Received: by 2002:a25:ad19:0:0:0:0:0 with SMTP id y25csp8627414ybi; Tue, 9 Jul 2019 20:03:11 -0700 (PDT) X-Google-Smtp-Source: APXvYqw7U2hJ8e33QCsoYW4lFaV7fwWVEH2AW1TPI1eT0AT0CmTNdnkv3x3tZFYtLvf5qRkyOQyJ X-Received: by 2002:a17:90a:ad86:: with SMTP id s6mr4016715pjq.42.1562727791815; Tue, 09 Jul 2019 20:03:11 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1562727791; cv=none; d=google.com; s=arc-20160816; b=V9v/Gc0unSz5tdvZXnQALx7ACozzvL2sribLSW9oPYWPzMD6kq3wwkm0tMDvVDuFsE jKUN+RPCrrJC62qYNVJl5/HkVjPJCet8T6gFII359YRnlGOC/n3IloKaFmX5wBnEImdz lZE1WkaY/1W3z3HL8VhYdCEW/7zjwvg7rebP+BoiIvaRENCk3/9UQpHPy3LrirHJ4Q/c rl6pu1xu5ppLEBAcakjqunRLUxhoNdN3geR/Jf+HXaWGqJBx5ZIxc1A4W7cTh1y+Ur2l C+4e+LUz+oNBTOaYuBTDauHl/1JMRAOBj6TwziLjioX2DzuiZLLzCR6HkdB6LCpZOhht bl4w== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:content-transfer-encoding :content-language:in-reply-to:mime-version:user-agent:date :message-id:from:references:cc:to:subject:dkim-signature; bh=8+Q6mG3/ZGpry498ISHZ/wD38Uvq0i4LqqbAl3VOro8=; b=izLGYRqHl69G4zleVM7P5qbs/8dGPKWhhJEL2Ba9TLaRKrLDZ0tGj8hFZRYKQjPOJA Np8C3Vax/XneBk6TTR9UCSf6oIxyLmZUnnoDlVdekNy+GQ083Dk8nW/DHMKtp7DR3Sw3 tyhGcI2zVr1tKGeZaViRUbOv4JhXm6lLc04jwVSGYgNjMcJSjWyQg5cbh5YqbXvefFnf JLgm4LQi5ULoF9fRe/EFtoUuZbXeGH3tDs3sr4uhiv2SUEiIsSBKEM68+oqnn6t0cVDf QLMvDBHvCdh7H9cC1upKXNhpfHjcKALJh8iB6vNwGasifPjMw+JNrYrTUTpO45siXUtL VG8w== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@kernel-dk.20150623.gappssmtp.com header.s=20150623 header.b=GFGK3hC5; 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 Return-Path: Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id b93si839053plb.11.2019.07.09.20.02.44; Tue, 09 Jul 2019 20:03:11 -0700 (PDT) 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=@kernel-dk.20150623.gappssmtp.com header.s=20150623 header.b=GFGK3hC5; 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 Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726071AbfGJCzZ (ORCPT + 99 others); Tue, 9 Jul 2019 22:55:25 -0400 Received: from mail-pf1-f194.google.com ([209.85.210.194]:41640 "EHLO mail-pf1-f194.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725840AbfGJCzZ (ORCPT ); Tue, 9 Jul 2019 22:55:25 -0400 Received: by mail-pf1-f194.google.com with SMTP id m30so332999pff.8 for ; Tue, 09 Jul 2019 19:55:25 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel-dk.20150623.gappssmtp.com; s=20150623; h=subject:to:cc:references:from:message-id:date:user-agent :mime-version:in-reply-to:content-language:content-transfer-encoding; bh=8+Q6mG3/ZGpry498ISHZ/wD38Uvq0i4LqqbAl3VOro8=; b=GFGK3hC51Y3sfytxOq9sTL1KY7vI0GIEHKB47fPVXOglpWzC7zF5vNg6lY6wT+bu4C EG2QJ6dswSmFDp6S5ysxUf3g3cFRG1yXH3PggO6fUVvKedboAeU4jD/IrsVkHfCUp7d/ lAgX8w4E3OGmxs704NpKKmARK49PGydVu5Lef6GZ8lqkYyBObnVe3JREruFv/WgQ1vFK VDXTZ6+T8h+8e4VxNLsasG0L2hXyuS+mnLPSnYBTDUFqo4UyXttwkoANA16kzu1CLJ4l S2Cy3DpjCbt2XIO7NKnZsvdQ6Qo3BVTnxb+9n2Z8+NslnR5ny/RbEgN16dTjp5EnxH/r 6/Ig== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:subject:to:cc:references:from:message-id:date :user-agent:mime-version:in-reply-to:content-language :content-transfer-encoding; bh=8+Q6mG3/ZGpry498ISHZ/wD38Uvq0i4LqqbAl3VOro8=; b=ZwtXh6r0i7HWHBIvKw+JElUa4sLOszyG+MxfYHiuyZQl3komymHwOAZpnZWQFCuq93 b95z1VT672Btxc318VRQ8vkJZLETdwZH2FzWpsFGkTRbyNm/okiKd50bQjPnXKrECcN1 oJWfuJW+uoDAVhToQ8GsVva+QIvX9vOw1T0Cxa2cDld+xYpi0WqHI/EULKSw/dkb00Kj IKG7GRN/JQTiLZGY4RVZYdVDPlfnwsHkWgPs5Du55gyzvq/JFdtpInH4d/A6GEzg+qLn UoDpAOR/V+d4klvs+ECU/nV83HiZK9Tgt+AcJvlDObBurhXAKOVdVhDailhquNW/Cpzd 2DHA== X-Gm-Message-State: APjAAAV6U8aao11zVLApp83k+0aFtd+RBZ5NxV1o3I/DSRFgrrezklzT gS61M/sc4GywFxdFBWVl7VswuQ== X-Received: by 2002:a63:5823:: with SMTP id m35mr19395657pgb.329.1562727324715; Tue, 09 Jul 2019 19:55:24 -0700 (PDT) Received: from [192.168.1.121] (66.29.164.166.static.utbb.net. [66.29.164.166]) by smtp.gmail.com with ESMTPSA id g92sm421039pje.11.2019.07.09.19.55.22 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Tue, 09 Jul 2019 19:55:23 -0700 (PDT) Subject: Re: [PATCH] blk-cgroup: turn on psi memstall stuff To: Tejun Heo Cc: linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, kernel-team@fb.com, Josef Bacik References: <20190709214129.GK657710@devbig004.ftw2.facebook.com> From: Jens Axboe Message-ID: <4b0aaabd-a2f4-c6ce-2630-4a348cd46eb9@kernel.dk> Date: Tue, 9 Jul 2019 20:55:21 -0600 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.7.2 MIME-Version: 1.0 In-Reply-To: <20190709214129.GK657710@devbig004.ftw2.facebook.com> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 7/9/19 3:41 PM, Tejun Heo wrote: > From: Josef Bacik > > With the psi stuff in place we can use the memstall flag to indicate > pressure that happens from throttling. Applied, thanks. -- Jens Axboe