Received: by 2002:a05:6a10:9848:0:0:0:0 with SMTP id x8csp4037747pxf; Tue, 16 Mar 2021 04:20:15 -0700 (PDT) X-Google-Smtp-Source: ABdhPJzyQBGOBFwXQeL2323kix8cyQQamhduT+BKgkntvl4fIWiygUjB5tMA+16pCJb3VuE6ki01 X-Received: by 2002:a50:fe81:: with SMTP id d1mr10499679edt.308.1615893614779; Tue, 16 Mar 2021 04:20:14 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1615893614; cv=none; d=google.com; s=arc-20160816; b=ifilPNYetCvPcnoKeURxdk3126vsoQCq/iZn/nNrKWwPM+o/EPGgTYgr/YBFGvIs21 uOaZd/c/HKR/V4bOq7fq6mnkf50Yxkbrm1Kf0fsnJoYgxgVkImtVgjCvspqVRpPpBWWw RIBFMTIK5Zq1XxXnlq3SG0g56ylXC1R9OgSCAzizXMhepxNM/Wa86DRwNPY4bjMi9i/d lDTyK6U6z3ynTAX10diHXgFr+uedcphYPz3JfDYSxKsGf/dV98NaQ9ojiTx6rUoCA7Sm +fjS2m/6rSymc6vsda/MiKwsblbZdiuaD0V6hceXFcVVr+mT3bnbh1xrplHR7fRlJ872 xKfw== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:in-reply-to:content-disposition:mime-version :references:message-id:subject:cc:to:from:date:sender:dkim-signature; bh=x9e1xfobrgux5JmgRy+7168jAO2JUpIpvIQcF6MG83w=; b=ps/Y4mjVSxG2tB3bZUm9OQRvrBWCppSJrr1zmJSJc7R8KTK61Xes44iOw94azroyuu K8jutkfnOEBdSkizAFiSPywqfIijeonaouv5HLGsUi60l43AvaTg1eWwraccJeluYyEb tcrRGnYuajla2/vjFhubTHBGpHfq0JOsaTKrawDkBan/AZ2GCaq6i/izAfNPs6NSuQmo /TzHBxrkP2LCjNdduaZqcE763uqltJHvcZ5zsu0DlvCIJ9dKCptgVzcCXz14jSXPUxPR oeM68zqKoYQDsDoIRX90MlPzl9B2dsTtLZrJ5deCW/kK6itZrW39nM5ODKvQFKZ7Dxhv swDA== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@gmail.com header.s=20161025 header.b=fjEXsStw; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=kernel.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [23.128.96.18]) by mx.google.com with ESMTP id bc10si13551149edb.235.2021.03.16.04.19.51; Tue, 16 Mar 2021 04:20:14 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18; Authentication-Results: mx.google.com; dkim=pass header.i=@gmail.com header.s=20161025 header.b=fjEXsStw; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230477AbhCPCWT (ORCPT + 99 others); Mon, 15 Mar 2021 22:22:19 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:36118 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234598AbhCPCWO (ORCPT ); Mon, 15 Mar 2021 22:22:14 -0400 Received: from mail-qt1-x833.google.com (mail-qt1-x833.google.com [IPv6:2607:f8b0:4864:20::833]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 7B300C06174A; Mon, 15 Mar 2021 19:22:14 -0700 (PDT) Received: by mail-qt1-x833.google.com with SMTP id f12so10669828qtq.4; Mon, 15 Mar 2021 19:22:14 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=sender:date:from:to:cc:subject:message-id:references:mime-version :content-disposition:in-reply-to; bh=x9e1xfobrgux5JmgRy+7168jAO2JUpIpvIQcF6MG83w=; b=fjEXsStwnXKCurOKkJhtQkcTA24r1rdYzLOmvw1xvyNUJvtm0b9kg5enio6VXPGHUE NeMqy3J9wiHHmkHoTqZlg8I7iJ8StIPtyYL8JawjzLLmbqjI+hrWHfILqO0RxLbwrXLC jDWFObZ/zoE4IRnM9FQRyorroXQVsjphNLWMaDMpPHCRxgovQgs4vjPMMOm2o45NtdX/ nDbk2QOo3c4OaemxRdSTaFDuqla+i33mWKdJznmikwFBiysdhSnwmgzniAXpM9JXIQla 5KZ3WFUnLvoxEVwfPbWYKAVhnwTfUrDOtfhCPtfNSeuue6NnIU8ZUyDPx7cSZeSy2Yys QoHw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:sender:date:from:to:cc:subject:message-id :references:mime-version:content-disposition:in-reply-to; bh=x9e1xfobrgux5JmgRy+7168jAO2JUpIpvIQcF6MG83w=; b=lDPdi1u0q9ZAJScz9tMMgPtZeDcDGKI2S0Q1C2cfHclROM7NeMEh4XLAYiJI6Oxtgm IRP0L+ign0Lh/9rrqxBxX8abGIIHfJ1Q6DKG9Z1y+myQaTCTOvLedhwfokZr3iLzpTki oCa8kNFDck4GAAAjKa+4lA06lEr/nE8xl2P2UEb+WQNmFExjrOhSi2ftFCokHBaL0Wiv XYDmbuEVV0vndZUNGnmPXNiPxLExwmyrStKHsbVnQH15BGzBIuud8/QBMYH/LrCWT4IP ODG1AjPQQ3zqE1X4JTHSP7v/poudXap6176i1p1MClkIPxTABh543Q4uBqwyvZ7+QrxF pCzg== X-Gm-Message-State: AOAM531IIHuV5ntH7yqVE87BaEZAkboCOuoddFImHwnjrLnaDu2a319M zKloiQ72TfL+pZHYrvJUFvg= X-Received: by 2002:a05:622a:48d:: with SMTP id p13mr21363305qtx.21.1615861333631; Mon, 15 Mar 2021 19:22:13 -0700 (PDT) Received: from localhost (2603-7000-9602-8233-06d4-c4ff-fe48-9d05.res6.spectrum.com. [2603:7000:9602:8233:6d4:c4ff:fe48:9d05]) by smtp.gmail.com with ESMTPSA id d14sm13657503qkg.33.2021.03.15.19.22.12 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 15 Mar 2021 19:22:13 -0700 (PDT) Sender: Tejun Heo Date: Mon, 15 Mar 2021 22:22:12 -0400 From: Tejun Heo To: Jacob Pan Cc: Vipin Sharma , mkoutny@suse.com, rdunlap@infradead.org, thomas.lendacky@amd.com, brijesh.singh@amd.com, jon.grimm@amd.com, eric.vantassell@amd.com, pbonzini@redhat.com, hannes@cmpxchg.org, frankja@linux.ibm.com, borntraeger@de.ibm.com, corbet@lwn.net, seanjc@google.com, vkuznets@redhat.com, wanpengli@tencent.com, jmattson@google.com, joro@8bytes.org, tglx@linutronix.de, mingo@redhat.com, bp@alien8.de, hpa@zytor.com, gingell@google.com, rientjes@google.com, dionnaglaze@google.com, kvm@vger.kernel.org, x86@kernel.org, cgroups@vger.kernel.org, linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org, "Tian, Kevin" , "Liu, Yi L" , "Raj, Ashok" , Alex Williamson , Jason Gunthorpe , Jacob Pan , "jean-philippe@linaro.org" Subject: Re: [RFC v2 2/2] cgroup: sev: Miscellaneous cgroup documentation. Message-ID: References: <20210312145904.4071a9d6@jacob-builder> <20210313085701.1fd16a39@jacob-builder> <20210315151155.383a7e6e@jacob-builder> <20210315164012.4adeabe8@jacob-builder> <20210315183030.5b15aea3@jacob-builder> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20210315183030.5b15aea3@jacob-builder> Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Mon, Mar 15, 2021 at 06:30:30PM -0700, Jacob Pan wrote: > I don't know if this is required. I thought utilities such as cgclassify > need to be supported. > " cgclassify - move running task(s) to given cgroups " > If no such use case, I am fine with dropping the migration support. Just > enforce limit on allocations. Yeah, that's what all other controllers do. Please read the in-tree cgroup2 doc. Thanks. -- tejun