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=-2.8 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_PASS,USER_AGENT_GIT autolearn=ham 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 AC4B7C43381 for ; Mon, 25 Mar 2019 21:07:55 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 76F8F20811 for ; Mon, 25 Mar 2019 21:07:55 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="DtHyCs45" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730239AbfCYVHy (ORCPT ); Mon, 25 Mar 2019 17:07:54 -0400 Received: from mail-pf1-f195.google.com ([209.85.210.195]:36920 "EHLO mail-pf1-f195.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1729283AbfCYVHy (ORCPT ); Mon, 25 Mar 2019 17:07:54 -0400 Received: by mail-pf1-f195.google.com with SMTP id 8so7017873pfr.4 for ; Mon, 25 Mar 2019 14:07:53 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id; bh=jKxq5a358qtPvC2yfHbZ6xSjB+OfOwYrzq+4FrfS/wk=; b=DtHyCs45F9cb2dtd7Z/gHppc3S7bM0KAD6jNCy8yY+QDj4bFN4Ud9n8G1k4y7GTWB7 Nqkd+aCki5vc1zoAb5T9lfxFtvJ7coc8BrV1qls39Qnh/DBFVgIGB4tfTASq57FN728o gZ/a1elWojzTyYG0IG4DBy4NWCfo/Vczp4aq69MRWNlf3NM78LJKmRByxfi3UgPhjEku feec/eonb+BE8kELpirt5jwkSSW7vIhcX/LeKQoc0h1dKKDqefBxksvwUAyn8OCz9OZk fQbstFF2oBtvX2bAFDIYRQuOryZBp8hF6Z67iomzyZUXqyFyrUwlMNZCFLqOHC1RXRFw cXrg== 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; bh=jKxq5a358qtPvC2yfHbZ6xSjB+OfOwYrzq+4FrfS/wk=; b=nUinwB2Ik4+ibWEwxhtSnUB30SREaEoT/ODcls3+G02+m61HzA5M9HuaFdUmWp3TYh b8de8z44f4qh7iql2qOgLctKPpC0Y7azKQHtC5IS+isw5XURDr+oxk/cDOeO4NDc4LFT Vvhssl5k3YgE7KPFNtnYKniQgl1lbZhG+yUhzCnw5vK5fCIw1Hq9jFr1VKJHPRtGvJxL TtDcL9G3m4OMgRX2+dxQkpjRGTxU1xz89dOBRByWtU5CAJQMcKju9Xn0ij7MKcwwv9SE 30DqX+u2SEwPr2sBqNYlgIbpIVr2UlUkKuDgeelueWWUfdURuYZ0AxzLpqUsuJCtjQKR wRZg== X-Gm-Message-State: APjAAAUVxnI61eJVVhyWWpBSwAVfwQLCfv3NCLKZ5Va4gUlfUvtZge8Q Ri4t0Jz6FEyUX6m1hsdfXVM= X-Google-Smtp-Source: APXvYqxis8pqxkPna5f+O4Swo8CXa8LhnNmDjTceLSwZoLi3uRDTuMb+xAiVf3R9X4RBzw32GYB0uQ== X-Received: by 2002:a63:cc03:: with SMTP id x3mr25022440pgf.121.1553548073033; Mon, 25 Mar 2019 14:07:53 -0700 (PDT) Received: from localhost ([169.229.22.206]) by smtp.gmail.com with ESMTPSA id i126sm23958484pfc.101.2019.03.25.14.07.51 (version=TLS1_2 cipher=ECDHE-RSA-CHACHA20-POLY1305 bits=256/256); Mon, 25 Mar 2019 14:07:52 -0700 (PDT) From: Yury Norov X-Google-Original-From: Yury Norov To: Andrew Morton , Andy Shevchenko , Rasmus Villemoes , Arnd Bergmann , Kees Cook , Matthew Wilcox , Tetsuo Handa Cc: Yury Norov , Yury Norov , linux-kernel@vger.kernel.org Subject: [PATCH v2 RESEND 0/6] lib: rework bitmap_parselist and tests Date: Tue, 26 Mar 2019 00:07:42 +0300 Message-Id: <20190325210748.6571-1-ynorov@marvell.com> X-Mailer: git-send-email 2.17.1 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org bitmap_parselist has been evolved from a pretty simple idea for long and now lacks for refactoring. It is not structured, has nested loops and a set of opaque-named variables. Things are more complicated than they may be because bitmap_parselist() is a part of user interface, and its behavior should not change. In this patchset - __bitmap_parselist() is reworked (patches 2 and 3); - time measurement in test_bitmap_parselist switched to ktime_get (patch 4); - new tests introduced (patch 5), and - bitmap_parselist_user() testing enabled with the same testset as bitmap_parselist() (patch 6). Patches 1 and 4 are fixes and may be applied separately. v1: https://lkml.org/lkml/2018/12/23/50 v2: https://www.spinics.net/lists/kernel/msg3048976.html v2 RESEND: rebased on next-20190325 and retested. Yury Norov (6): bitmap_parselist: don't calculate length of the input string bitmap_parselist: move non-parser logic to helpers bitmap_parselist: rework input string parser lib/test_bitmap: switch test_bitmap_parselist to ktime_get() lib/test_bitmap: add testcases for bitmap_parselist lib/test_bitmap: add tests for bitmap_parselist_user lib/bitmap.c | 294 ++++++++++++++++++++++++++++++---------------- lib/test_bitmap.c | 67 +++++++++-- 2 files changed, 245 insertions(+), 116 deletions(-) -- 2.17.1