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[35.185.212.55]) by smtp.gmail.com with ESMTPSA id f13-20020a170902ce8d00b001bdb85291casm11445673plg.208.2023.09.26.13.56.29 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 26 Sep 2023 13:56:29 -0700 (PDT) Date: Tue, 26 Sep 2023 20:56:25 +0000 From: Carlos Llamas To: Peter Zijlstra Cc: Elliot Berman , Ingo Molnar , "Rafael J. Wysocki" , Pavel Machek , Thomas Gleixner , kernel@quicinc.com, linux-arm-msm@vger.kernel.org, linux-kernel@vger.kernel.org, linux-pm@vger.kernel.org, Prakash Viswalingam , Greg Kroah-Hartman , stable@vger.kernel.org Subject: Re: [PATCH v4 0/2] Avoid spurious freezer wakeups Message-ID: References: <20230908-avoid-spurious-freezer-wakeups-v4-0-6155aa3dafae@quicinc.com> <20230926200238.GB13828@noisy.programming.kicks-ass.net> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20230926200238.GB13828@noisy.programming.kicks-ass.net> X-Spam-Status: No, score=-17.6 required=5.0 tests=BAYES_00,DKIMWL_WL_MED, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF, ENV_AND_HDR_SPF_MATCH,RCVD_IN_DNSWL_BLOCKED,SPF_HELO_NONE,SPF_PASS, USER_IN_DEF_DKIM_WL,USER_IN_DEF_SPF_WL autolearn=unavailable autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org X-Greylist: Sender passed SPF test, not delayed by milter-greylist-4.6.4 (snail.vger.email [0.0.0.0]); Tue, 26 Sep 2023 19:30:44 -0700 (PDT) On Tue, Sep 26, 2023 at 10:02:38PM +0200, Peter Zijlstra wrote: > On Tue, Sep 26, 2023 at 04:17:33PM +0000, Carlos Llamas wrote: > > > > This issue is hurting the performance of our stable 6.1 releases. Does > > it make sense to backport these patches into stable branches once they > > land in mainline? I would assume we want to fix the perf regression > > there too? > > Note that these patches are in tip/sched/core, slated for the next merge > window. We can wait, no problem. I just wanted to make sure we also patch stable if needed. Elliot, would you be able to send a backport of your patches to stable once they land in mainline on the next merge window? Cc: Greg Kroah-Hartman Cc: stable@vger.kernel.org -- Carlos Llamas