On Sun, Aug 26, 2012 at 11:21:37AM +0200, Tobias Klausmann wrote:
> Hi!
>
> On Sat, 25 Aug 2012, Paul E. McKenney wrote:
> > Both Alpha patches should apply as-is back to 3.3, and should also fix
> > the problem. Could you please check this on the versions of interest?
>
> I just now tried them on top of 3.3.8 from linux-stable.git.
> While they apply cleanly, I get a compile failure:
>
> CC arch/alpha/kernel/process.o
> arch/alpha/kernel/process.c: In function 'cpu_idle':
> arch/alpha/kernel/process.c:64: error: implicit declaration of function 'schedule_preempt_disabled'
> make[1]: *** [arch/alpha/kernel/process.o] Error 1
> make: *** [arch/alpha/kernel] Error 2
>
> AFAICT, schedule_preempt_disabled() was only introduced in 3.4
> and thus needs to be backported for 3.3.
Please try with this instead:
preempt_enable_no_resched();
schedule();
preempt_disable();
Thanks.
>
> Regards,
> Tobias
>
> --
> panic("%s: CORRUPTED BTREE OR SOMETHING", __FUNCTION__);
> linux-2.6.6/fs/xfs/xfs_bmap.c
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