Re: [PATCH v3 0/4] scftorture: Avoid kfree from IRQ context.

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On Fri, Nov 08, 2024 at 11:39:30AM +0100, Sebastian Andrzej Siewior wrote:
> Hi,
> 
> Paul reported kfree from IRQ context in scftorture which is noticed by
> lockdep since the recent PROVE_RAW_LOCK_NESTING switch.
> 
> The last patch in this series adresses the issues, the other things
> happened on the way.
> 
> v2...v3:
>   - The clean up on module exit must not be done with thread numbers.
>     Reported by Boqun Feng.
>   - Move the clean up on module exit prior to torture_cleanup_end().
>     Reported by Paul.
> 
> v1...v2:
>   - Remove kfree_bulk(). I get more invocations per report without it.
>   - Pass `cpu' to scf_cleanup_free_list in scftorture_invoker() instead
>     of scfp->cpu. The latter is the thread number which can be larger
>     than the number CPUs leading to a crash in such a case. Reported by
>     Boqun Feng.
>   - Clean up the per-CPU lists on module exit. Reported by Boqun Feng.
> 
> Sebastian
> 

For the whole series:

Reviewed-by: Boqun Feng <boqun.feng@xxxxxxxxx>
Tested-by: Boqun Feng <boqun.feng@xxxxxxxxx>

Regards,
Boqun




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