From patchwork Sat Aug 14 21:17:08 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Yury Norov X-Patchwork-Id: 12436851 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=-15.7 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=unavailable 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 898E1C4320A for ; Sat, 14 Aug 2021 21:19:44 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 7066860F51 for ; Sat, 14 Aug 2021 21:19:44 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S236512AbhHNVUL (ORCPT ); Sat, 14 Aug 2021 17:20:11 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:54188 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233488AbhHNVT1 (ORCPT ); Sat, 14 Aug 2021 17:19:27 -0400 Received: from mail-pj1-x102c.google.com (mail-pj1-x102c.google.com [IPv6:2607:f8b0:4864:20::102c]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 1B309C0617AF; Sat, 14 Aug 2021 14:18:51 -0700 (PDT) Received: by mail-pj1-x102c.google.com with SMTP id j1so20570861pjv.3; Sat, 14 Aug 2021 14:18:51 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:subject:date:message-id:in-reply-to:references:mime-version :content-transfer-encoding; bh=xQ5GYBYQ1ILXgL5w7TDSmdghvqIQq5M4sjrN1KrvWPk=; b=MiseU3C87It3DT6t4HeI7TsZ+wrwcybLtjcjpm/5wnEfSRqCQmd/iFhccUdUu1OyZE ugUn0VVOpGmz60imtwIUXOXEvVudCDd4K46nxefWG6bV2CHUDSqajxHc/8L43gnOMXZr BqTOdW5FQpXiQKaJ6tGBpH9pCKPBAtdZVrIdK0uCwoFEuCHRSGPciio/Gpbkxb1OO9NI /PXdVJ5GCfRs/MMYRhjOnOqb0VvnmDjkjk9qWRWn6cvnTMKY67n9+SuVhIUHzI1SObUS 3b6ZzgAjlvscPij7mNQXX0nhsmoNobvMnn9PVh0rBPu4D0QQm+a1tRo1rVbstNfNdnLX KEaw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=xQ5GYBYQ1ILXgL5w7TDSmdghvqIQq5M4sjrN1KrvWPk=; b=fVnLKUR5b2I3gmi4JUpHwAsJM7UHuuypjmVzGMRWzOim1mU86/EYGao6m8iDX0ENXq zCwhnXcQ/my/BpgbwcOHcGaKSLBsL8UXkor5ID22o02M1p8PaVDLaLWSiqSKhFsw42t8 ZpN6Qbfa0RCJV1+BRLTGZV9CY5MHSoxI4T2+hXO1TTvD6ZsgY8rT//tGk0TM4KkpXfEP F23hfYayX6ufknM+FzHl6/+zajIUpGKrW2QOcRrgvGTLN6OAUp143DPzsJR9QMR0FHY5 clWzPQoI865ZYxSXRnUFWXDhxMSUglijeWbrQP4vdAnx6AdXJon3X/SoZKGEQtQFwKM7 UMXw== X-Gm-Message-State: AOAM531kUDcsBlZjlvXmOXbbaLcempxm36EpLE0iVdgGZhNJS+/X/LYS GSMoaRVN+r9TprG9YujSZO8= X-Google-Smtp-Source: ABdhPJxvb2Uh25JFzDn4L2Z8BeDHT/o3v6FmFeI4dB07itcKwiG0jAbvI+NhRj9AExRS3njJfQQW2Q== X-Received: by 2002:a17:902:ea02:b0:12d:b796:f4ed with SMTP id s2-20020a170902ea0200b0012db796f4edmr235535plg.58.1628975930576; Sat, 14 Aug 2021 14:18:50 -0700 (PDT) Received: from localhost ([12.28.44.171]) by smtp.gmail.com with ESMTPSA id y26sm6823228pfp.176.2021.08.14.14.18.49 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 14 Aug 2021 14:18:50 -0700 (PDT) From: Yury Norov To: Andrew Morton , linux-kernel@vger.kernel.org, linux-mm@kvack.org, linux-arch@vger.kernel.org, linux-kselftest@vger.kernel.org, linux-mmc@vger.kernel.org, linux-perf-users@vger.kernel.org, kvm@vger.kernel.org, "James E.J. Bottomley" , Alexander Lobakin , Alexander Shishkin , Alexey Klimov , Andrea Merello , Andy Shevchenko , Arnaldo Carvalho de Melo , Arnd Bergmann , Ben Gardon , Benjamin Herrenschmidt , Brian Cain , Catalin Marinas , Christoph Lameter , Daniel Bristot de Oliveira , David Hildenbrand , Dennis Zhou , Geert Uytterhoeven , Heiko Carstens , Ian Rogers , Ingo Molnar , Jaegeuk Kim , Jakub Kicinski , Jiri Olsa , Joe Perches , Jonas Bonn , Leo Yan , Mark Rutland , Namhyung Kim , Palmer Dabbelt , Paolo Bonzini , Peter Xu , Peter Zijlstra , Petr Mladek , Rasmus Villemoes , Rich Felker , Samuel Mendoza-Jonas , Sean Christopherson , Sergey Senozhatsky , Shuah Khan , Stefan Kristiansson , Steven Rostedt , Tejun Heo , Thomas Bogendoerfer , Ulf Hansson , Will Deacon , Wolfram Sang , Yoshinori Sato , Yury Norov Subject: [PATCH 12/17] Replace for_each_*_bit_from() with for_each_*_bit() where appropriate Date: Sat, 14 Aug 2021 14:17:08 -0700 Message-Id: <20210814211713.180533-13-yury.norov@gmail.com> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20210814211713.180533-1-yury.norov@gmail.com> References: <20210814211713.180533-1-yury.norov@gmail.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-kselftest@vger.kernel.org A couple of kernel functions call for_each_*_bit_from() with start bit equal to 0. Replace them with for_each_*_bit(). No functional changes, but might improve on readability. Signed-off-by: Yury Norov Tested-by: Wolfram Sang --- arch/x86/kernel/apic/vector.c | 4 ++-- drivers/gpu/drm/etnaviv/etnaviv_gpu.c | 4 ++-- drivers/hwmon/ltc2992.c | 3 +-- 3 files changed, 5 insertions(+), 6 deletions(-) diff --git a/arch/x86/kernel/apic/vector.c b/arch/x86/kernel/apic/vector.c index c132daabe615..3e6f6b448f6a 100644 --- a/arch/x86/kernel/apic/vector.c +++ b/arch/x86/kernel/apic/vector.c @@ -760,9 +760,9 @@ void __init lapic_update_legacy_vectors(void) void __init lapic_assign_system_vectors(void) { - unsigned int i, vector = 0; + unsigned int i, vector; - for_each_set_bit_from(vector, system_vectors, NR_VECTORS) + for_each_set_bit(vector, system_vectors, NR_VECTORS) irq_matrix_assign_system(vector_matrix, vector, false); if (nr_legacy_irqs() > 1) diff --git a/drivers/gpu/drm/etnaviv/etnaviv_gpu.c b/drivers/gpu/drm/etnaviv/etnaviv_gpu.c index c297fffe06eb..cb9a2e493e8a 100644 --- a/drivers/gpu/drm/etnaviv/etnaviv_gpu.c +++ b/drivers/gpu/drm/etnaviv/etnaviv_gpu.c @@ -1038,7 +1038,7 @@ int etnaviv_gpu_debugfs(struct etnaviv_gpu *gpu, struct seq_file *m) void etnaviv_gpu_recover_hang(struct etnaviv_gpu *gpu) { - unsigned int i = 0; + unsigned int i; dev_err(gpu->dev, "recover hung GPU!\n"); @@ -1051,7 +1051,7 @@ void etnaviv_gpu_recover_hang(struct etnaviv_gpu *gpu) /* complete all events, the GPU won't do it after the reset */ spin_lock(&gpu->event_spinlock); - for_each_set_bit_from(i, gpu->event_bitmap, ETNA_NR_EVENTS) + for_each_set_bit(i, gpu->event_bitmap, ETNA_NR_EVENTS) complete(&gpu->event_free); bitmap_zero(gpu->event_bitmap, ETNA_NR_EVENTS); spin_unlock(&gpu->event_spinlock); diff --git a/drivers/hwmon/ltc2992.c b/drivers/hwmon/ltc2992.c index 2a4bed0ab226..7352d2b3c756 100644 --- a/drivers/hwmon/ltc2992.c +++ b/drivers/hwmon/ltc2992.c @@ -248,8 +248,7 @@ static int ltc2992_gpio_get_multiple(struct gpio_chip *chip, unsigned long *mask gpio_status = reg; - gpio_nr = 0; - for_each_set_bit_from(gpio_nr, mask, LTC2992_GPIO_NR) { + for_each_set_bit(gpio_nr, mask, LTC2992_GPIO_NR) { if (test_bit(LTC2992_GPIO_BIT(gpio_nr), &gpio_status)) set_bit(gpio_nr, bits); }