From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-3.8 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, USER_AGENT_GIT autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id A44CDC0044D for ; Mon, 16 Mar 2020 19:13:45 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 6B37720674 for ; Mon, 16 Mar 2020 19:13:45 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=cmpxchg-org.20150623.gappssmtp.com header.i=@cmpxchg-org.20150623.gappssmtp.com header.b="msdHOOSt" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1732419AbgCPTNo (ORCPT ); Mon, 16 Mar 2020 15:13:44 -0400 Received: from mail-qv1-f67.google.com ([209.85.219.67]:43559 "EHLO mail-qv1-f67.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1732366AbgCPTNn (ORCPT ); Mon, 16 Mar 2020 15:13:43 -0400 Received: by mail-qv1-f67.google.com with SMTP id c28so9484962qvb.10 for ; Mon, 16 Mar 2020 12:13:43 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=cmpxchg-org.20150623.gappssmtp.com; s=20150623; h=from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=hQ6KfYR9gsZkcfMfYyRVmhCMb80+DstZqdWe5a9vHYQ=; b=msdHOOStVPMDS4Mqi0Uw5qYY3xmOx/awlB/N7lszPYI/CkuBwbE2ctj8Cktbsgy/M/ YhyH+WEXvueDCguQlgjMpZTsrtXUqpZzT4q9I74W0tplZSCZpgZDs5KsIkXdKGwjmhJ3 WBjoWnH+yLuK/luBrjtZbREo1xGzazEEcK0iuQDrplBar6wkYUFAG5Ry1haIEijIC8G8 uQGuyulp7IRd8+TMJuwRTO1exTFxEKvHkEyMq5aUs7EPp7zLQo47w7g9vtfod0B5YRBR X7M1JBEWs1VgBIR7abel2WyB1OUeuApmBML954516LCrA2QGW1K0r67VmqHE6dz4uglp lOJA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=hQ6KfYR9gsZkcfMfYyRVmhCMb80+DstZqdWe5a9vHYQ=; b=iJ0WCwiFItlU+CCkkXieuPzVvb9lXuLx90QK4qWnDtKauupD9/UYKYZ6uVJWBD3MLa OJchlfI0FKBPGMO24CbmIJU8UEZaMUlHP3OsTELFRq1dcLLlpgq94N1YLn3XzneMstat PZvuvLQMeQLDizSUvxB/0gerWVHWJh9cM2yfnvEFH4BCQok0Jyh1qYOM6hrvrXb4JxCp 7JXfbuuvEAz76e1LRP3crONu5p5VY9ibKmCDQoOYJ5zrxPnK5ULCM6tBtiiHVfwDsH9c Fvx8IXePfWG98of1fW/AyUWN/hU1F90iIER3h0jjYDoUENy4NUdjwz9gcoAlCXKftfwy 1u8Q== X-Gm-Message-State: ANhLgQ11De0/acmlNBnZhHt7IP4Fg7BxWARqWYeM4eFvJ8KGPB5NSlrP kjGkObc10b3joxA9B78ZNoWGmQ== X-Google-Smtp-Source: ADFU+vsu45fsRLuBxs5DFRHzUrtDy2+HKc9VZM37d00UZjgBQcoCmiVnyeQgskRuo+XwcMhK0wwgbg== X-Received: by 2002:a0c:edc5:: with SMTP id i5mr1350832qvr.16.1584386022960; Mon, 16 Mar 2020 12:13:42 -0700 (PDT) Received: from localhost ([2620:10d:c091:480::1:f40d]) by smtp.gmail.com with ESMTPSA id v187sm43025qkc.29.2020.03.16.12.13.41 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 16 Mar 2020 12:13:42 -0700 (PDT) From: Johannes Weiner To: Peter Zijlstra Cc: cgroups@vger.kernel.org, linux-kernel@vger.kernel.org, kernel-team@fb.com Subject: [PATCH 0/3] psi: cpu.pressure cgroup fix & MAINTAINERS update Date: Mon, 16 Mar 2020 15:13:30 -0400 Message-Id: <20200316191333.115523-1-hannes@cmpxchg.org> X-Mailer: git-send-email 2.25.1 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hello Peter, Patch 1 implements the cpu.pressure fix for cgroups we were looking at recently, 2 is the cgroup hierarchy walk optimization you proposed. Patch 3 adds a MAINTAINER entry for psi, as at least one person tried looking for it and couldn't find it. If they look alright to you, it'd be great to get them into 5.7. Based on 5.6-rc6. Thanks MAINTAINERS | 6 +++ include/linux/psi.h | 2 + include/linux/psi_types.h | 10 ++++- kernel/sched/core.c | 2 + kernel/sched/psi.c | 99 +++++++++++++++++++++++++++++++++------------ kernel/sched/stats.h | 21 ++++++++++ 6 files changed, 114 insertions(+), 26 deletions(-)