On Wed, Dec 15, 2021 at 12:18:41PM +0100, Uladzislau Rezki (Sony) wrote:
> Instead of invoking a synchronize_rcu() to free a pointer
> after a grace period we can directly make use of new API
> that does the same but in more efficient way.
>
> TO: Lee Jones <lee.jones@xxxxxxxxxx>
> TO: Mike Marciniszyn <mike.marciniszyn@xxxxxxxxxxxxxxxxxxxx>
> Signed-off-by: Uladzislau Rezki (Sony) <urezki@xxxxxxxxx>
> ---
> drivers/mfd/dln2.c | 6 ++----
> 1 file changed, 2 insertions(+), 4 deletions(-)
>
> diff --git a/drivers/mfd/dln2.c b/drivers/mfd/dln2.c
> index 852129ea0766..365e3e77cac4 100644
> --- a/drivers/mfd/dln2.c
> +++ b/drivers/mfd/dln2.c
> @@ -179,10 +179,8 @@ void dln2_unregister_event_cb(struct platform_device *pdev, u16 id)
>
> spin_unlock_irqrestore(&dln2->event_cb_lock, flags);
>
> - if (found) {
> - synchronize_rcu();
> - kfree(i);
> - }
> + if (found)
> + kvfree_rcu(i);
> }
> EXPORT_SYMBOL(dln2_unregister_event_cb);
>
> --
> 2.30.2
>
+ Lee Jones <lee.jones@xxxxxxxxxx>
+ Mike Marciniszyn <mike.marciniszyn@xxxxxxxxxxxxxxxxxxxx>
--
Vlad Rezki
