btrfs: unexport btrfs_compress_set_level()

btrfs_compress_set_level() can be static function in the file
compression.c.

Reviewed-by: Johannes Thumshirn <johannes.thumshirn@wdc.com>
Signed-off-by: Anand Jain <anand.jain@oracle.com>
Reviewed-by: David Sterba <dsterba@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>

diff --git a/fs/btrfs/compression.c b/fs/btrfs/compression.c
index 1b624f9..c6e6486 100644 (file)
--- a/fs/btrfs/compression.c
+++ b/fs/btrfs/compression.c
@@ -1140,6 +1140,22 @@ static void put_workspace(int type, struct list_head *ws)
 }
 
 /*
+ * Adjust @level according to the limits of the compression algorithm or
+ * fallback to default
+ */
+static unsigned int btrfs_compress_set_level(int type, unsigned level)
+{
+       const struct btrfs_compress_op *ops = btrfs_compress_op[type];
+
+       if (level == 0)
+               level = ops->default_level;
+       else
+               level = min(level, ops->max_level);
+
+       return level;
+}
+
+/*
  * Given an address space and start and length, compress the bytes into @pages
  * that are allocated on demand.
  *
@@ -1746,19 +1762,3 @@ unsigned int btrfs_compress_str2level(unsigned int type, const char *str)
 
        return level;
 }
-
-/*
- * Adjust @level according to the limits of the compression algorithm or
- * fallback to default
- */
-unsigned int btrfs_compress_set_level(int type, unsigned level)
-{
-       const struct btrfs_compress_op *ops = btrfs_compress_op[type];
-
-       if (level == 0)
-               level = ops->default_level;
-       else
-               level = min(level, ops->max_level);
-
-       return level;
-}

diff --git a/fs/btrfs/compression.h b/fs/btrfs/compression.h
index d253f7a..284a3ad 100644 (file)
--- a/fs/btrfs/compression.h
+++ b/fs/btrfs/compression.h
@@ -140,8 +140,6 @@ extern const struct btrfs_compress_op btrfs_zstd_compress;
 const char* btrfs_compress_type2str(enum btrfs_compression_type type);
 bool btrfs_compress_is_valid_type(const char *str, size_t len);
 
-unsigned int btrfs_compress_set_level(int type, unsigned level);
-
 int btrfs_compress_heuristic(struct inode *inode, u64 start, u64 end);
 
 #endif