linux-kernel - Re: [PATCH v2 0/5] kvfree

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Date:   Fri, 16 Apr 2021 12:14:14 +0200
From:   Uladzislau Rezki <urezki@...il.com>
To:     "Paul E. McKenney" <paulmck@...nel.org>
Cc:     "Uladzislau Rezki (Sony)" <urezki@...il.com>,
        LKML <linux-kernel@...r.kernel.org>, RCU <rcu@...r.kernel.org>,
        Michal Hocko <mhocko@...e.com>,
        Andrew Morton <akpm@...ux-foundation.org>,
        Daniel Axtens <dja@...ens.net>,
        Frederic Weisbecker <frederic@...nel.org>,
        Neeraj Upadhyay <neeraju@...eaurora.org>,
        Joel Fernandes <joel@...lfernandes.org>,
        Peter Zijlstra <peterz@...radead.org>,
        Thomas Gleixner <tglx@...utronix.de>,
        "Theodore Y . Ts'o" <tytso@....edu>,
        Sebastian Andrzej Siewior <bigeasy@...utronix.de>,
        Oleksiy Avramchenko <oleksiy.avramchenko@...ymobile.com>
Subject: Re: [PATCH v2 0/5] kvfree_rcu() miscellaneous fixes

On Thu, Apr 15, 2021 at 06:10:26PM -0700, Paul E. McKenney wrote:
> On Thu, Apr 15, 2021 at 07:19:55PM +0200, Uladzislau Rezki (Sony) wrote:
> > This is a v2 of a small series. See the changelog below:
> > 
> > V1 -> V2:
> > - document the rcu_delay_page_cache_fill_msec parameter;
> > - drop the "kvfree_rcu: introduce "flags" variable" patch;
> > - reword commit messages;
> > - in the patch [1], do not use READ_ONCE() instances in
> >   get_cached_bnode()/put_cached_bnode() it is protected
> >   by the lock.
> > - Capitalize the word following by ":" in commit messages.
> > 
> > Uladzislau Rezki (Sony) (4):
> > [1]  kvfree_rcu: Use [READ/WRITE]_ONCE() macros to access to nr_bkv_objs
> > [2]  kvfree_rcu: Add a bulk-list check when a scheduler is run
> > [3]  kvfree_rcu: Update "monitor_todo" once a batch is started
> > [4]  kvfree_rcu: Use kfree_rcu_monitor() instead of open-coded variant
> > 
> > Zhang Qiang (1):
> > [5]  kvfree_rcu: Release a page cache under memory pressure
> 
> I have queued these, thank you both!  And they pass touch tests, but
> could you please check that "git am -3" correctly resolved a couple of
> conflicts, one in Documentation/admin-guide/kernel-parameters.txt and
> the other in kernel/rcu/tree.c?
> 
Thanks!

I have double checked it. I see that everything is in place and
has been correctly applied on your latest "dev".

--
Vlad Rezki