[PATCH RESEND] erofs: DEFLATE compression support
Randy Dunlap
rdunlap at infradead.org
Thu Jul 13 09:46:25 AEST 2023
Hi--
On 7/12/23 16:33, Gao Xiang wrote:
> diff --git a/fs/erofs/Kconfig b/fs/erofs/Kconfig
> index f259d92c9720..d7b5327215f0 100644
> --- a/fs/erofs/Kconfig
> +++ b/fs/erofs/Kconfig
> @@ -99,6 +99,21 @@ config EROFS_FS_ZIP_LZMA
>
> If unsure, say N.
>
> +config EROFS_FS_ZIP_DEFLATE
> + bool "EROFS DEFLATE compressed data support"
> + depends on EROFS_FS_ZIP
> + select ZLIB_INFLATE
> + help
> + Saying Y here includes support for reading EROFS file systems
> + containing DEFLATE compressed data. It gives better compression
> + ratios than the default LZ4 format, whileas it costs more CPU
while
or although
or but
> + overhead.
> +
> + DEFLATE support is an experimental feature for now and so most
> + file systems will be readable without selecting this option.
> +
> + If unsure, say N.
--
~Randy
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