Messages in this thread | | | Date | Thu, 13 Mar 2014 16:53:41 +0800 | From | Fengguang Wu <> | Subject | Re: [sched/balance] INFO: possible recursive locking detected |
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On Thu, Mar 13, 2014 at 03:43:11PM +0800, Alex Shi wrote: > On 03/03/2014 10:25 PM, Fengguang Wu wrote: > > Greetings, > > > > I got the below dmesg and the first bad commit is > > > > https://github.com/alexshi/power-scheduling.git single-balance.bak > > commit 2adc591a5cb6768ad11e63be9011906aa171148d > > Author: Alex Shi <alex.shi@linaro.org> > > AuthorDate: Fri Feb 28 15:25:09 2014 +0800 > > Commit: Alex Shi <alex.shi@linaro.org> > > CommitDate: Sun Mar 2 09:16:38 2014 +0800 > > > > sched/balance: replace new_idle_balance > > > > Curren idle_balance will pull task on half of this group. That is > > not needed in central balance. > > > Thanks for your testing, Fengguang! > > I fixed this issue and updated to the git tree. Is the single-balance > branch still in your performance radar? :)
Sure, however you know it's costly to queue tests for one single tree. If your trees are directly based on -rcX kernels, that would cut the tests required for comparison by half.
Thanks, Fengguang
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