[PATCH] erofs: introduce partial-referenced pclusters
Yue Hu
zbestahu at gmail.com
Fri Sep 23 13:58:05 AEST 2022
On Fri, 23 Sep 2022 09:49:15 +0800
Gao Xiang <hsiangkao at linux.alibaba.com> wrote:
> Due to deduplication for compressed data, pclusters can be partially
> referenced with their prefixes.
>
> Together with the user-space implementation, it enables EROFS
> variable-length global compressed data deduplication with rolling
> hash.
>
> Signed-off-by: Gao Xiang <hsiangkao at linux.alibaba.com>
Reviewed-by: Yue Hu <huyue2 at coolpad.com>
> ---
> fs/erofs/decompressor_lzma.c | 3 +++
> fs/erofs/erofs_fs.h | 7 ++++++-
> fs/erofs/internal.h | 4 ++++
> fs/erofs/super.c | 2 ++
> fs/erofs/sysfs.c | 2 ++
> fs/erofs/zdata.c | 1 +
> fs/erofs/zmap.c | 6 +++++-
> 7 files changed, 23 insertions(+), 2 deletions(-)
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