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| author | Gao Xiang <hsiangkao@linux.alibaba.com> | 2023-10-22 16:09:57 +0300 |
|---|---|---|
| committer | Gao Xiang <hsiangkao@linux.alibaba.com> | 2023-10-31 01:57:19 +0300 |
| commit | efb4fb02cef3ab410b603c8f0e1c67f61d55f542 (patch) | |
| tree | a6d08a3dbf0fd50b573a1fa67cc96dd6802dc624 /fs/erofs/compress.h | |
| parent | 798eecaea0f0366306cbc76986a83041a7e8669f (diff) | |
| download | linux-efb4fb02cef3ab410b603c8f0e1c67f61d55f542.tar.xz | |
erofs: simplify compression configuration parser
Move erofs_load_compr_cfgs() into decompressor.c as well as introduce
a callback instead of a hard-coded switch for each algorithm for
simplicity.
Reviewed-by: Chao Yu <chao@kernel.org>
Signed-off-by: Gao Xiang <hsiangkao@linux.alibaba.com>
Link: https://lore.kernel.org/r/20231022130957.11398-1-xiang@kernel.org
Diffstat (limited to 'fs/erofs/compress.h')
| -rw-r--r-- | fs/erofs/compress.h | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/fs/erofs/compress.h b/fs/erofs/compress.h index 349c3316ae6b..279933e007d2 100644 --- a/fs/erofs/compress.h +++ b/fs/erofs/compress.h @@ -21,6 +21,8 @@ struct z_erofs_decompress_req { }; struct z_erofs_decompressor { + int (*config)(struct super_block *sb, struct erofs_super_block *dsb, + void *data, int size); int (*decompress)(struct z_erofs_decompress_req *rq, struct page **pagepool); char *name; @@ -92,6 +94,10 @@ int z_erofs_fixup_insize(struct z_erofs_decompress_req *rq, const char *padbuf, extern const struct z_erofs_decompressor erofs_decompressors[]; /* prototypes for specific algorithms */ +int z_erofs_load_lzma_config(struct super_block *sb, + struct erofs_super_block *dsb, void *data, int size); +int z_erofs_load_deflate_config(struct super_block *sb, + struct erofs_super_block *dsb, void *data, int size); int z_erofs_lzma_decompress(struct z_erofs_decompress_req *rq, struct page **pagepool); int z_erofs_deflate_decompress(struct z_erofs_decompress_req *rq, |