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(parent: 473c62a) | patch
erofs: introduce partial-referenced pclusters
authorGao Xiang <hsiangkao@linux.alibaba.com>
Fri, 23 Sep 2022 01:49:15 +0000 (09:49 +0800)
committerGao Xiang <hsiangkao@linux.alibaba.com>
Mon, 26 Sep 2022 15:55:43 +0000 (23:55 +0800)
commitac2cb1c8f6c6065db691cd27dbb81eee64852f5e
tree356748bce348364c288493b9eeb9de8994b1a95etree | snapshot
parent473c62a4c28cb952637ea88eab34bb5f0e9890bccommit | diff
erofs: introduce partial-referenced pclusters

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.

Link: https://lore.kernel.org/r/20220923014915.4362-1-hsiangkao@linux.alibaba.com
Reviewed-by: Yue Hu <huyue2@coolpad.com>
Signed-off-by: Gao Xiang <hsiangkao@linux.alibaba.com>
fs/erofs/decompressor_lzma.c diff | blob | history
fs/erofs/erofs_fs.h diff | blob | history
fs/erofs/internal.h diff | blob | history
fs/erofs/super.c diff | blob | history
fs/erofs/sysfs.c diff | blob | history
fs/erofs/zdata.c diff | blob | history
fs/erofs/zmap.c diff | blob | history
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