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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-kernel@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