linux-ext4 - Re: [PATCH v2 07/14] ext4/super: Rename kfree_rcu() to kfree_rcu

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Date:   Wed, 15 Mar 2023 15:07:53 -0400
From:   "Theodore Ts'o" <tytso@....edu>
To:     "Joel Fernandes (Google)" <joel@...lfernandes.org>
Cc:     Andreas Dilger <adilger.kernel@...ger.ca>,
        "Uladzislau Rezki (Sony)" <urezki@...il.com>,
        Lukas Czerner <lczerner@...hat.com>,
        "Paul E . McKenney" <paulmck@...nel.org>,
        linux-ext4@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2 07/14] ext4/super: Rename kfree_rcu() to
 kfree_rcu_mightsleep()

On Wed, Mar 15, 2023 at 06:18:54PM +0000, Joel Fernandes (Google) wrote:
> From: "Uladzislau Rezki (Sony)" <urezki@...il.com>
> 
> The kfree_rcu() and kvfree_rcu() macros' single-argument forms are
> deprecated.  Therefore switch to the new kfree_rcu_mightsleep() and
> kvfree_rcu_mightsleep() variants. The goal is to avoid accidental use
> of the single-argument forms, which can introduce functionality bugs in
> atomic contexts and latency bugs in non-atomic contexts.
> 
> Cc: Theodore Ts'o <tytso@....edu>
> Cc: Lukas Czerner <lczerner@...hat.com>
> Signed-off-by: Uladzislau Rezki (Sony) <urezki@...il.com>
> Signed-off-by: Paul E. McKenney <paulmck@...nel.org>
> Signed-off-by: Joel Fernandes (Google) <joel@...lfernandes.org>

Acked-by: Theodore Ts'o <tytso@....edu>