Re: [PATCH] sched: don't take a mutex from interrupt context

[Ingo Molnar]

* Peter Zijlstra <a.p.zijlstra@xxxxxxxxx> wrote:

> > WARNING: at kernel/mutex.c:134 mutex_lock_nested+0x277/0x290()

> Subject: sched: don't take a mutex from interrupt context
> 
> print_cfs_stats is callable from interrupt context (sysrq), hence it 
> should not take mutexes. Change it to use RCU since the task group 
> data is RCU freed anyway.

thanks Peter, applied this to sched-devel.git.

	Ingo
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