Messages in this thread | | | Date | Sun, 7 Apr 2013 11:20:10 +0200 (CEST) | From | Thomas Gleixner <> | Subject | Re: kernel BUG at kernel/smpboot.c:134! |
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On Sat, 6 Apr 2013, Thomas Gleixner wrote: > This is Hillfs proposed patch: > > > --- a/kernel/kthread.c Sat Jan 19 13:03:52 2013 > > +++ b/kernel/kthread.c Sat Jan 19 13:17:54 2013 > > @@ -306,6 +306,7 @@ struct task_struct *kthread_create_on_cp > > return p; > > set_bit(KTHREAD_IS_PER_CPU, &to_kthread(p)->flags); > > to_kthread(p)->cpu = cpu; > > + __kthread_bind(p, cpu); > > /* Park the thread to get it out of TASK_UNINTERRUPTIBLE state */ > > kthread_park(p); > > return p; > > That's bogus. Simply because when we create the thread then the thread
And it's even more bogus because the cpu to which we would bind in kthread_create_on_cpu() is not yet online.
Thanks,
tglx
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