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McKenney" Cc: linux-kernel@vger.kernel.org, mingo@kernel.org, jiangshanlai@gmail.com, dipankar@in.ibm.com, akpm@linux-foundation.org, mathieu.desnoyers@efficios.com, josh@joshtriplett.org, tglx@linutronix.de, peterz@infradead.org, rostedt@goodmis.org, dhowells@redhat.com, edumazet@google.com, fweisbec@gmail.com, oleg@redhat.com, joel@joelfernandes.org, Jens Axboe , Dennis Zhou , Johannes Weiner , "Dennis Zhou (Facebook)" Subject: Re: [PATCH tip/core/rcu 36/41] cgroups: Replace synchronize_sched() with synchronize_rcu() Message-ID: <20181113155001.GJ2509588@devbig004.ftw2.facebook.com> References: <20181111194104.GA4787@linux.ibm.com> <20181111194410.6368-36-paulmck@linux.ibm.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20181111194410.6368-36-paulmck@linux.ibm.com> User-Agent: Mutt/1.5.21 (2010-09-15) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Sun, Nov 11, 2018 at 11:44:05AM -0800, Paul E. McKenney wrote: > Now that synchronize_rcu() waits for preempt-disable regions of code > as well as RCU read-side critical sections, synchronize_sched() can be > replaced by synchronize_rcu(). This commit therefore makes this change, > even though it is but a comment. > > Signed-off-by: Paul E. McKenney > Cc: Tejun Heo > Cc: Jens Axboe > Cc: Dennis Zhou > Cc: Johannes Weiner > Cc: "Dennis Zhou (Facebook)" Acked-by: Tejun Heo Thanks. -- tejun