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| author | Wang Xiaoguang <wangxg.fnst@cn.fujitsu.com> | 2016-03-11 13:09:02 +0800 |
|---|---|---|
| committer | David Sterba <dsterba@suse.com> | 2016-03-14 13:42:47 +0100 |
| commit | cfa4b5bc4d1faedf2187f1377291122a7243e64f (patch) | |
| tree | 803760161d507402af4aa017b6e5e63186d1274e | |
| parent | 1ff2823225a677c114f78c61a3e79573e52a26b0 (diff) | |
btrfs-progs: print-tree: show the compression method string
Signed-off-by: Wang Xiaoguang <wangxg.fnst@cn.fujitsu.com>
[ changed the format of unknown value ]
Signed-off-by: David Sterba <dsterba@suse.com>
| -rw-r--r-- | print-tree.c | 28 |
1 files changed, 24 insertions, 4 deletions
diff --git a/print-tree.c b/print-tree.c index 6704ff68..d0f37a50 100644 --- a/print-tree.c +++ b/print-tree.c @@ -285,19 +285,40 @@ static void print_uuids(struct extent_buffer *eb) printf("fs uuid %s\nchunk uuid %s\n", fs_uuid, chunk_uuid); } +static void compress_type_to_str(u8 compress_type, char *ret) +{ + switch (compress_type) { + case BTRFS_COMPRESS_NONE: + strcpy(ret, "none"); + break; + case BTRFS_COMPRESS_ZLIB: + strcpy(ret, "zlib"); + break; + case BTRFS_COMPRESS_LZO: + strcpy(ret, "lzo"); + break; + default: + sprintf(ret, "UNKNOWN.%d", compress_type); + } +} + static void print_file_extent_item(struct extent_buffer *eb, struct btrfs_item *item, int slot, struct btrfs_file_extent_item *fi) { int extent_type = btrfs_file_extent_type(eb, fi); + char compress_str[16]; + + compress_type_to_str(btrfs_file_extent_compression(eb, fi), + compress_str); if (extent_type == BTRFS_FILE_EXTENT_INLINE) { printf("\t\tinline extent data size %u " - "ram %u compress %d\n", + "ram %u compress(%s)\n", btrfs_file_extent_inline_item_len(eb, item), btrfs_file_extent_inline_len(eb, slot, fi), - btrfs_file_extent_compression(eb, fi)); + compress_str); return; } if (extent_type == BTRFS_FILE_EXTENT_PREALLOC) { @@ -316,8 +337,7 @@ static void print_file_extent_item(struct extent_buffer *eb, (unsigned long long)btrfs_file_extent_offset(eb, fi), (unsigned long long)btrfs_file_extent_num_bytes(eb, fi), (unsigned long long)btrfs_file_extent_ram_bytes(eb, fi)); - printf("\t\textent compression %d\n", - btrfs_file_extent_compression(eb, fi)); + printf("\t\textent compression(%s)\n", compress_str); } /* Caller should ensure sizeof(*ret) >= 16("DATA|TREE_BLOCK") */ |