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Date:   Thu, 23 Sep 2021 23:09:25 +0800
From:   Chao Yu <>
To:     Gao Xiang <>,, Liu Bo <>
Cc:     LKML <>
Subject: Re: [PATCH] erofs: fix misbehavior of unsupported chunk format check

On 2021/9/22 17:51, Gao Xiang wrote:
> Unsupported chunk format should be checked with
> "if (vi->chunkformat & ~EROFS_CHUNK_FORMAT_ALL)"
> Found when checking with 4k-byte blockmap (although currently mkfs

That means for 4k-byte blockmap, chunkformat should be zero, right?

> uses inode chunk indexes format by default.)
> Fixes: c5aa903a59db ("erofs: support reading chunk-based uncompressed files")
> Cc: Liu Bo <>
> Cc: Chao Yu <>
> Signed-off-by: Gao Xiang <>

Reviewed-by: Chao Yu <>


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