Re: lockdep warnings: cpufreq ondemand gorvernor possibly circular locking

From: Andrew Morton
Date: Sun May 10 2009 - 14:12:16 EST


On Mon, 11 May 2009 00:22:26 +0900 KOSAKI Motohiro <kosaki.motohiro@xxxxxxxxxxxxxx> wrote:

> my box output following warnings.
> it seems regression by commit 7ccc7608b836e58fbacf65ee4f8eefa288e86fac.
>
> A: work -> do_dbs_timer() -> cpu_policy_rwsem
> B: store() -> cpu_policy_rwsem -> cpufreq_governor_dbs() -> work

I can't find any commit which matches
7ccc7608b836e58fbacf65ee4f8eefa288e86fac

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