From mboxrd@z Thu Jan 1 00:00:00 1970 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 smtp.subspace.kernel.org (Postfix) with ESMTPS id C0B11344056; Fri, 30 Jan 2026 16:40:40 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=90.155.92.199 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1769791242; cv=none; b=UMaE/hoVcVrNV07RO60anVz1l1QIu+XLet221TP22fQGJGUL2x9pjGIj1EsG0pRJz5/fAjhX/31IV9dE3NqakpB3do7KyUQqfh+DO9jrjDwAh0ZB9tfsMMJ6nVESxd06jB4DAgNuUbz03rCdmeWb0RYM8PmrkkDD7UzlmeLOhNE= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1769791242; c=relaxed/simple; bh=ehyrSej1LcyTnj1aaEipNg27ANyexeuHTEm0ePeqtfw=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=n+LhqDcULg6il6Alh4YPR+xcJ6rNey7DmeJCPghooNh6fPirewjIgKW4E/T6V9EYNGm2KFLdOrqrpCm4DbfSWBr3PFzmC0zZv37MmHp/e0ph++tof4V/vtyCXXtxbLhz+m2MvdvWGxv9Cg1f/02ljilgFUM2aD4ScEvs3xFWOts= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=infradead.org; spf=none smtp.mailfrom=infradead.org; dkim=pass (2048-bit key) header.d=infradead.org header.i=@infradead.org header.b=ZUHGOHZW; arc=none smtp.client-ip=90.155.92.199 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=infradead.org Authentication-Results: smtp.subspace.kernel.org; spf=none smtp.mailfrom=infradead.org Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=infradead.org header.i=@infradead.org header.b="ZUHGOHZW" DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=desiato.20200630; h=In-Reply-To:Content-Type:MIME-Version: References:Message-ID:Subject:Cc:To:From:Date:Sender:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description; bh=GB3r7ylEOOrPG5XQwJ102X55JjjgqUktXUXOxJym2y8=; b=ZUHGOHZWQF6pNVW/fLG6tXQ6yr dltPffnmcfxE6n22ud5oDaFqHHSob7E9gIQWZhxAORXf5VoGfQ7FvS4bP56s8ol4JMvgsV5a5hXvT V5pGSV+7WWx5yZqOn76Sk8p1Qhyg/czOwCnunDJf7SvpPmawUuhr6Qc1p3Mtrp152jqkV/A2Swgp7 zpvP8iCg65ipybn2cmBZ2cxo3uVneHyNDkWAvgG3D7PDTYE1jH+9eIlY0splWLi5BYoBfTCk/vy1w 3p+WUfrQz25a/xOQoRY9liogqvX0GglDSTrNCPnjpqRqjtLFiJWZBH0Zg+zLevQU5gakIW4YsjD++ hk3yC6bg==; Received: from 2001-1c00-8d85-5700-266e-96ff-fe07-7dcc.cable.dynamic.v6.ziggo.nl ([2001:1c00:8d85:5700:266e:96ff:fe07:7dcc] helo=noisy.programming.kicks-ass.net) by desiato.infradead.org with esmtpsa (Exim 4.98.2 #2 (Red Hat Linux)) id 1vlrXu-0000000C4Er-2P5f; Fri, 30 Jan 2026 16:40:34 +0000 Received: by noisy.programming.kicks-ass.net (Postfix, from userid 1000) id D577F300BD2; Fri, 30 Jan 2026 17:40:32 +0100 (CET) Date: Fri, 30 Jan 2026 17:40:32 +0100 From: Peter Zijlstra To: Andrea Righi Cc: Gabriele Monaco , Ingo Molnar , Juri Lelli , Vincent Guittot , Dietmar Eggemann , Steven Rostedt , Ben Segall , Mel Gorman , Valentin Schneider , Tejun Heo , Joel Fernandes , David Vernet , Changwoo Min , Daniel Hodges , sched-ext@lists.linux.dev, linux-kernel@vger.kernel.org Subject: Re: [PATCH v2] sched/deadline: Reset dl_server execution state on stop Message-ID: <20260130164032.GA1206760@noisy.programming.kicks-ass.net> References: <9b8c90b1-9247-4159-9bf6-72bd71bb74a2@redhat.com> <45e4dc7a-f261-46ec-8973-0fb8d1f7b0b9@redhat.com> <20260130122413.GA3306656@noisy.programming.kicks-ass.net> <20260130122620.GB1079264@noisy.programming.kicks-ass.net> <20260130124100.GC1079264@noisy.programming.kicks-ass.net> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: On Fri, Jan 30, 2026 at 05:25:56PM +0100, Andrea Righi wrote: > > This seems to work? > > Great! Makes sense to me, I re-ran all my stress tests and everything looks > good on my side. FWIW, > > Tested-by: Andrea Righi arighi@nvidia.com Excellent! > Can we route this through your branch / want me to send a new patch? Yeah, I'll write a Changelog tonight somewhree and stuff it in tip.