linux-kernel - Re: [PATCH v3 05/26] ext4: make ext4_map_blocks() distinguish delalloc only extent

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Message-ID: <20240203175700.GH36616@mit.edu>
Date: Sat, 3 Feb 2024 12:57:00 -0500
From: "Theodore Ts'o" <tytso@....edu>
To: Zhang Yi <yi.zhang@...weicloud.com>
Cc: linux-ext4@...r.kernel.org, linux-fsdevel@...r.kernel.org,
        linux-mm@...ck.org, linux-kernel@...r.kernel.org,
        adilger.kernel@...ger.ca, jack@...e.cz, ritesh.list@...il.com,
        hch@...radead.org, djwong@...nel.org, willy@...radead.org,
        zokeefe@...gle.com, yi.zhang@...wei.com, chengzhihao1@...wei.com,
        yukuai3@...wei.com, wangkefeng.wang@...wei.com
Subject: Re: [PATCH v3 05/26] ext4: make ext4_map_blocks() distinguish
 delalloc only extent

On Sat, Jan 27, 2024 at 09:58:04AM +0800, Zhang Yi wrote:
> From: Zhang Yi <yi.zhang@...wei.com>
> 
> Add a new map flag EXT4_MAP_DELAYED to indicate the mapping range is a
> delayed allocated only (not unwritten) one, and making
> ext4_map_blocks() can distinguish it, no longer mixing it with holes.
> 
> Signed-off-by: Zhang Yi <yi.zhang@...wei.com>
> Reviewed-by: Jan Kara <jack@...e.cz>

Thanks, applied.