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

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Date:   Thu, 16 Mar 2023 11:23:21 -0400
From:   Joel Fernandes <joel@...lfernandes.org>
To:     "Theodore Ts'o" <tytso@....edu>
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 3:07 PM Theodore Ts'o <tytso@....edu> wrote:
>
> 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>
>

Thanks!

 - Joel