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charset="UTF-8" Content-Transfer-Encoding: quoted-printable Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, Mar 9, 2021 at 11:47 PM Chanwoo Choi wrote: > > On 21. 3. 9. =EC=98=A4=ED=9B=84 9:58, Dong Aisheng wrote: > > It's unnecessary to set the same freq again and run notifier calls. > > > > Signed-off-by: Dong Aisheng > > --- > > drivers/devfreq/devfreq.c | 5 ++++- > > 1 file changed, 4 insertions(+), 1 deletion(-) > > > > diff --git a/drivers/devfreq/devfreq.c b/drivers/devfreq/devfreq.c > > index bf3047896e41..6e80bf70e7b3 100644 > > --- a/drivers/devfreq/devfreq.c > > +++ b/drivers/devfreq/devfreq.c > > @@ -358,6 +358,9 @@ static int devfreq_set_target(struct devfreq *devfr= eq, unsigned long new_freq, > > else > > cur_freq =3D devfreq->previous_freq; > > > > + if (new_freq =3D=3D cur_freq) > > + return 0; > > + > > freqs.old =3D cur_freq; > > freqs.new =3D new_freq; > > devfreq_notify_transition(devfreq, &freqs, DEVFREQ_PRECHANGE); > > @@ -374,7 +377,7 @@ static int devfreq_set_target(struct devfreq *devfr= eq, unsigned long new_freq, > > * and DEVFREQ_POSTCHANGE because for showing the correct frequen= cy > > * change order of between devfreq device and passive devfreq dev= ice. > > */ > > - if (trace_devfreq_frequency_enabled() && new_freq !=3D cur_freq) > > + if (trace_devfreq_frequency_enabled()) > > trace_devfreq_frequency(devfreq, new_freq, cur_freq); > > > > freqs.new =3D new_freq; > > > > I'd like you to squash patch4 with patch6 because actually patch6 > is too minor clean-up. I think it is possible. Got it, will squash when re-send. Regards Aisheng > > -- > Best Regards, > Samsung Electronics > Chanwoo Choi From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-10.7 required=3.0 tests=BAYES_00, DKIM_ADSP_CUSTOM_MED,DKIM_SIGNED,DKIM_VALID,FREEMAIL_FORGED_FROMDOMAIN, FREEMAIL_FROM,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER, INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id D62D7C433E0 for ; Wed, 10 Mar 2021 02:44:40 +0000 (UTC) Received: from desiato.infradead.org (desiato.infradead.org [90.155.92.199]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 5213664FC8 for ; Wed, 10 Mar 2021 02:44:40 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 5213664FC8 Authentication-Results: mail.kernel.org; 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