Re: [PATCH] erofs: update the Kconfig description

[Gao Xiang <hsiangkao@linux.alibaba.com>]

Hi Chao,

On 2026/3/23 17:59, Chao Yu wrote:
> On 3/23/26 17:48, Gao Xiang wrote:
>> Refine the description to better highlight its features and use cases.
>>
>> In addition, add instructions for building it as a module and clarify
>> the compression option.
>>
>> Signed-off-by: Gao Xiang <hsiangkao@linux.alibaba.com>
>> ---
>>   fs/erofs/Kconfig | 45 ++++++++++++++++++++++++++++++---------------
>>   1 file changed, 30 insertions(+), 15 deletions(-)
>>
>> diff --git a/fs/erofs/Kconfig b/fs/erofs/Kconfig
>> index a9f645f57bb2..9489ed8ad95b 100644
>> --- a/fs/erofs/Kconfig
>> +++ b/fs/erofs/Kconfig
>> @@ -16,22 +16,36 @@ config EROFS_FS
>>   	select ZLIB_INFLATE if EROFS_FS_ZIP_DEFLATE
>>   	select ZSTD_DECOMPRESS if EROFS_FS_ZIP_ZSTD
>>   	help
>> -	  EROFS (Enhanced Read-Only File System) is a lightweight read-only
>> -	  file system with modern designs (e.g. no buffer heads, inline
>> -	  xattrs/data, chunk-based deduplication, multiple devices, etc.) for
>> -	  scenarios which need high-performance read-only solutions, e.g.
>> -	  smartphones with Android OS, LiveCDs and high-density hosts with
>> -	  numerous containers;
>> -
>> -	  It also provides transparent compression and deduplication support to
>> -	  improve storage density and maintain relatively high compression
>> -	  ratios, and it implements in-place decompression to temporarily reuse
>> -	  page cache for compressed data using proper strategies, which is
>> -	  quite useful for ensuring guaranteed end-to-end runtime decompression
>> +	  EROFS (Enhanced Read-Only File System) is a modern, lightweight,
>> +	  secure read-only filesystem for various use cases, such as immutable
>> +	  system images, container images, application sandboxes, and datasets.
>> +
>> +	  EROFS uses a flexible, hierarchical on-disk design so that features
>> +	  can be enabled on demand: the core on-disk format is block-aligned in
>> +	  order to perform optimally on all kinds of devices, including block
>> +	  and memory-backed devices; the format is easy to parse and has zero
>> +	  metadata redundancy, unlike generic filesystems, making it ideal for
>> +	  for filesytem auditing and remote access; inline data, random-access
> 
> duplicated 'for'? otherwise, looks good to me.

Fixed and thanks for the review!

> 
> Reviewed-by: Chao Yu <chao@kernel.org>
> 
> Thanks,

Thanks,
Gao Xiang