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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id EC949C433EF for ; Fri, 22 Apr 2022 17:37:25 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233918AbiDVRkQ (ORCPT ); Fri, 22 Apr 2022 13:40:16 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:45960 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234465AbiDVRkJ (ORCPT ); Fri, 22 Apr 2022 13:40:09 -0400 Received: from mail-qv1-xf31.google.com (mail-qv1-xf31.google.com [IPv6:2607:f8b0:4864:20::f31]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 77478102CC9; Fri, 22 Apr 2022 10:37:02 -0700 (PDT) Received: by mail-qv1-xf31.google.com with SMTP id h13so6562298qvr.2; Fri, 22 Apr 2022 10:37:02 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=DKU0THvM0AAAFGGde2aNgjFZG6FZ7ssd+fvUj/DwIMQ=; b=K/BgixKTR8mxCxTSf6PZRZY9qenBEsBPrOrWTMFnU+GRM4Kq/kQT8CO0QaqLcfj7AA jSPYbqjomYA2ted96LqLA+nrUMxR3OGR6WZg/8+SQTJKrWeeZv2G9bduWEOATGgJuJYv WDgBe1r3RNL3eyrLJipiRM8ffvQqwQIcnverABfRYsJoDN/7z8erz3AqhfeKYuOs5JkX 0i4OwsTOaqZND5hu9YGu9fB81yLkpxrtbI2uZSIWX8UfzS8CRD0DYgVKoFBdc5TlR9o2 aqEIrdQBdW+z/97wz5Iz+JOoM/JWpXxrpKbXjE1men6OT/QDTknUi6rIPDVowOAdD694 cv4A== X-Gm-Message-State: AOAM532WyXNrlIgbtqKyP81CkMLTOVDadDpfP+qBHVwgDVtpvUdUdmXN p4BDD3jSdo1RpCzkW2/5tzY= X-Google-Smtp-Source: ABdhPJxNy4+0HCpQRUWo/jNoyyub36xXtrCmqyxpPG5Ks8+6SAp8VM90KgNA+xFHSW5EGC6WIsVJ5Q== X-Received: by 2002:a05:6214:252e:b0:456:1c4e:bbee with SMTP id gg14-20020a056214252e00b004561c4ebbeemr25093qvb.70.1650648858370; Fri, 22 Apr 2022 10:34:18 -0700 (PDT) Received: from localhost (fwdproxy-ash-010.fbsv.net. [2a03:2880:20ff:a::face:b00c]) by smtp.gmail.com with ESMTPSA id m139-20020a37a391000000b0069e88edfdacsm1188051qke.105.2022.04.22.10.34.18 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 22 Apr 2022 10:34:18 -0700 (PDT) From: David Vernet To: tj@kernel.org, lizefan.x@bytedance.com, hannes@cmpxchg.org Cc: cgroups@vger.kernel.org, peterz@infradead.org, mingo@redhat.com, linux-kernel@vger.kernel.org, kernel-team@fb.com Subject: [PATCH 0/4] cgroup: Introduce cpu controller test suite Date: Fri, 22 Apr 2022 10:33:47 -0700 Message-Id: <20220422173349.3394844-1-void@manifault.com> X-Mailer: git-send-email 2.30.2 MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org This patchset introduces a new test_cpu.c test suite as part of tools/testing/selftests/cgroup. test_cpu.c will contain testcases that validate the cgroup v2 cpu controller. This patchset only contains testcases that validate cpu.stat and cpu.weight, but I'm expecting to send further patchsets after this that also include testcases that validate other knobs such as cpu.max. Note that checkpatch complains about a missing MAINTAINERS file entry for [PATCH 1/4], but Roman Gushchin added that entry in a separate patchset: https://lore.kernel.org/all/20220415000133.3955987-4-roman.gushchin@linux.dev/. Changelog: v2: - s/cgcpu/cpucg for variable names and test names. - Pass struct timespec as part of struct cpu_hog_func_param rather than stuffing the whole time as nanoseconds in a single long. David Vernet (4): cgroup: Add new test_cpu.c test suite in cgroup selftests cgroup: Add test_cpucg_stats() testcase to cgroup cpu selftests cgroup: Add test_cpucg_weight_overprovisioned() testcase cgroup: Add test_cpucg_weight_underprovisioned() testcase tools/testing/selftests/cgroup/.gitignore | 1 + tools/testing/selftests/cgroup/Makefile | 2 + tools/testing/selftests/cgroup/cgroup_util.c | 12 + tools/testing/selftests/cgroup/cgroup_util.h | 4 + tools/testing/selftests/cgroup/test_cpu.c | 446 +++++++++++++++++++ 5 files changed, 465 insertions(+) create mode 100644 tools/testing/selftests/cgroup/test_cpu.c -- 2.30.2