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Thu, 1 Aug 2024 12:08:12 +0000 Message-ID: Date: Thu, 1 Aug 2024 13:08:10 +0100 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH 00/24] Complete EEVDF Content-Language: en-US To: Peter Zijlstra , mingo@redhat.com, juri.lelli@redhat.com, vincent.guittot@linaro.org, dietmar.eggemann@arm.com, rostedt@goodmis.org, bsegall@google.com, mgorman@suse.de, vschneid@redhat.com, linux-kernel@vger.kernel.org Cc: kprateek.nayak@amd.com, wuyun.abel@bytedance.com, youssefesmat@chromium.org, tglx@linutronix.de, efault@gmx.de References: <20240727102732.960974693@infradead.org> From: Luis Machado In-Reply-To: <20240727102732.960974693@infradead.org> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-ClientProxiedBy: LO4P265CA0063.GBRP265.PROD.OUTLOOK.COM (2603:10a6:600:2af::16) To PR3PR08MB5852.eurprd08.prod.outlook.com (2603:10a6:102:8e::21) Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-MS-TrafficTypeDiagnostic: PR3PR08MB5852:EE_|DU2PR08MB7326:EE_|AM1PEPF000252DA:EE_|AS1PR08MB7402:EE_ X-MS-Office365-Filtering-Correlation-Id: 126a999e-574a-49c0-2693-08dcb222a2f8 x-checkrecipientrouted: true NoDisclaimer: true X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam-Untrusted: BCL:0;ARA:13230040|7416014|366016|376014|1800799024|921020; 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X-OriginatorOrg: arm.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 01 Aug 2024 12:08:21.2103 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 126a999e-574a-49c0-2693-08dcb222a2f8 X-MS-Exchange-CrossTenant-Id: f34e5979-57d9-4aaa-ad4d-b122a662184d X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=f34e5979-57d9-4aaa-ad4d-b122a662184d;Ip=[63.35.35.123];Helo=[64aa7808-outbound-1.mta.getcheckrecipient.com] X-MS-Exchange-CrossTenant-AuthSource: AM1PEPF000252DA.eurprd07.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: AS1PR08MB7402 Hi Peter, On 7/27/24 11:27, Peter Zijlstra wrote: > Hi all, > > So after much delay this is hopefully the final version of the EEVDF patches. > They've been sitting in my git tree for ever it seems, and people have been > testing it and sending fixes. > > I've spend the last two days testing and fixing cfs-bandwidth, and as far > as I know that was the very last issue holding it back. > > These patches apply on top of queue.git sched/dl-server, which I plan on merging > in tip/sched/core once -rc1 drops. > > I'm hoping to then merge all this (+- the DVFS clock patch) right before -rc2. > > > Aside from a ton of bug fixes -- thanks all! -- new in this version is: > > - split up the huge delay-dequeue patch > - tested/fixed cfs-bandwidth > - PLACE_REL_DEADLINE -- preserve the relative deadline when migrating > - SCHED_BATCH is equivalent to RESPECT_SLICE > - propagate min_slice up cgroups > - CLOCK_THREAD_DVFS_ID > > > Thanks for the updated series. FTR, I ran this through our Pixel 6 and did not see significant differences between the baseline (6.8 kernel with EEVDF + fixes) and the baseline with the updated eevdf-complete series applied on top. The power use and frame metrics seem mostly the same between the two. I'll run a few more tests just in case.