From: Wang Xiaoguang <wangxg.fnst@xxxxxxxxxxxxxx>
Signed-off-by: Wang Xiaoguang <wangxg.fnst@xxxxxxxxxxxxxx>
---
print-tree.c | 28 ++++++++++++++++++++++++----
1 file changed, 24 insertions(+), 4 deletions(-)
diff --git a/print-tree.c b/print-tree.c
index 53a6813..87ec498 100644
--- a/print-tree.c
+++ b/print-tree.c
@@ -286,19 +286,40 @@ 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 value: %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[BTRFS_NAME_LEN];
+
+ 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) {
@@ -317,8 +338,7 @@ 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") */
--
1.8.3.1
--
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