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 973BBC4332F for ; Thu, 15 Dec 2022 16:56:07 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230358AbiLOQ4G (ORCPT ); Thu, 15 Dec 2022 11:56:06 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:48116 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230384AbiLOQzy (ORCPT ); Thu, 15 Dec 2022 11:55:54 -0500 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 38AEEF580 for ; Thu, 15 Dec 2022 08:55:47 -0800 (PST) Received: by mail-pj1-x102c.google.com with SMTP id hd14-20020a17090b458e00b0021909875bccso6509651pjb.1 for ; Thu, 15 Dec 2022 08:55:47 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=in-reply-to:content-disposition:mime-version:references:message-id :subject:cc:to:from:date:sender:from:to:cc:subject:date:message-id :reply-to; bh=26wecbxeZqysem2kCfPfSfQ1H20+x2gKeuxWkPpxmg8=; b=Gq5bD60P4xpIsZ5io6BpMqjE1WBULHLHaYLy1LXIMvLkkx2ogEmPyNDFxDGulZdrWz yqvITihxx0xLlJXcmaXAFvkm8CAMTUdb2BJ81Y1E1UBkXUukD2kJ/XYn3EyZc1yJcp9w Ko71/Icf0ONtGylu5AUpaBB8Nx3NLW+U8QSWAMuTLPlpjdm7mDyk0YUEJkNVa9eX9ACX 3SQYx10oiuwVuiJHxI4fXwlbg+9Idib85lD+304i/mZSOi0Y+6N8B6uKb8lKX1I0VH+b txRQ8LgPe3riXDqfgGRjpwzqmCD0CKwT/p+Sj670U0z3TDtCLcT7I+KoNsGz+eaHwYRr GA0g== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=in-reply-to:content-disposition:mime-version:references:message-id :subject:cc:to:from:date:sender:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=26wecbxeZqysem2kCfPfSfQ1H20+x2gKeuxWkPpxmg8=; b=F9o4KuQFtv/MC0JDk1iylL/5zydwhow8ZQtxrxKp471EJyp1pBNWNHt6nM/QE9gv7y gVsJNrkN0YtjVixtGzBDjlKwmxsCjkg9YRnhd2OMs5m7F8/pY0GKGga9wDqivN29lmDR QbOV6OGpHWso46bIwdfbpAFDAwM0sEo2doEoNidnR9xSoqhu97fR5/6Oc75ezYmpcL6z 2X7ddU0xTtQXeRhYYPkz44SRjWmm9WwTScSM05Lr7VMhREB10DIyI3gH6QoVL/qyyaMr rRUiYRnEc+Nj7q8LY4lzkNA3vyq4yWayFPBB7FV6C9tVBa7jrYi5L4DrdQWuQF591B4l hrQQ== X-Gm-Message-State: ANoB5pm5T4/yFcmhDmgSU0K5nEMO6vJ/5OUcKpEOGmoTl4b2ZtgvpJJ9 L7nRSXVY8u3J1hgOV/39Gtb25agi5jj+LA== X-Google-Smtp-Source: AA0mqf6M1Ak1Szoks0KcYUj1nIyvMVg0V/iBWvjN5O6zOnbJ3chidJX0z5PAH5OtAm/f6fHbGPSsFw== X-Received: by 2002:a17:902:8487:b0:18f:9282:d8b0 with SMTP id c7-20020a170902848700b0018f9282d8b0mr16113658plo.53.1671123346468; Thu, 15 Dec 2022 08:55:46 -0800 (PST) Received: from localhost (2603-800c-1a02-1bae-a7fa-157f-969a-4cde.res6.spectrum.com. [2603:800c:1a02:1bae:a7fa:157f:969a:4cde]) by smtp.gmail.com with ESMTPSA id f21-20020a170902f39500b00186a6b63525sm4059718ple.120.2022.12.15.08.55.45 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 15 Dec 2022 08:55:46 -0800 (PST) Sender: Tejun Heo Date: Thu, 15 Dec 2022 06:55:44 -1000 From: Tejun Heo To: Li Lingfeng Cc: linux-kernel@vger.kernel.org, jack@suse.cz, bingjingc@synology.com, ebiggers@google.com, james.smart@broadcom.com, houtao1@huawei.com, yi.zhang@huawei.com, yangerkun@huawei.com, yukuai3@huawei.com Subject: Re: [PATCH-next v2] lib: parser: optimize match_NUMER apis to use local array Message-ID: References: <20221213141755.768643-1-lilingfeng3@huawei.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20221213141755.768643-1-lilingfeng3@huawei.com> Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, Dec 13, 2022 at 10:17:55PM +0800, Li Lingfeng wrote: > Memory will be allocated to store substring_t in match_strdup(), which means > the caller of match_strdup() may need to be scheduled out to wait for reclaiming > memory. > > Using local array to store substring_t to remove the restriction. > > Link: https://lore.kernel.org/all/20221104023938.2346986-5-yukuai1@huaweicloud.com/ > Signed-off-by: Li Lingfeng Acked-by: Tejun Heo Thanks. -- tejun