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f2fs: merge lz4hc_compress_pages() to lz4_compress_pages()

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Remove unnecessary lz4hc_compress_pages().

Signed-off-by: Yangtao Li <frank.li@vivo.com>
Reviewed-by: Chao Yu <chao@kernel.org>
[Jaegeuk Kim: clean up]
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
This commit is contained in:
Yangtao Li 2023-03-31 00:49:47 +08:00 committed by Jaegeuk Kim
parent 084e15ea14
commit 3094e5579b
1 changed files with 11 additions and 25 deletions
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34
fs/f2fs/compress.c
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@ -264,35 +264,21 @@ static void lz4_destroy_compress_ctx(struct compress_ctx *cc)
cc->private = NULL; cc->private = NULL;
} }
#ifdef CONFIG_F2FS_FS_LZ4HC
static int lz4hc_compress_pages(struct compress_ctx *cc)
{
unsigned char level = F2FS_I(cc->inode)->i_compress_level;
int len;
if (level)
len = LZ4_compress_HC(cc->rbuf, cc->cbuf->cdata, cc->rlen,
cc->clen, level, cc->private);
else
len = LZ4_compress_default(cc->rbuf, cc->cbuf->cdata, cc->rlen,
cc->clen, cc->private);
if (!len)
return -EAGAIN;
cc->clen = len;
return 0;
}
#endif
static int lz4_compress_pages(struct compress_ctx *cc) static int lz4_compress_pages(struct compress_ctx *cc)
{ {
int len; int len = -EINVAL;
unsigned char level = F2FS_I(cc->inode)->i_compress_level;
#ifdef CONFIG_F2FS_FS_LZ4HC if (!level)
return lz4hc_compress_pages(cc);
#endif
len = LZ4_compress_default(cc->rbuf, cc->cbuf->cdata, cc->rlen, len = LZ4_compress_default(cc->rbuf, cc->cbuf->cdata, cc->rlen,
cc->clen, cc->private); cc->clen, cc->private);
#ifdef CONFIG_F2FS_FS_LZ4HC
else
len = LZ4_compress_HC(cc->rbuf, cc->cbuf->cdata, cc->rlen,
cc->clen, level, cc->private);
#endif
if (len < 0)
return len;
if (!len) if (!len)
return -EAGAIN; return -EAGAIN;