Received: by 2002:a6b:fb09:0:0:0:0:0 with SMTP id h9csp3464975iog; Mon, 27 Jun 2022 17:08:31 -0700 (PDT) X-Google-Smtp-Source: AGRyM1utztGDzlD8ldTQUY/1OWj5RDcp21IgScfxar0hZgcjMK5qA62WR6LRcllRNfnaGJ2sWX58 X-Received: by 2002:a05:6402:d5c:b0:435:6e2f:245b with SMTP id ec28-20020a0564020d5c00b004356e2f245bmr20001771edb.145.1656374911455; Mon, 27 Jun 2022 17:08:31 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1656374911; cv=none; d=google.com; s=arc-20160816; b=fPImtkfzDB9YgTu4eWUfEVEMWcsYcoJKh3YBRRN9K7Ao4VCKQecXrrWHKoImngLhiJ dk8QEUVfoleXfCU7POWbv7uOLlMnLhSm2O5yGGIBRRheY74YwzY2VPjqfvGwOhsam41n ru1NF1xsc+JRE8klxrCmN73b4YV1qMjZK8LfgBQn/uXnd8uoypY0M1gCKtYNwKjvMmdE t1/F7lu118b+jHlxNZRaNlbvKj9bjJrNYi0XUyH+2OaYHmCoVajFYNJzWUCZRCJCueS8 4Mmh5cRLuM8y60ZE6J4+Z+ttxJLhNuBPULbQz5/WW7tXm+2BNOizzxztp4a8S9k5u554 kp+Q== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:cc:to:subject:message-id:date:from:in-reply-to :references:mime-version:dkim-signature; bh=eOgbheeHHLx9uc+m1bX9bnF0itm2DUuG6BGXmAFqbGY=; b=nA/jAmy4CvJjGOLf61DV0ygr+2g3nVQuxx+DibWoRt3CyeC39y8J90fJkliFwwfbTV vUW4HIC1V9q7DLc0vpil80cQ2D0Xn688Xrfm5XaQlDv90MTXpcLghs6bpGpuCSrPwnI9 q5yAoWYK1oWsjmVZh0qi+o9RtHnGg3W0SCADKgLVeHB1uToN/EI2r+AutrUrdDTZn54u lUoY+mswFkGMGuk1bBvbvgo8p/PsBHBDT9Qr/40+p7O9w7qWp8oXOlwhi5qf9+f3kCWx 6Xl1QwYvi6OUHTBvMLBDcjUAgRF9B723GyQeJ/D4Qhvp7ZQM4KVXrdtEMnLt5H6t9i3H 3B9Q== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@google.com header.s=20210112 header.b=HLHQZExe; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=REJECT sp=REJECT dis=NONE) header.from=google.com Return-Path: Received: from out1.vger.email (out1.vger.email. [2620:137:e000::1:20]) by mx.google.com with ESMTP id c18-20020aa7df12000000b004356e6680acsi12682593edy.513.2022.06.27.17.08.06; Mon, 27 Jun 2022 17:08:31 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20; Authentication-Results: mx.google.com; dkim=pass header.i=@google.com header.s=20210112 header.b=HLHQZExe; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=REJECT sp=REJECT dis=NONE) header.from=google.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S241637AbiF0XTG (ORCPT + 99 others); Mon, 27 Jun 2022 19:19:06 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:55200 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S241714AbiF0XRY (ORCPT ); Mon, 27 Jun 2022 19:17:24 -0400 Received: from mail-yb1-xb2b.google.com (mail-yb1-xb2b.google.com [IPv6:2607:f8b0:4864:20::b2b]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id B421E237D0 for ; Mon, 27 Jun 2022 16:17:22 -0700 (PDT) Received: by mail-yb1-xb2b.google.com with SMTP id v185so9782592ybe.8 for ; Mon, 27 Jun 2022 16:17:22 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20210112; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc; bh=eOgbheeHHLx9uc+m1bX9bnF0itm2DUuG6BGXmAFqbGY=; b=HLHQZExevJDo8Y1z5GpwsfTYJGywU8z5kmu59kREUxEbT88sqolNfwoDFSOOK/13+f rh0q4q0W+BsJxJOCscpuXaL8NQSzW7GWDP7dTqf0NADnfMvGaQ2mEcRg6RBtsCuARl9Y CZ80yP1yUbZIttCR65kc5ZRC9gqWYEkaL2kXcv2wIvexT+Lw6cQt5LLoyxYPZgMSq7v7 hCFdLghtJsFQ0l5XlOyr6ugRNwnkuJ25kChv2EvLVJXBiAzhEAvI7fl0kgkGsid3cAX7 kuXF+Q2QWoMv1CpqtLSwbVAvT4VpfvhdsVv+SV94rfWIZ9OJZOG5bSadzdHJ+j0GIE0h P4Zw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc; bh=eOgbheeHHLx9uc+m1bX9bnF0itm2DUuG6BGXmAFqbGY=; b=ObUGq7XYdbro7UmHxUNTHtFWwzv80Pf6oJg8jdE4KWQzW9CcnG6zrN/kKApOhMS6im EFDAMCZihwCEQ0vD1VDBM9Oxcsn7/VVvWoXJwz6VeWqxrfsUKCv4AGJH4SDRh+hyd1D9 +Az3v79jr8DLjjjOgG4P8LRqKKGCgZkKa4AwYOxgIP3gEFzmdG9eY3cUfJQJ+KIf0VbD ELlEbLZ2IeEDOgqwPlnVFlDi1odzC3b6jOAo6be6X5XqQpjAshkht1Rmjc2xdDyaMIOo tdhRWCpBBMTGN/MMj9Zno8FtuniATnzMuvFnOoDyK5J1krMKVH1emX2BrkZucT6mDPkV SYFw== X-Gm-Message-State: AJIora+LzXmRVtJ4r6secoLIw16tKyUTozRUm3qK24fOUnErkiJSr8Yl hjOvNRWvFX9+zRSnjRCA62qyXsazZlYtMhyHmihTIw== X-Received: by 2002:a25:3bcf:0:b0:66c:815c:a58f with SMTP id i198-20020a253bcf000000b0066c815ca58fmr17269199yba.352.1656371841684; Mon, 27 Jun 2022 16:17:21 -0700 (PDT) MIME-Version: 1.0 References: <20220619120451.95251-1-wuyun.abel@bytedance.com> <20220619120451.95251-3-wuyun.abel@bytedance.com> In-Reply-To: <20220619120451.95251-3-wuyun.abel@bytedance.com> From: Josh Don Date: Mon, 27 Jun 2022 16:17:10 -0700 Message-ID: Subject: Re: [PATCH v4 2/7] sched/fair: remove redundant check in select_idle_smt To: Abel Wu Cc: Peter Zijlstra , Mel Gorman , Vincent Guittot , Chen Yu , Tim Chen , K Prateek Nayak , "Gautham R . Shenoy" , linux-kernel Content-Type: text/plain; charset="UTF-8" X-Spam-Status: No, score=-17.6 required=5.0 tests=BAYES_00,DKIMWL_WL_MED, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF, ENV_AND_HDR_SPF_MATCH,RCVD_IN_DNSWL_NONE,SPF_HELO_NONE,SPF_PASS, T_SCC_BODY_TEXT_LINE,USER_IN_DEF_DKIM_WL,USER_IN_DEF_SPF_WL autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Sun, Jun 19, 2022 at 5:05 AM Abel Wu wrote: > > If two cpus share LLC cache, then the cores they belong to are also in > the same LLC domain. > > Signed-off-by: Abel Wu Reviewed-by: Josh Don