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[209.132.180.67]) by mx.google.com with ESMTP id i2si167576oie.181.2020.02.21.09.54.09; Fri, 21 Feb 2020 09:54:23 -0800 (PST) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; dkim=pass header.i=@oracle.com header.s=corp-2020-01-29 header.b=Rcjn0tP9; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=oracle.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727655AbgBURwo (ORCPT + 99 others); Fri, 21 Feb 2020 12:52:44 -0500 Received: from aserp2120.oracle.com ([141.146.126.78]:54136 "EHLO aserp2120.oracle.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725947AbgBURwo (ORCPT ); Fri, 21 Feb 2020 12:52:44 -0500 Received: from pps.filterd (aserp2120.oracle.com [127.0.0.1]) by aserp2120.oracle.com (8.16.0.42/8.16.0.42) with SMTP id 01LHlRcF003163; Fri, 21 Feb 2020 17:52:18 GMT DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=oracle.com; h=subject : to : cc : references : from : message-id : date : mime-version : in-reply-to : content-type : content-transfer-encoding; s=corp-2020-01-29; bh=RZgv87m8kiMmEbPjo4rGSbu6PXXl2pD15JjxGmUadck=; b=Rcjn0tP9Ib+ozuSxftRVNQXLa1PxDcIbFB/mUcLjEk7u+e0RoW1Aq8+/v5lX0/SRDXBn sL2YzO4P+gzp1L8j4RVxgwZfBW89OImA37xfz1XW37IjPotMh284bOMDFUy4bhFEOBm+ QWxI0RgH00WntHg/+RpOGSMfwdEE1VRsKEJymhn/LxrANOkQBfhcNiS0Ql6sCUw0trG2 URSTzXVeAROxfdTg3Ed0pbIRdNWjW0fdztVKFCIwV/kexP9whyTG3brYSIPSLvBYMt4F MkYXOG19ObY+yoxYfyOQY7b6wzAOSsYs2Ls764zw1e4RZmWPBWZh2CjCUrA1fOelNV52 aQ== Received: from userp3020.oracle.com (userp3020.oracle.com [156.151.31.79]) by aserp2120.oracle.com with ESMTP id 2y8udkt1fm-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Fri, 21 Feb 2020 17:52:18 +0000 Received: from pps.filterd (userp3020.oracle.com [127.0.0.1]) by userp3020.oracle.com (8.16.0.42/8.16.0.42) with SMTP id 01LHpw0Z054916; Fri, 21 Feb 2020 17:52:17 GMT Received: from userv0121.oracle.com (userv0121.oracle.com [156.151.31.72]) by userp3020.oracle.com with ESMTP id 2y8ud768y7-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Fri, 21 Feb 2020 17:52:17 +0000 Received: from abhmp0014.oracle.com (abhmp0014.oracle.com [141.146.116.20]) by userv0121.oracle.com (8.14.4/8.13.8) with ESMTP id 01LHqFSr019810; Fri, 21 Feb 2020 17:52:15 GMT Received: from [192.168.0.195] (/69.207.174.138) by default (Oracle Beehive Gateway v4.0) with ESMTP ; Fri, 21 Feb 2020 09:52:14 -0800 Subject: Re: [PATCH v3 0/3] Introduce per-task latency_nice for scheduler hints To: Parth Shah , vincent.guittot@linaro.org, patrick.bellasi@matbug.net, valentin.schneider@arm.com, dhaval.giani@oracle.com, dietmar.eggemann@arm.com Cc: linux-kernel@vger.kernel.org, peterz@infradead.org, mingo@redhat.com, qais.yousef@arm.com, pavel@ucw.cz, qperret@qperret.net, David.Laight@ACULAB.COM, pjt@google.com, tj@kernel.org References: <20200116120230.16759-1-parth@linux.ibm.com> <8ed0f40c-eeb4-c487-5420-a8eb185b5cdd@linux.ibm.com> <971909ed-d4e0-6afa-d20b-365ede5a195e@linux.ibm.com> From: chris hyser Message-ID: <28b912d0-cfce-8abe-ad14-d64c3e36e723@oracle.com> Date: Fri, 21 Feb 2020 12:52:09 -0500 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.2.2 MIME-Version: 1.0 In-Reply-To: <971909ed-d4e0-6afa-d20b-365ede5a195e@linux.ibm.com> Content-Type: text/plain; charset=utf-8; format=flowed Content-Language: en-US Content-Transfer-Encoding: 7bit X-Proofpoint-Virus-Version: vendor=nai engine=6000 definitions=9538 signatures=668685 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 bulkscore=0 malwarescore=0 mlxlogscore=999 suspectscore=0 adultscore=0 spamscore=0 mlxscore=0 phishscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2001150001 definitions=main-2002210136 X-Proofpoint-Virus-Version: vendor=nai engine=6000 definitions=9538 signatures=668685 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 lowpriorityscore=0 suspectscore=0 spamscore=0 priorityscore=1501 adultscore=0 mlxscore=0 clxscore=1015 malwarescore=0 mlxlogscore=999 phishscore=0 impostorscore=0 bulkscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2001150001 definitions=main-2002210135 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 2/19/20 5:09 AM, Parth Shah wrote: > Hi Chris, >> Parth, I've been using your v3 patchset as the basis of an investigation >> into the measurable effects of short-circuiting this search. I'm not quite >> ready to put anything out, but the patchset is working well. The only > > That's a good news as you are able to get a usecase of this patch-set. Parth, I wanted to make sure to thank you for all this effort. It has made it really easy to start experimenting with these ideas and concepts and that's been an enormous help. Thanks again. -chrish