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=-5.3 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,NICE_REPLY_A, SPF_HELO_NONE,SPF_PASS,USER_AGENT_SANE_1 autolearn=no 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 1FABEC433ED for ; Mon, 10 May 2021 15:29:54 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id E97D361139 for ; Mon, 10 May 2021 15:29:53 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S236746AbhEJPaq (ORCPT ); Mon, 10 May 2021 11:30:46 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:47858 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232090AbhEJPaH (ORCPT ); Mon, 10 May 2021 11:30:07 -0400 Received: from mail-pj1-x1032.google.com (mail-pj1-x1032.google.com [IPv6:2607:f8b0:4864:20::1032]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 23B39C0611EB for ; Mon, 10 May 2021 08:22:00 -0700 (PDT) Received: by mail-pj1-x1032.google.com with SMTP id l10-20020a17090a850ab0290155b06f6267so10257338pjn.5 for ; Mon, 10 May 2021 08:22:00 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel-dk.20150623.gappssmtp.com; s=20150623; h=subject:to:cc:references:from:message-id:date:user-agent :mime-version:in-reply-to:content-language:content-transfer-encoding; bh=4kJjyEdKJSSJcbIYRx1gsC3Tm92r+WAm3xChSESK0DY=; b=EwFGMVT/RquH9XWAorVf5LJnDWWm9i0AMvJhQVX23jF1tuP41qys8SSBNMRSkuRGsN eoF8x6/4p37PPO/NzY0xpAo+SH7vu4mntn6WTH6x3DAl0uOyDB8PHsQBRfZUmbvWO9ld gBK/MsdW3EZJvIMXj7GM3yRMh5UcuU3nVEtfP6ZzgS6tRtRdUeQiiuAS+ZuztRJnpgn4 i835A6slNz7wc1vEL2SyHRx0lZpE3oqq2iUE76rDetn27Jd/vAASw7cU8jlVj7wRVboN o6Zym2GlM+pmPzRp5XY29VnPI30RoV6YfVO08SEGksyxD/nLQocesxDBk2vApsIB7FMG tsXA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:subject:to:cc:references:from:message-id:date :user-agent:mime-version:in-reply-to:content-language :content-transfer-encoding; bh=4kJjyEdKJSSJcbIYRx1gsC3Tm92r+WAm3xChSESK0DY=; b=MU9suMJNdVeTNQsqibvQHtqsAg7lF2mKZ4ggjcwapstBVIA8FrMZNEi4GQFrfmKkGq e1jHUkCtI/xOn9DU8blTLbnU+qFMcgkZt4eo1C7DOjnODjoYnTgCR8JJwFdWSFeP0ZEV IR/dtNeVM892cq2S2QwPEVWvFmkJ2v90EL6N18hr2ZY+5pOGb37X3o5N0W93863Skwfi +jRYFV5t2OTAeaZv3vnC2aSCxGdCZxkak+0Qu/beVTZBIJBRdbFjDLA4O1mXQyo/Y5xr ma+wu9RI7VRPL1iIiP32N6ZdiQaxFIKpdIOBqNCfY+rI22rgOmU7lAmOt0gZmigc8sEI g6GQ== X-Gm-Message-State: AOAM5324+wew563nkI4ugFddp2FlopEa0to98LDzuizdorLnYy4noMno ThrsUSz6oOROCZrRUhI8ygKDaQ== X-Google-Smtp-Source: ABdhPJxFDOJREynsD+t0qDXkJ8N0sfYWJnXjlJPZOiCIWUhfU/8Aux4zDCsk0nv0vqTiYdBS3VV2ZA== X-Received: by 2002:a17:902:c612:b029:ef:2ad3:8998 with SMTP id r18-20020a170902c612b02900ef2ad38998mr6128708plr.74.1620660119598; Mon, 10 May 2021 08:21:59 -0700 (PDT) Received: from [192.168.4.41] (cpe-72-132-29-68.dc.res.rr.com. [72.132.29.68]) by smtp.gmail.com with ESMTPSA id 66sm11274986pfg.181.2021.05.10.08.21.57 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Mon, 10 May 2021 08:21:59 -0700 (PDT) Subject: Re: [RFC PATCH 0/3] block_dump: remove block dump To: "zhangyi (F)" , linux-fsdevel@vger.kernel.org, linux-ext4@vger.kernel.org, linux-block@vger.kernel.org, jack@suse.cz Cc: tytso@mit.edu, viro@zeniv.linux.org.uk, hch@infradead.org, mcgrof@kernel.org, keescook@chromium.org, yzaikin@google.com References: <20210313030146.2882027-1-yi.zhang@huawei.com> From: Jens Axboe Message-ID: <498fe074-709a-48d6-dfae-bb50ff69c290@kernel.dk> Date: Mon, 10 May 2021 09:21:56 -0600 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.10.0 MIME-Version: 1.0 In-Reply-To: <20210313030146.2882027-1-yi.zhang@huawei.com> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit Precedence: bulk List-ID: X-Mailing-List: linux-block@vger.kernel.org On 3/12/21 8:01 PM, zhangyi (F) wrote: > Hi, > > block_dump is an old debugging interface and can be replaced by > tracepoints, and we also found a deadlock issue relate to it[1]. As Jan > suggested, this patch set delete the whole block_dump feature, we can > use tracepoints to get the similar information. If someone still using > this feature cannot switch to use tracepoints or any other suggestions, > please let us know. Applied for 5.14, thanks. -- Jens Axboe