From patchwork Tue Dec 10 22:02:33 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Easwar Hariharan X-Patchwork-Id: 13902194 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 lists.xenproject.org (lists.xenproject.org [192.237.175.120]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 97918E7719D for ; Tue, 10 Dec 2024 22:02:58 +0000 (UTC) Received: from list by lists.xenproject.org with outflank-mailman.853119.1266695 (Exim 4.92) (envelope-from ) id 1tL8JY-0002gM-5r; Tue, 10 Dec 2024 22:02:44 +0000 X-Outflank-Mailman: Message body and most headers restored to incoming version Received: by outflank-mailman (output) from mailman id 853119.1266695; Tue, 10 Dec 2024 22:02:44 +0000 Received: from localhost ([127.0.0.1] helo=lists.xenproject.org) by lists.xenproject.org with esmtp (Exim 4.92) (envelope-from ) id 1tL8JY-0002fu-0m; Tue, 10 Dec 2024 22:02:44 +0000 Received: by outflank-mailman (input) for mailman id 853119; Tue, 10 Dec 2024 22:02:42 +0000 Received: from se1-gles-flk1-in.inumbo.com ([94.247.172.50] helo=se1-gles-flk1.inumbo.com) by lists.xenproject.org with esmtp (Exim 4.92) (envelope-from ) id 1tL8JW-0001x9-4H for xen-devel@lists.xenproject.org; Tue, 10 Dec 2024 22:02:42 +0000 Received: from linux.microsoft.com (linux.microsoft.com [13.77.154.182]) by se1-gles-flk1.inumbo.com (Halon) with ESMTP id 783d496d-b742-11ef-99a3-01e77a169b0f; Tue, 10 Dec 2024 23:02:38 +0100 (CET) Received: from eahariha-devbox.internal.cloudapp.net (unknown [40.91.112.99]) by linux.microsoft.com (Postfix) with ESMTPSA id B8E722047229; Tue, 10 Dec 2024 14:02:36 -0800 (PST) X-BeenThere: xen-devel@lists.xenproject.org List-Id: Xen developer discussion List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Errors-To: xen-devel-bounces@lists.xenproject.org Precedence: list Sender: "Xen-devel" X-Inumbo-ID: 783d496d-b742-11ef-99a3-01e77a169b0f DKIM-Filter: OpenDKIM Filter v2.11.0 linux.microsoft.com B8E722047229 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linux.microsoft.com; s=default; t=1733868156; bh=p+8g58BSBlt5b8YhFCU18nddw3DZx2oHU0RyK/mdTxg=; h=From:Date:Subject:References:In-Reply-To:To:Cc:From; b=D0ztEAtB7CqvQGSZsYp+tRN4xkI1U+Pf0qGPT6ILcEXORWxv5WkL8NhY8sec+1ep2 o0YIUC89qlYyBwdj7sp7PypSXEaSKBYajv+HMKS2o/OP0mphIdTsuM5S4VkeWurXmd SYBz6bHa118hfuIgWOgwAoVQLPZwu51P6o2dfTvU= From: Easwar Hariharan Date: Tue, 10 Dec 2024 22:02:33 +0000 Subject: [PATCH v3 02/19] coccinelle: misc: Add secs_to_jiffies script MIME-Version: 1.0 Message-Id: <20241210-converge-secs-to-jiffies-v3-2-ddfefd7e9f2a@linux.microsoft.com> References: <20241210-converge-secs-to-jiffies-v3-0-ddfefd7e9f2a@linux.microsoft.com> In-Reply-To: <20241210-converge-secs-to-jiffies-v3-0-ddfefd7e9f2a@linux.microsoft.com> To: Pablo Neira Ayuso , Jozsef Kadlecsik , "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Simon Horman , Julia Lawall , Nicolas Palix , Daniel Mack , Haojian Zhuang , Robert Jarzmik , Russell King , Heiko Carstens , Vasily Gorbik , Alexander Gordeev , Christian Borntraeger , Sven Schnelle , Ofir Bitton , Oded Gabbay , Lucas De Marchi , =?utf-8?q?Thomas_Hellstr=C3=B6?= =?utf-8?q?m?= , Rodrigo Vivi , Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , David Airlie , Simona Vetter , Jeroen de Borst , Praveen Kaligineedi , Shailend Chand , Andrew Lunn , James Smart , Dick Kennedy , "James E.J. Bottomley" , "Martin K. Petersen" , =?utf-8?q?Roger_Pau_Mon?= =?utf-8?q?n=C3=A9?= , Jens Axboe , Kalle Valo , Jeff Johnson , Catalin Marinas , Andrew Morton , Jack Wang , Marcel Holtmann , Johan Hedberg , Luiz Augusto von Dentz , Greg Kroah-Hartman , Florian Fainelli , Ray Jui , Scott Branden , Broadcom internal kernel review list , Xiubo Li , Ilya Dryomov , Josh Poimboeuf , Jiri Kosina , Miroslav Benes , Petr Mladek , Joe Lawrence , Jaroslav Kysela , Takashi Iwai , Louis Peens , Michael Ellerman , Nicholas Piggin , Christophe Leroy , Naveen N Rao , Madhavan Srinivasan Cc: netfilter-devel@vger.kernel.org, coreteam@netfilter.org, netdev@vger.kernel.org, linux-kernel@vger.kernel.org, cocci@inria.fr, linux-arm-kernel@lists.infradead.org, linux-s390@vger.kernel.org, dri-devel@lists.freedesktop.org, intel-xe@lists.freedesktop.org, linux-scsi@vger.kernel.org, xen-devel@lists.xenproject.org, linux-block@vger.kernel.org, linux-wireless@vger.kernel.org, ath11k@lists.infradead.org, linux-mm@kvack.org, linux-bluetooth@vger.kernel.org, linux-staging@lists.linux.dev, linux-rpi-kernel@lists.infradead.org, ceph-devel@vger.kernel.org, live-patching@vger.kernel.org, linux-sound@vger.kernel.org, oss-drivers@corigine.com, linuxppc-dev@lists.ozlabs.org, Anna-Maria Behnsen , Easwar Hariharan X-Mailer: b4 0.14.2 This script finds and suggests conversions of timeout patterns that result in seconds-denominated timeouts to use the new secs_to_jiffies() API in include/linux/jiffies.h for better readability. Suggested-by: Anna-Maria Behnsen Signed-off-by: Easwar Hariharan --- scripts/coccinelle/misc/secs_to_jiffies.cocci | 22 ++++++++++++++++++++++ 1 file changed, 22 insertions(+) diff --git a/scripts/coccinelle/misc/secs_to_jiffies.cocci b/scripts/coccinelle/misc/secs_to_jiffies.cocci new file mode 100644 index 0000000000000000000000000000000000000000..8bbb2884ea5db939c63fd4513cf5ca8c977aa8cb --- /dev/null +++ b/scripts/coccinelle/misc/secs_to_jiffies.cocci @@ -0,0 +1,22 @@ +// SPDX-License-Identifier: GPL-2.0-only +/// +/// Find usages of: +/// - msecs_to_jiffies(value*1000) +/// - msecs_to_jiffies(value*MSEC_PER_SEC) +/// +// Confidence: High +// Copyright: (C) 2024 Easwar Hariharan, Microsoft +// Keywords: secs, seconds, jiffies +// + +virtual patch + +@depends on patch@ constant C; @@ + +- msecs_to_jiffies(C * 1000) ++ secs_to_jiffies(C) + +@depends on patch@ constant C; @@ + +- msecs_to_jiffies(C * MSEC_PER_SEC) ++ secs_to_jiffies(C)