Messages in this thread | | | Date | Wed, 8 May 2024 21:12:06 +0800 | Subject | Re: [PATCH] erofs: Zstandard compression support | From | Chao Yu <> |
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On 2024/5/8 17:03, Gao Xiang wrote: > Add Zstandard compression as the 4th supported algorithm since it > becomes more popular now and some end users have asked this for > quite a while [1][2]. > > Each EROFS physical cluster contains only one valid standard > Zstandard frame as described in [3] so that decompression can be > performed on a per-pcluster basis independently. > > Currently, it just leverages multi-call stream decompression APIs with > internal sliding window buffers. One-shot or bufferless decompression > could be implemented later for even better performance if needed. > > [1] https://github.com/erofs/erofs-utils/issues/6 > [2] https://lore.kernel.org/r/Y08h+z6CZdnS1XBm@B-P7TQMD6M-0146.lan > [3] https://www.rfc-editor.org/rfc/rfc8478.txt > Signed-off-by: Gao Xiang <hsiangkao@linux.alibaba.com>
Acked-by: Chao Yu <chao@kernel.org>
Thanks,
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