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Date: Sun, 5 Mar 2023 12:41:48 +0100 From: Uladzislau Rezki <urezki@...il.com> To: Joel Fernandes <joel@...lfernandes.org>, "Paul E . McKenney" <paulmck@...nel.org> Cc: "Uladzislau Rezki (Sony)" <urezki@...il.com>, LKML <linux-kernel@...r.kernel.org>, RCU <rcu@...r.kernel.org>, "Paul E . McKenney" <paulmck@...nel.org>, Oleksiy Avramchenko <oleksiy.avramchenko@...y.com>, Jens Axboe <axboe@...nel.dk>, Philipp Reisner <philipp.reisner@...bit.com>, Bryan Tan <bryantan@...are.com>, Steven Rostedt <rostedt@...dmis.org>, Eric Dumazet <edumazet@...gle.com>, Bob Pearson <rpearsonhpe@...il.com>, Ariel Levkovich <lariel@...dia.com>, Theodore Ts'o <tytso@....edu>, Julian Anastasov <ja@....bg> Subject: Re: [PATCH 13/13] rcu/kvfree: Eliminate k[v]free_rcu() single argument macro > > On Mar 5, 2023, at 5:29 AM, Joel Fernandes <joel@...lfernandes.org> wrote: > > > > Hi, All, > > > >> On Wed, Feb 1, 2023 at 10:11 AM Uladzislau Rezki (Sony) > >> <urezki@...il.com> wrote: > >> > >> For a single argument invocations a new kfree_rcu_mightsleep() > >> and kvfree_rcu_mightsleep() macroses are used. This is done in > >> order to prevent users from calling a single argument from > >> atomic contexts as "_mightsleep" prefix signals that it can > >> schedule(). > >> > > > > Since this commit in -dev branch [1] suggests more users still need > > conversion, let us drop this single patch for 6.4 and move the rest of > > the series forward? Let me know if you disagree. > > https://git.kernel.org/pub/scm/linux/kernel/git/paulmck/linux-rcu.git/commit/?h=dev&id=9bf5e3a2626ed474d080f695007541b6ecd6e60b > > > > All -- please supply Ack/Review tags for patches 1-12. > > Or put another way, what is the transition plan for these remaining users? > > I am getting on a plane right now but I can research which users are remaining later. > I am not sure. I think we can cover it on the meeting. My feeling is that, we introduced "_mightsleep" macros first and after that try to convert users. @Paul what is your view? Thanks! -- Uladzislau Rezki
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