btrfs-progs: print-tree: print stripe len of a chunk

Although it is fixed to BTRFS_STRIPE_LEN(64K) now, it's still used in a
lot of code, just output it for user who wants to trace the source of
stripe_len in btrfs_map_bio() code.

Reported-by: Chris Murphy <lists@colorremedies.com>
Reported-by: Zhao Lei <zhaolei@cn.fujitsu.com>
Signed-off-by: Zhao Lei <zhaolei@cn.fujitsu.com>
Signed-off-by: Qu Wenruo <quwenruo@cn.fujitsu.com>
Signed-off-by: David Sterba <dsterba@suse.com>

diff --git a/print-tree.c b/print-tree.c
index a72a979..dc1d276 100644 (file)
--- a/print-tree.c
+++ b/print-tree.c
@@ -224,9 +224,11 @@ void print_chunk(struct extent_buffer *eb, struct btrfs_chunk *chunk)
        char chunk_flags_str[32] = {0};
 
        bg_flags_to_str(btrfs_chunk_type(eb, chunk), chunk_flags_str);
-       printf("\t\tchunk length %llu owner %llu type %s num_stripes %d\n",
+       printf("\t\tchunk length %llu owner %llu stripe_len %llu\n",
               (unsigned long long)btrfs_chunk_length(eb, chunk),
               (unsigned long long)btrfs_chunk_owner(eb, chunk),
+              (unsigned long long)btrfs_chunk_stripe_len(eb, chunk));
+       printf("\t\ttype %s num_stripes %d\n",
               chunk_flags_str, num_stripes);
        for (i = 0 ; i < num_stripes ; i++) {
                printf("\t\t\tstripe %d devid %llu offset %llu\n", i,