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Sat, 27 Apr 2024 08:42:45 +0200 Message-ID: <8d2fd91db108428680cd4ed988b36cf3f579c5ec.camel@gmx.de> Subject: Re: [RFC][PATCH 08/10] sched/fair: Implement delayed dequeue From: Mike Galbraith To: Peter Zijlstra Cc: K Prateek Nayak , mingo@redhat.com, juri.lelli@redhat.com, vincent.guittot@linaro.org, dietmar.eggemann@arm.com, rostedt@goodmis.org, bsegall@google.com, mgorman@suse.de, bristot@redhat.com, vschneid@redhat.com, linux-kernel@vger.kernel.org, wuyun.abel@bytedance.com, tglx@linutronix.de, Chen Yu , Oliver Sang Date: Sat, 27 Apr 2024 08:42:42 +0200 In-Reply-To: <18f557cd69fc65f5b43daddd8ad3e43278dfa44e.camel@gmx.de> References: <20240405102754.435410987@infradead.org> <20240405110010.631664251@infradead.org> <557be85d-e1c1-0835-eebd-f76e32456179@amd.com> <14330cf4-8d9e-1e55-7717-653b800e5cee@amd.com> <747627a1414f1f33d0c237f555494149d6937800.camel@gmx.de> <2b9f7617f2b2130bb6270504ec3858f15d463f1d.camel@gmx.de> <20240425112855.GF21980@noisy.programming.kicks-ass.net> <20240426105607.GK12673@noisy.programming.kicks-ass.net> <20240426111607.GL12673@noisy.programming.kicks-ass.net> <18f557cd69fc65f5b43daddd8ad3e43278dfa44e.camel@gmx.de> Content-Type: text/plain; charset="UTF-8" User-Agent: Evolution 3.42.4 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Provags-ID: V03:K1:DoKqMFH4lF8ZnGX2avQuOTNxFxNBU/ICIOtx+ChTIsEsAJ7cLwd cJFiWEAuWPl8idDcZ2VG9jY7udD+PhjGe19TOKeLWXep4473txN8tVjo1mHe3EyxTTZk3nh +Bh5mHiwSk7FXivkYDAEG+JV3VWnxWE8K/m7Yl+R12bmCcAb131HOQoxtzDYY++u0z5bB4R 0Y0k7a4c6MzH2BEsssKYA== X-Spam-Flag: NO UI-OutboundReport: notjunk:1;M01:P0:XlzO2TdpUVE=;fLIcnmNX4eWgYMOQtMMeE1sxNLA YW0jz4/qVnsf+4ZAGvTIpn+xV4jO+/pWhKkp7WkV2cdzYvU7u8LoChNS2M/t6iuxYtlxAuNW/ h0b2BUIxCq+kREh/C8JoXUwwaLoD+3Aq/dJVncpawObAFTfpdzippzUPIUar8eachTYkF2lp/ rnp6II/CT1D+1BiqFvG9Hcj2MArqqXcm/MUJZZE0M0FtSJ1Cr5UCcKrrhpHw1atj013hXTHk5 M9LEYu4KetQhVO52iZIXsHJmgzPk/H3dcc2+qNfCJUn/GDuC4D1OYnNGotJnkrFe5RPaMwMdY S+aqxUsE3d5YpWnvSphte79HCAEino3EAsX4vFDierz7CyEcKjg0GxEGUWFUfzhsiPSQxiN/s cMI6+PRhaRNz/Txf76J4iqvEPyVSuMxopcV2XkOxs2CZVqFeAvSCnol5D6QZrji3Cd6YF9Gkq +BPnAdttndKgulUhxDGINmXD12gre6FE5R+ZlM9tjuA0qOC07cZiY+PWAb5tJ2cOejhjKH5bS fegOTtHwD9+zWUuYruuMAbA4mYTIbpMWt3I+rCkP7lftuGsITX1yLNFkWlKPCDkRNGlIBM6s4 56mlvkw65bGEOtMIpyY+I079i7vXgfKz/QDX6lKJAUvttm+octBbZJ/mFY8KNmja2pPa9AvJK hoLzKUN2LMk9qQrUmCw490ssczGZkMOdLFI5EwNjk1tSSR9dAX+0N8dXNJarU5khnAE2cZra0 yHqwUm9nylqwAAj9+TPsu/kJ1Uas0624uZIw85WpU3KdbUPAMX1nQOL+7JjKBRSD5iXV14OaY VJnlZOwj7JN9B8oELkBfOpFhhjtlu0WwsfAewLHPFNPxQ= On Fri, 2024-04-26 at 18:03 +0200, Mike Galbraith wrote: > fwiw, tbench liked the previous version better. The culprit lies somewhere in the new PREEMPT_SHORT patch. -Mike