changing the cpufreq governor, kernel hits a bug in workqueue.c |
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Nageswara R Sastry wrote: Hi, >> ======================================================= >> [ INFO: possible circular locking dependency detected ] >> 2.6.25.7.cpufreq_patch #2 >> ------------------------------------------------------- [...]
> While running the script I observed no stack trace but sysfs hang for a > particular file like scaling_governor under cpufreq for a particular cpu > (this cpu is varying). In the following run I experienced with cpu4. > > cat /sys/devices/system/cpu/cpu4/cpufreq/scaling_governor > > The above command is not giving any result and it won't be coming out > after pressing ctrl+c or ctrl+z
Applied both the patches and it seems working fine - no stack trace, but the above "mentioned circular locking dependency and sysfs file hang" are existing.
Thanks Regards R.Nageswara Sastry
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