File 0166-Btrfs-progs-add-some-verbose-output-to-find-root.patch of Package btrfsprogs.openSUSE_13.1_Update

From 3d75a27a857ae81f7cd64de886a293208be15af6 Mon Sep 17 00:00:00 2001
From: Josef Bacik <josef@redhat.com>
Date: Wed, 4 Jan 2012 10:03:33 -0500
Subject: [PATCH 166/170] Btrfs-progs: add some verbose output to find-root

Trying to track down why we can't find roots, add some verbose output so we know
what chunks we're scanning and when we move to new chunks.  Thanks,

Signed-off-by: Josef Bacik <josef@redhat.com>
---
 btrfs-find-root.c | 9 +++++++++
 1 file changed, 9 insertions(+)

Index: btrfs-progs-v0.20-rc1-598-g8116550e1662/btrfs-find-root.c
===================================================================
--- btrfs-progs-v0.20-rc1-598-g8116550e1662.orig/btrfs-find-root.c
+++ btrfs-progs-v0.20-rc1-598-g8116550e1662/btrfs-find-root.c
@@ -229,6 +229,10 @@ static int find_root(struct btrfs_root *
 		return ret;
 
 	offset = metadata_offset;
+	if (verbose)
+		printf("Checking metadata chunk %Lu, size %Lu\n",
+		       metadata_offset, metadata_size);
+
 	while (1) {
 		u64 map_length = 4096;
 		u64 type;
@@ -239,6 +243,8 @@ static int find_root(struct btrfs_root *
 			break;
 		}
 		if (offset >= (metadata_offset + metadata_size)) {
+			if (verbose)
+				printf("Moving to the next metadata chunk\n");
 			err = btrfs_next_metadata(&root->fs_info->mapping_tree,
 						  &metadata_offset,
 						  &metadata_size);
@@ -247,6 +253,9 @@ static int find_root(struct btrfs_root *
 				break;
 			}
 			offset = metadata_offset;
+			if (verbose)
+				printf("Checking metadata chunk %Lu, size %Lu"
+				       "\n", metadata_offset, metadata_size);
 		}
 		err = __btrfs_map_block(&root->fs_info->mapping_tree, READ,
 				      offset, &map_length, &type,