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=-2.4 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, 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 9A5DAC433E0 for ; Mon, 6 Jul 2020 05:18:56 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 6836C20715 for ; Mon, 6 Jul 2020 05:18:56 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=oracle.com header.i=@oracle.com header.b="pr39tpwu" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728820AbgGFFSz (ORCPT ); Mon, 6 Jul 2020 01:18:55 -0400 Received: from userp2120.oracle.com ([156.151.31.85]:51482 "EHLO userp2120.oracle.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726020AbgGFFSz (ORCPT ); Mon, 6 Jul 2020 01:18:55 -0400 Received: from pps.filterd (userp2120.oracle.com [127.0.0.1]) by userp2120.oracle.com (8.16.0.42/8.16.0.42) with SMTP id 0665GQtC164895; Mon, 6 Jul 2020 05:18:40 GMT DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=oracle.com; h=subject : to : cc : references : from : message-id : date : mime-version : in-reply-to : content-type : content-transfer-encoding; s=corp-2020-01-29; bh=Vk61Blm02PAbG153UQf9wFRX7MoR/pk6fDHyr9PRFeY=; b=pr39tpwuhQURlwKSvxIsSZq5MGgJMkjGRLT269vzh9k87hW8jCNlkvui9ByySY7XzZc8 TPL4G+bS27TPmjWTCgT48dAILM6TOiVKNQ2iLMHALU8g7Tt26RXfzwY+/z0jiLVqS+f0 oJWhDetN69oiVttxbeZr0eWzKJ+1PMK4nT4TtFlFYuq9QLducCXilFRUFpiKl6r7Qsao ZPZuvV09/njWE6+lCzdMQDKiDkDI3UaUkCJP+nwG2HRHuXEmadZWGXWer+phpk3pWkwe vpjweNyCpLXD8uGlITD5vfGTXVytMnZSbg1DOFODwmn6Gacys9hNu8DwMjXuD1u20hug zQ== Received: from aserp3030.oracle.com (aserp3030.oracle.com [141.146.126.71]) by userp2120.oracle.com with ESMTP id 323sxxggnh-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=FAIL); Mon, 06 Jul 2020 05:18:40 +0000 Received: from pps.filterd (aserp3030.oracle.com [127.0.0.1]) by aserp3030.oracle.com (8.16.0.42/8.16.0.42) with SMTP id 0665D5fP043050; Mon, 6 Jul 2020 05:18:39 GMT Received: from userv0121.oracle.com (userv0121.oracle.com [156.151.31.72]) by aserp3030.oracle.com with ESMTP id 3233bkwk6f-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Mon, 06 Jul 2020 05:18:39 +0000 Received: from abhmp0010.oracle.com (abhmp0010.oracle.com [141.146.116.16]) by userv0121.oracle.com (8.14.4/8.13.8) with ESMTP id 0665IbQ0027193; Mon, 6 Jul 2020 05:18:37 GMT Received: from [192.168.1.102] (/39.109.231.106) by default (Oracle Beehive Gateway v4.0) with ESMTP ; Sun, 05 Jul 2020 22:18:37 -0700 Subject: Re: [PATCH] btrfs: discard: reduce the block group ref when grabbing from unused block group list To: Qu Wenruo , linux-btrfs@vger.kernel.org Cc: Marcos Paulo de Souza References: <20200703070550.39299-1-wqu@suse.com> From: Anand Jain Message-ID: Date: Mon, 6 Jul 2020 13:18:20 +0800 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.8.0 MIME-Version: 1.0 In-Reply-To: <20200703070550.39299-1-wqu@suse.com> Content-Type: text/plain; charset=utf-8; format=flowed Content-Language: en-US Content-Transfer-Encoding: 7bit X-Proofpoint-Virus-Version: vendor=nai engine=6000 definitions=9673 signatures=668680 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 phishscore=0 mlxscore=0 adultscore=0 malwarescore=0 spamscore=0 mlxlogscore=999 bulkscore=0 suspectscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2004280000 definitions=main-2007060041 X-Proofpoint-Virus-Version: vendor=nai engine=6000 definitions=9673 signatures=668680 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 lowpriorityscore=0 mlxlogscore=999 bulkscore=0 impostorscore=0 adultscore=0 cotscore=-2147483648 phishscore=0 priorityscore=1501 clxscore=1011 malwarescore=0 suspectscore=0 spamscore=0 mlxscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2004280000 definitions=main-2007060041 Sender: linux-btrfs-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-btrfs@vger.kernel.org We should have a set of remount test cases. Looks good. Reviewed-by: Anand Jain