Re: [cocci] patch idea: convert trivial call_rcu users to kfree_rcu

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On Mon, May 27, 2024 at 10:13:40AM +0200, Julia Lawall wrote:
> 
> 
> On Mon, 27 May 2024, Vlastimil Babka wrote:
> 
> > Hi,
> >
> > one bit from LSF/MM discussions is that there might be call_rcu users with a
> > callback that only does a kmem_cache_free() to a specific cache. Since SLOB
> > was removed, it's always ok to use kfree() and thus also kfree_rcu() on
> > allocations from kmem_cache_alloc() in addition to kmalloc(). Thus, such
> > call_rcu() users might be simplified to kfree_rcu(). I found some cases
> > semi-manually, but I'd expect coccinelle could help here so if anyone wants
> > to take this task, feel free to.
> 
> Thanks for the suggestion!  I will try to look into it.

Thank you both!

							Thanx, Paul




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