[PATCH 4/4] f2fs: merge lz4hc_compress_pages() to lz4_compress_pages()

From: Yangtao Li
Date: Tue Jan 24 2023 - 10:34:14 EST


Remove unnecessary lz4hc_compress_pages().

Signed-off-by: Yangtao Li <frank.li@xxxxxxxx>
---
fs/f2fs/compress.c | 23 ++++-------------------
1 file changed, 4 insertions(+), 19 deletions(-)

diff --git a/fs/f2fs/compress.c b/fs/f2fs/compress.c
index b196b881f3bb..112f0e208b4e 100644
--- a/fs/f2fs/compress.c
+++ b/fs/f2fs/compress.c
@@ -264,36 +264,21 @@ static void lz4_destroy_compress_ctx(struct compress_ctx *cc)
cc->private = NULL;
}

-#ifdef CONFIG_F2FS_FS_LZ4HC
-static int lz4hc_compress_pages(struct compress_ctx *cc)
+static int lz4_compress_pages(struct compress_ctx *cc)
{
+ int len;
+#ifdef CONFIG_F2FS_FS_LZ4HC
unsigned char level = F2FS_I(cc->inode)->i_compress_flag >>
COMPRESS_LEVEL_OFFSET;
- int len;

if (level)
len = LZ4_compress_HC(cc->rbuf, cc->cbuf->cdata, cc->rlen,
cc->clen, level, cc->private);
else
+#endif
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)
-{
- int len;

-#ifdef CONFIG_F2FS_FS_LZ4HC
- return lz4hc_compress_pages(cc);
-#endif
- len = LZ4_compress_default(cc->rbuf, cc->cbuf->cdata, cc->rlen,
- cc->clen, cc->private);
if (!len)
return -EAGAIN;

--
2.25.1