From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from galois.linutronix.de (Galois.linutronix.de [193.142.43.55]) (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 DF0B11AAE28 for ; Mon, 17 Mar 2025 10:34:00 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=193.142.43.55 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1742207642; cv=none; b=B52Jj0TQtT+Wjh8KpIDRtw6O3yeRcgPN+oDhf7Aog2rZUqYQo3K//0CMOrZmLVtfXphMpvJtsnNU8YmINhFcPDlA9EBIIQ3aNI9rJwrM7UwxgGK2QyEWGjNxhvCAfY9M7lP+0qxVelEtOPIxoCZgjpnwDDlqrTemehTJIu2V73w= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1742207642; c=relaxed/simple; bh=TDl6EmF79vCErstAMkDQ0wDJ5/H2BwdP75Y7L+Dzrg4=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=TV0pfjDat2TFGikR2/iHksXVe0Em+RTsibIaFYWtidCH3sJHSHqHOk7JCVeMdQE/A0K/0wKgrjyFp4sFZAsxfgdFvVrgNa7ZYCzb70XOMErUHPjX1ofgB/FOLRIXo2cvzKG/jM2R4XPoiMdUvkm0QUUdFqMQPRb6k2Ny7+KFFtI= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linutronix.de; spf=pass smtp.mailfrom=linutronix.de; dkim=pass (2048-bit key) header.d=linutronix.de header.i=@linutronix.de header.b=ry3y9Sur; dkim=permerror (0-bit key) header.d=linutronix.de header.i=@linutronix.de header.b=rgDoORSw; arc=none smtp.client-ip=193.142.43.55 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linutronix.de Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=linutronix.de Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=linutronix.de header.i=@linutronix.de header.b="ry3y9Sur"; dkim=permerror (0-bit key) header.d=linutronix.de header.i=@linutronix.de header.b="rgDoORSw" Date: Mon, 17 Mar 2025 11:33:57 +0100 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020; t=1742207639; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: in-reply-to:in-reply-to:references:references; bh=DYRxylyxZUUgv9lODip/DW6anufG9qy8IRiDemV9lNg=; b=ry3y9SurH5mI8wIBg02I+iDHGYCqM9G0FQ926ot5MOjqud1CVGC8nSaw0LA14a1inIu4Qy Odhx97UyytA7GXjdB7LEkUm+K22NjCwNKpyp/5MXdW6U9cIm0fyK8lh8Zyxv5lu2jNcBux Q+svz2jVC009/onKleBAvi0ioEclVta1aIizNT9BMlgIijaF6Kil+bziTdvekINYxg3FhF /hMP8G2wNgd7E5Nf41kiDdm6SfQ1dlyRudIBWFz8vWBYPSJH1p/qxX4+N8Tl/r7CrJSC9s 1MMpFpJhgZxrs4E/WakFV7RTwVVxTRQid/vsaDQsnQ3q6mMzkiLBgTBk46cspQ== DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020e; t=1742207639; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: in-reply-to:in-reply-to:references:references; bh=DYRxylyxZUUgv9lODip/DW6anufG9qy8IRiDemV9lNg=; b=rgDoORSw0/ukEk9hakX/yTEwgLUYKXfY4lnwDCvKf1CxIluFn5yUVtFBzA6iL4P4OF9eU7 AWmAxCauRE8sSuCg== From: Sebastian Andrzej Siewior To: Ingo Molnar Cc: linux-kernel@vger.kernel.org, linux-rt-devel@lists.linux.dev, Ben Segall , Catalin Marinas , Dietmar Eggemann , Ingo Molnar , Juri Lelli , Mel Gorman , Peter Zijlstra , Shrikanth Hegde , Steven Rostedt , Thomas Gleixner , Valentin Schneider , Vincent Guittot , Will Deacon Subject: Re: [PATCH v4 1/9] sched: Add a generic function to return the preemption string. Message-ID: <20250317103357.O6YuNbpr@linutronix.de> References: <20250314160810.2373416-1-bigeasy@linutronix.de> <20250314160810.2373416-2-bigeasy@linutronix.de> <20250317083155.9g9ksofZ@linutronix.de> <20250317092526.S1MfZldy@linutronix.de> 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=utf-8 Content-Disposition: inline In-Reply-To: On 2025-03-17 11:18:37 [+0100], Ingo Molnar wrote: > Yeah, that's a valid concern. > > The thing is, CONFIG_SCHED_DEBUG is mostly meaningless these days - all > major distributions enable it because of the statistics are useful for > system administration, tooling and general software development. > > So we should enable it permanently and remove the #ifdeffery. I'll send > out a series to do so soon. If that is the way to go, the please Cc me and I rebase on top of it. > Thanks, > > Ingo Sebastian