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authorDavid Sterba <dsterba@suse.com>2017-10-31 17:24:26 +0100
committerDavid Sterba <dsterba@suse.com>2018-01-22 16:08:16 +0100
commite128f9c3f7242318e1c76d204c7ae32bc878b8c7 (patch)
treef481867c52ea0a6889aead29b254782b23f5e055 /fs/btrfs/compression.h
parentbf8d32b9b3c5fb183aa4ac5cb7bae9580dcb0dfb (diff)
downloadlwn-e128f9c3f7242318e1c76d204c7ae32bc878b8c7.tar.gz
lwn-e128f9c3f7242318e1c76d204c7ae32bc878b8c7.zip
btrfs: compression: add helper for type to string conversion
There are several places opencoding this conversion, add a helper now that we have 3 compression algorithms. Signed-off-by: David Sterba <dsterba@suse.com>
Diffstat (limited to 'fs/btrfs/compression.h')
-rw-r--r--fs/btrfs/compression.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/fs/btrfs/compression.h b/fs/btrfs/compression.h
index 6b692903a23c..677fa4aa0bd7 100644
--- a/fs/btrfs/compression.h
+++ b/fs/btrfs/compression.h
@@ -137,6 +137,8 @@ extern const struct btrfs_compress_op btrfs_zlib_compress;
extern const struct btrfs_compress_op btrfs_lzo_compress;
extern const struct btrfs_compress_op btrfs_zstd_compress;
+const char* btrfs_compress_type2str(enum btrfs_compression_type type);
+
int btrfs_compress_heuristic(struct inode *inode, u64 start, u64 end);
#endif