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_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 683BBC433DB for ; Tue, 9 Feb 2021 13:49:02 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 2987264EEA for ; Tue, 9 Feb 2021 13:49:02 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231347AbhBINsz (ORCPT ); Tue, 9 Feb 2021 08:48:55 -0500 Received: from mout.gmx.net ([212.227.15.19]:58149 "EHLO mout.gmx.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231673AbhBINra (ORCPT ); Tue, 9 Feb 2021 08:47:30 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=gmx.net; s=badeba3b8450; t=1612878338; bh=admcaJp4Uz3+ZJbxtH/AqGs9NeOjaajOjE/h3qJZBzE=; h=X-UI-Sender-Class:Subject:From:To:Cc:Date; b=B2BXdSVO2bNIJP9MYxe7JXCnMf3HEfk2m1GGcIQ7HTppJgektB23wwJVjuD6OOE+U xez6enuFuwdae7ZgaceWgAnMfg4EgvIV70G10rPD4iCLLKa/bAfbNcIHMeus2HMSkE neNxIZrkG4RZchsiluokPW5EvnfqoQxU6jFz87yg= X-UI-Sender-Class: 01bb95c1-4bf8-414a-932a-4f6e2808ef9c Received: from homer.fritz.box ([185.221.148.88]) by mail.gmx.net (mrgmx004 [212.227.17.190]) with ESMTPSA (Nemesis) id 1MOzOw-1lYpqw0g2u-00PP0Z; Tue, 09 Feb 2021 14:45:38 +0100 Message-ID: <7d129a84b0858fd7fbc3e38ede62a848fbec536e.camel@gmx.de> Subject: [patch] preempt: select PREEMPT_DYNAMIC under PREEMPTION instead of PREEMPT From: Mike Galbraith To: lkml Cc: Peter Zijlstra , Michal Hocko Date: Tue, 09 Feb 2021 14:45:37 +0100 Content-Type: text/plain; charset="ISO-8859-15" User-Agent: Evolution 3.34.4 MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-Provags-ID: V03:K1:0VCliuVaMqfWwF8P1IJO7Y+n2JoVcpThqT7JcUoIHIZwO60ELMU uhhf6oxIufRGr3loYeNylEP4sfybBKqutKBsuow2MCoonKSm/EwouokP1zn7Jz2yblbjuOc 1QxYMDP5MLFtdegSTSyFFIY7GJ/S6e8Bv2r7m1995fSchXMvpbTUb6t5vipykfahrmOIACk P+4retBriPJXqgciG5+pA== X-UI-Out-Filterresults: notjunk:1;V03:K0:nGqcZDAQhj4=:u3p65axHNVTieljjMwCloC 1zOprnq79CFsLv3JJ2UfLaIOlodoWEhZnzCuHhngz3Jzza1hKQ+pkypu3sJUYJeZaJ5cmTBy4 nlYBXZ/zO0z1W7tI0f7j1JzPOTtGLc6MeY7rHZe5F3coahmqc1UF0ZMoMkskyK2XkYFIYW1/h OzXUoeVuhQo/GOWgL0Ed1qTE7xd5BgtyZpaq/EMfN6bTXebkJWS/RoF7I5msQBk9i3bXsRU96 ncBbFGmg25DsRV2ZF7X72z6F6/jXfAp0/dbtiG1/BzlVcbIOWfyD5VzsKGzy1pdTZbjEDAUwI GLCgP1JEi3k8627asInO5QJled9z465tUGpcje0iZPxNbRxAtPSFUMp9gDTwdcOcF/di7yoxo wiL8nmF1ho0HDIwo561NRlxxUVuH15em4KAc0OcOg6JbBXHpH2VTirlMEWuPXWmHZ23pdaRlO Mnn7uEiS4K74X3M6fXLxXUbDaVA+onHOMWkYkeur+7rtbwAXJGgRofNRBoahIWqiKmaDo5a1j IsqtIturpsMZVHvttrhaouI9juoXUatK5IcDDo0xQuJPlDuHA2FJ/5kE9U7eCHjvGnEt06Z3Q DHqotkmFEW+F9NYzXCMVBYxn9wb7uIFACINuxKUp1kyyS8y5Kh7gv2eOKJbQYbaowYxFRZUkO O00qp5fMX8N6ovKoVhfNOymHHiEKnrKmFt5EXu2IGmV9o3QDbBv/ZRNYcOSKILp85g3gHIoae 2iwFpbrxkDDGYBRbfbWDMAcAhavyscKz4q8Qddf8Sf6RJBYMGSG1VNH7hXwVBiCXbpiTjHXPJ ShiCWS7b/s3jier1iiE30slIPCLtu3bDUSiuvvg/RmP9puYjgxO00UAOskD2tn0VBsCzYAxba KqGKMAxAyvXFOs4LVi3g== Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org PREEMPT_RT and PREEMPT both needs PREEMPT_DYNAMIC to build, so move selection of PREEMPT_DYNAMIC to the common denominator, PREEMPTION. Signed-off-by: Mike Galbraith =2D-- kernel/Kconfig.preempt | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) =2D-- a/kernel/Kconfig.preempt +++ b/kernel/Kconfig.preempt @@ -40,7 +40,6 @@ config PREEMPT depends on !ARCH_NO_PREEMPT select PREEMPTION select UNINLINE_SPIN_UNLOCK if !ARCH_INLINE_SPIN_UNLOCK - select PREEMPT_DYNAMIC if HAVE_PREEMPT_DYNAMIC help This option reduces the latency of the kernel by making all kernel code (that is not executing in a critical section) @@ -81,6 +80,7 @@ config PREEMPT_COUNT config PREEMPTION bool select PREEMPT_COUNT + select PREEMPT_DYNAMIC if HAVE_PREEMPT_DYNAMIC config PREEMPT_DYNAMIC bool