netdev - Re: [PATCH] can: gw: prefer kfree_rcu() over call_rcu() with cgw_job_free

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Message-ID: <aa191780-c625-4e13-8dc0-6ea3760b6104@yandex.ru>
Date: Wed, 13 Mar 2024 13:28:12 +0300
From: Dmitry Antipov <dmantipov@...dex.ru>
To: Eric Dumazet <edumazet@...gle.com>
Cc: Oliver Hartkopp <socketcan@...tkopp.net>,
 Marc Kleine-Budde <mkl@...gutronix.de>, linux-can@...r.kernel.org,
 netdev@...r.kernel.org
Subject: Re: [PATCH] can: gw: prefer kfree_rcu() over call_rcu() with
 cgw_job_free_rcu()

On 3/13/24 13:18, Eric Dumazet wrote:

> kmem_cache_free() is not the same than kfree()
> 
> Unless I have missed something in mm territory , your patch is not
> going to work.

Hm... it seems that you're better to check include/linux/rcupdate.h
and the comment before kfree_rcu() definition in particular.

Dmitry