Re: [PATCH 12/14] workqueue: replace call_rcu by kfree_rcu for simple kmem_cache_free callback

From: Tejun Heo
Date: Mon Jun 10 2024 - 16:31:50 EST


On Sun, Jun 09, 2024 at 10:27:24AM +0200, Julia Lawall wrote:
> Since SLOB was removed, it is not necessary to use call_rcu
> when the callback only performs kmem_cache_free. Use
> kfree_rcu() directly.
>
> The changes were done using the following Coccinelle semantic patch.
> This semantic patch is designed to ignore cases where the callback
> function is used in another way.
...
> Signed-off-by: Julia Lawall <Julia.Lawall@xxxxxxxx>
> Reviewed-by: Paul E. McKenney <paulmck@xxxxxxxxxx>
> Reviewed-by: Vlastimil Babka <vbabka@xxxxxxx>

Applied to wq/for-6.11.

Thanks.

--
tejun