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[1/4] btrfs: print-tree: print stripe len of a chunk

Message ID 1437643090-13920-2-git-send-email-quwenruo@cn.fujitsu.com (mailing list archive)
State Accepted
Headers show

Commit Message

Qu Wenruo July 23, 2015, 9:18 a.m. UTC 
Although it is fixed to BTRFS_STRIPE_LEN(64K) now, it's still used in a
lot of codes, just output it for user who want to trace the source of
stripe_len in btrfs_map_bio() codes.

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>
---
 print-tree.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)
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Patch

diff --git a/print-tree.c b/print-tree.c
index a72a979..dc1d276 100644
--- 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,