From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (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 A6F202E40E for ; Fri, 17 Jan 2025 01:40:21 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1737078021; cv=none; b=SDB18cQ3/GEkVAr4PCS4LO+058vFIRvmqRf2Pq2uenviMnuKbTsmaTJ+BLVPdLtfqE0dpke1/vLwPdHcismBwocJxLwjEgTMWcehIHDAp2a8zeaLPZltOJ9IQkYv/V8XaIQgAaoaZItFjky51ak1SM8PW6oYit2NEJfQdc3zkWQ= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1737078021; c=relaxed/simple; bh=GAz4WAEINmfQk1RzwCvb299T+7wtdqN8N0BMlK13FEI=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=Ouue5W5wSeNyb66h1bxwHPv02+H+9SEVrOUTLwPtZJr5tZpjoozvTRkalX/KY8cfgF/kkjnkmCD8Ytzp3H/DODwgapSh5usRAQVQZsg/YaDmCYYqWeYC5E8ShC6Q6KNMGEk+sVtRlun66EigXMgmWzdcqbDQqJoxaK1LLeXoBqk= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=seXw3YJ4; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="seXw3YJ4" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 60700C4CED6; Fri, 17 Jan 2025 01:40:21 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1737078021; bh=GAz4WAEINmfQk1RzwCvb299T+7wtdqN8N0BMlK13FEI=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=seXw3YJ4WanPQPlm0srdxrNgWzx8uWJSvFkGpUY3129LDK/hRhZNssEc9WAnvoAtu 4tVSDCqVXFrCMvMaJr7GwU2aLKK2ZUxvnkZgrW83O+mHJbKZVTJOuqOIy0tvWdCLkK aPl4z0ispW/INngdxChwcLXp1f//iNiB4yuOsNLRuqD9moyTdzSSLTzlmbvG61Ma54 jNcj2Ju2OCpfdNh1eyaVXgB8LMr/Sqizjq47XCGLcLbmEYR+6wRgRI6rhqG1oKWkyx W93WUjurd4fvyMonAK30ZHmbzuz7yxWMcLS/BcvURQjLbdYC/qLhlZXf9YuGtkcT63 Ufd81hVG4yMRg== Date: Thu, 16 Jan 2025 15:40:20 -1000 From: Tejun Heo To: Changwoo Min Cc: void@manifault.com, arighi@nvidia.com, kernel-dev@igalia.com, linux-kernel@vger.kernel.org Subject: Re: [PATCH 4/7] sched_ext: Add an event, SCX_EVENT_ENQ_LOCAL_EXITING Message-ID: References: <20250116151543.80163-1-changwoo@igalia.com> <20250116151543.80163-5-changwoo@igalia.com> 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: <20250116151543.80163-5-changwoo@igalia.com> On Fri, Jan 17, 2025 at 12:15:40AM +0900, Changwoo Min wrote: > Add a core event, SCX_EVENT_ENQ_LOCAL_EXITING, which represents how many > times a task is enqueued to a local DSQ when exiting if SCX_OPS_ENQ_EXITING > is not set. > > Signed-off-by: Changwoo Min > --- > kernel/sched/ext.c | 12 +++++++++++- > 1 file changed, 11 insertions(+), 1 deletion(-) > > diff --git a/kernel/sched/ext.c b/kernel/sched/ext.c > index 909f12a41934..094e19f5fb78 100644 > --- a/kernel/sched/ext.c > +++ b/kernel/sched/ext.c > @@ -1479,6 +1479,12 @@ struct scx_event_stat { > * continued to run because there were no other tasks on the CPU. > */ > u64 CNTD_RUN_WO_ENQ; > + > + /* > + * If SCX_OPS_ENQ_EXITING is not set, the number of times that a task > + * is dispatched to a local DSQ when exiting. > + */ > + u64 ENQ_LOCAL_EXITING; ENQ_SKIP_EXITING? -- tejun