From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from out30-100.freemail.mail.aliyun.com (out30-100.freemail.mail.aliyun.com [115.124.30.100]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id D1EF8DDA3; Thu, 4 Apr 2024 00:43:36 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=115.124.30.100 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1712191420; cv=none; b=uC1sPfpaLX9hY1G1FH9gdymmz73zyT5b71+hO/encfBhI2jA9QpUIJAeXRxUEYHcBZUbV9QjdkFLomBbLZb1N49YCN+TkpSB6MOJoRKS6M/LP7YDtwVxbN1dfuOZUwWtKFtDgVBaA0P7vilr9jZ6TBPo10OsnLAeogPB6+EZBQE= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1712191420; c=relaxed/simple; bh=RkkOt127jRNBsyC6/SJ5S0q4ZCbfv408pXMS9DOdvf4=; h=Message-ID:Date:MIME-Version:Subject:To:References:From: In-Reply-To:Content-Type; b=SZcDETqenSs+qzYSaZxUmluyxViAaiaLKHX9Zf7jsJ/AwY8L69Sd1lBPM1bXhVA+9LROqVrn72SfUkUEvHm9Jq22X5qTUodx1qvhRYjQoErvj1DFdZyQyjM6Ljo9nuYMKbrUfR4L6Yo1K52g+A7+TU6gZUzHrIl+Da3o7pYU1eA= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.alibaba.com; spf=pass smtp.mailfrom=linux.alibaba.com; dkim=pass (1024-bit key) header.d=linux.alibaba.com header.i=@linux.alibaba.com header.b=QKbDMANo; arc=none smtp.client-ip=115.124.30.100 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.alibaba.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=linux.alibaba.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linux.alibaba.com header.i=@linux.alibaba.com header.b="QKbDMANo" DKIM-Signature:v=1; a=rsa-sha256; c=relaxed/relaxed; d=linux.alibaba.com; s=default; t=1712191414; h=Message-ID:Date:MIME-Version:Subject:To:From:Content-Type; bh=WpGECF9etbyajJ44AaV6qklkz1QRbKFBVu7gebo66/o=; b=QKbDMANoCLoY3VVtW1NmQ+cBzAtpoTZy++IhzuVib/V//+CSyLw16Gmb+rDYbQhhlGbiNwhjmKOtg4Hn3KVGezK3j4E/+LD3I8YVJ+rbGK0cEhL17OIXWU9FaPgOfMkp/ugQI5vg3DncqnIlKMJr3fMsY4d5WjgbK0uVNrAnvq0= X-Alimail-AntiSpam:AC=PASS;BC=-1|-1;BR=01201311R391e4;CH=green;DM=||false|;DS=||;FP=0|-1|-1|-1|0|-1|-1|-1;HT=ay29a033018046059;MF=hsiangkao@linux.alibaba.com;NM=1;PH=DS;RN=20;SR=0;TI=SMTPD_---0W3t.vBW_1712191411; Received: from 192.168.2.4(mailfrom:hsiangkao@linux.alibaba.com fp:SMTPD_---0W3t.vBW_1712191411) by smtp.aliyun-inc.com; Thu, 04 Apr 2024 08:43:33 +0800 Message-ID: Date: Thu, 4 Apr 2024 08:43:31 +0800 Precedence: bulk X-Mailing-List: linux-fsdevel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v3 00/13] fiemap extension for more physical information To: Sweet Tea Dorminy , Jonathan Corbet , Kent Overstreet , Brian Foster , Chris Mason , Josef Bacik , David Sterba , Jaegeuk Kim , Chao Yu , Alexander Viro , Christian Brauner , Jan Kara , =?UTF-8?Q?Micka=C3=ABl_Sala=C3=BCn?= , linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org, linux-bcachefs@vger.kernel.org, linux-btrfs@vger.kernel.org, linux-f2fs-devel@lists.sourceforge.net, linux-fsdevel@vger.kernel.org, kernel-team@meta.com References: <2896ee5a-b381-45eb-abc0-54e914605e46@dorminy.me> From: Gao Xiang In-Reply-To: <2896ee5a-b381-45eb-abc0-54e914605e46@dorminy.me> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Hi, On 2024/4/3 23:11, Sweet Tea Dorminy wrote: > >> >> I'm not sure why here iomap was excluded technically or I'm missing some >> previous comments? >> >> >> Could you also make iomap support new FIEMAP physical extent information? >> since compressed EROFS uses iomap FIEMAP interface to report compressed >> extents ("z_erofs_iomap_report_ops") but there is no way to return >> correct compressed lengths, that is unexpected. >> > > I'll add iomap support in v4, I'd skipped it since I was worried it'd be an expansive additional part not necessary initially. Thank you for noting it! Thanks, I think just fiemap report for iomap seems straight-forward. Thanks for your work! Thanks, Gao Xiang > > Sweet Tea