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=-14.0 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,INCLUDES_CR_TRAILER,MAILING_LIST_MULTI, NICE_REPLY_A,SPF_HELO_NONE,SPF_PASS,USER_AGENT_SANE_1 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 BF51EC433EF for ; Thu, 23 Sep 2021 13:34:51 +0000 (UTC) Received: from lists.ozlabs.org (lists.ozlabs.org [112.213.38.117]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 1C80461164 for ; Thu, 23 Sep 2021 13:34:51 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.1 mail.kernel.org 1C80461164 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=kernel.org Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=lists.ozlabs.org Received: from boromir.ozlabs.org (localhost [IPv6:::1]) by lists.ozlabs.org (Postfix) with ESMTP id 4HFbkK2RbMz2yss for ; Thu, 23 Sep 2021 23:34:49 +1000 (AEST) Authentication-Results: lists.ozlabs.org; dkim=pass (2048-bit key; unprotected) header.d=kernel.org header.i=@kernel.org header.a=rsa-sha256 header.s=k20201202 header.b=Irw1kK6r; dkim-atps=neutral Authentication-Results: lists.ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=kernel.org (client-ip=198.145.29.99; helo=mail.kernel.org; envelope-from=chao@kernel.org; receiver=) Authentication-Results: lists.ozlabs.org; dkim=pass (2048-bit key; unprotected) header.d=kernel.org header.i=@kernel.org header.a=rsa-sha256 header.s=k20201202 header.b=Irw1kK6r; dkim-atps=neutral Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by lists.ozlabs.org (Postfix) with ESMTPS id 4HFbkF2Kj1z2yNZ for ; Thu, 23 Sep 2021 23:34:45 +1000 (AEST) Received: by mail.kernel.org (Postfix) with ESMTPSA id 1BB2761164; Thu, 23 Sep 2021 13:34:40 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1632404081; bh=LqLYzE3HwM72W3M0qWRK4FmjKgjMOvzgm/+ibZFzY0M=; h=Subject:To:Cc:References:From:Date:In-Reply-To:From; b=Irw1kK6rPdCI9lE15ZkdAlF4md7Hovl3fABqEG9n0dgVhh3L3MH5O+srgtpw+jgkH Bg6AcWdBMrBzcQ21M1paqUcHpl1WoPdp/x8yUSv3q3swPS4TQCXGdJHTC9RL9Pk6uF owihBAnugJ3mkYk+oLlSVfhXnfghE3QVg/n6Ze+R4pBagWRE9aweluInkferJu44uQ WqzCpZ55gHywmeGsNR4g8rcRk6jAZ0rK8TjR0PvMqYwVvnEA4+U6KI5+w4CY4/1LMR mVm+zWFKJbRM/XvW6a7lqf3bUzvNGrcEH+mkxhn42WYWuFOrxXLtdXfaZBb3BUzVX5 hgC4FlpY64s/g== Subject: Re: [PATCH 1/2] erofs: fix up erofs_lookup tracepoint To: Gao Xiang , linux-erofs@lists.ozlabs.org References: <20210921143531.81356-1-hsiangkao@linux.alibaba.com> From: Chao Yu Message-ID: <4823f65a-5282-0496-44ab-0d471a5b2b27@kernel.org> Date: Thu, 23 Sep 2021 21:34:38 +0800 User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:78.0) Gecko/20100101 Thunderbird/78.14.0 MIME-Version: 1.0 In-Reply-To: <20210921143531.81356-1-hsiangkao@linux.alibaba.com> Content-Type: text/plain; charset=utf-8; format=flowed Content-Language: en-US Content-Transfer-Encoding: 7bit X-BeenThere: linux-erofs@lists.ozlabs.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Development of Linux EROFS file system List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: LKML , stable@vger.kernel.org Errors-To: linux-erofs-bounces+linux-erofs=archiver.kernel.org@lists.ozlabs.org Sender: "Linux-erofs" On 2021/9/21 22:35, Gao Xiang wrote: > Fix up a misuse that the filename pointer isn't always valid in > the ring buffer, and we should copy the content instead. > > Fixes: 13f06f48f7bf ("staging: erofs: support tracepoint") > Cc: stable@vger.kernel.org # 4.19+ > Signed-off-by: Gao Xiang Reviewed-by: Chao Yu Thanks,