linux-kernel - RE: [PATCH 4/9] drivers: Switch to kvfree

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Date:   Mon, 29 Nov 2021 17:19:12 +0000
From:   "Marciniszyn, Mike" <mike.marciniszyn@...nelisnetworks.com>
To:     Lee Jones <lee.jones@...aro.org>,
        "Uladzislau Rezki (Sony)" <urezki@...il.com>
CC:     LKML <linux-kernel@...r.kernel.org>, RCU <rcu@...r.kernel.org>,
        "Paul E . McKenney" <paulmck@...nel.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>,
        Philipp Reisner <philipp.reisner@...bit.com>,
        "Md. Haris Iqbal" <haris.iqbal@...os.com>,
        Herbert Xu <herbert@...dor.apana.org.au>,
        Samuel Iglesias Gonsalvez <siglesias@...lia.com>,
        Jorgen Hansen <jhansen@...are.com>,
        Raju Rangoju <rajur@...lsio.com>,
        Saeed Mahameed <saeedm@...dia.com>,
        Boris Pismenny <borisp@...dia.com>,
        Jiri Pirko <jiri@...dia.com>,
        "James E.J. Bottomley" <jejb@...ux.ibm.com>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Subject: RE: [PATCH 4/9] drivers: Switch to kvfree_rcu() API

> Subject: Re: [PATCH 4/9] drivers: Switch to kvfree_rcu() API
> 
> On Wed, 24 Nov 2021, Uladzislau Rezki (Sony) wrote:
> 
> > Instead of invoking a synchronize_rcu() to free a pointer after a
> > grace period we can directly make use of new API that does the same
> > but in more efficient way.
> >
+--
> >  drivers/infiniband/hw/hfi1/sdma.c                  | 3 +--

The sdma portion of the change looks good!

Mike

Acked-by: Mike Marciniszyn <mike.marciniszyn@...nelisnetworks.com>