btrfs: update message levels during failed mount

[uclinux-h8/linux.git] / fs / btrfs / disk-io.c

diff --git a/fs/btrfs/disk-io.c b/fs/btrfs/disk-io.c
index 8c63419..7ff24cb 100644 (file)
--- a/fs/btrfs/disk-io.c
+++ b/fs/btrfs/disk-io.c
@@ -367,7 +367,8 @@ static int verify_parent_transid(struct extent_io_tree *io_tree,
                ret = 0;
                goto out;
        }
-       printk_ratelimited(KERN_INFO "BTRFS (device %s): parent transid verify failed on %llu wanted %llu found %llu\n",
+       printk_ratelimited(KERN_ERR
+           "BTRFS (device %s): parent transid verify failed on %llu wanted %llu found %llu\n",
                        eb->fs_info->sb->s_id, eb->start,
                        parent_transid, btrfs_header_generation(eb));
        ret = 1;
@@ -633,21 +634,21 @@ static int btree_readpage_end_io_hook(struct btrfs_io_bio *io_bio,
 
        found_start = btrfs_header_bytenr(eb);
        if (found_start != eb->start) {
-               printk_ratelimited(KERN_INFO "BTRFS (device %s): bad tree block start "
+               printk_ratelimited(KERN_ERR "BTRFS (device %s): bad tree block start "
                               "%llu %llu\n",
                               eb->fs_info->sb->s_id, found_start, eb->start);
                ret = -EIO;
                goto err;
        }
        if (check_tree_block_fsid(root, eb)) {
-               printk_ratelimited(KERN_INFO "BTRFS (device %s): bad fsid on block %llu\n",
+               printk_ratelimited(KERN_ERR "BTRFS (device %s): bad fsid on block %llu\n",
                               eb->fs_info->sb->s_id, eb->start);
                ret = -EIO;
                goto err;
        }
        found_level = btrfs_header_level(eb);
        if (found_level >= BTRFS_MAX_LEVEL) {
-               btrfs_info(root->fs_info, "bad tree block level %d",
+               btrfs_err(root->fs_info, "bad tree block level %d",
                           (int)btrfs_header_level(eb));
                ret = -EIO;
                goto err;
@@ -1073,12 +1074,12 @@ static const struct address_space_operations btree_aops = {
        .set_page_dirty = btree_set_page_dirty,
 };
 
-void readahead_tree_block(struct btrfs_root *root, u64 bytenr, u32 blocksize)
+void readahead_tree_block(struct btrfs_root *root, u64 bytenr)
 {
        struct extent_buffer *buf = NULL;
        struct inode *btree_inode = root->fs_info->btree_inode;
 
-       buf = btrfs_find_create_tree_block(root, bytenr, blocksize);
+       buf = btrfs_find_create_tree_block(root, bytenr);
        if (!buf)
                return;
        read_extent_buffer_pages(&BTRFS_I(btree_inode)->io_tree,
@@ -1086,7 +1087,7 @@ void readahead_tree_block(struct btrfs_root *root, u64 bytenr, u32 blocksize)
        free_extent_buffer(buf);
 }
 
-int reada_tree_block_flagged(struct btrfs_root *root, u64 bytenr, u32 blocksize,
+int reada_tree_block_flagged(struct btrfs_root *root, u64 bytenr,
                         int mirror_num, struct extent_buffer **eb)
 {
        struct extent_buffer *buf = NULL;
@@ -1094,7 +1095,7 @@ int reada_tree_block_flagged(struct btrfs_root *root, u64 bytenr, u32 blocksize,
        struct extent_io_tree *io_tree = &BTRFS_I(btree_inode)->io_tree;
        int ret;
 
-       buf = btrfs_find_create_tree_block(root, bytenr, blocksize);
+       buf = btrfs_find_create_tree_block(root, bytenr);
        if (!buf)
                return 0;
 
@@ -1125,12 +1126,11 @@ struct extent_buffer *btrfs_find_tree_block(struct btrfs_root *root,
 }
 
 struct extent_buffer *btrfs_find_create_tree_block(struct btrfs_root *root,
-                                                u64 bytenr, u32 blocksize)
+                                                u64 bytenr)
 {
        if (btrfs_test_is_dummy_root(root))
-               return alloc_test_extent_buffer(root->fs_info, bytenr,
-                                               blocksize);
-       return alloc_extent_buffer(root->fs_info, bytenr, blocksize);
+               return alloc_test_extent_buffer(root->fs_info, bytenr);
+       return alloc_extent_buffer(root->fs_info, bytenr);
 }
 
 
@@ -1152,7 +1152,7 @@ struct extent_buffer *read_tree_block(struct btrfs_root *root, u64 bytenr,
        struct extent_buffer *buf = NULL;
        int ret;
 
-       buf = btrfs_find_create_tree_block(root, bytenr, root->nodesize);
+       buf = btrfs_find_create_tree_block(root, bytenr);
        if (!buf)
                return NULL;
 
@@ -1630,6 +1630,8 @@ struct btrfs_root *btrfs_get_fs_root(struct btrfs_fs_info *fs_info,
                                     bool check_ref)
 {
        struct btrfs_root *root;
+       struct btrfs_path *path;
+       struct btrfs_key key;
        int ret;
 
        if (location->objectid == BTRFS_ROOT_TREE_OBJECTID)
@@ -1669,8 +1671,17 @@ again:
        if (ret)
                goto fail;
 
-       ret = btrfs_find_item(fs_info->tree_root, NULL, BTRFS_ORPHAN_OBJECTID,
-                       location->objectid, BTRFS_ORPHAN_ITEM_KEY, NULL);
+       path = btrfs_alloc_path();
+       if (!path) {
+               ret = -ENOMEM;
+               goto fail;
+       }
+       key.objectid = BTRFS_ORPHAN_OBJECTID;
+       key.type = BTRFS_ORPHAN_ITEM_KEY;
+       key.offset = location->objectid;
+
+       ret = btrfs_search_slot(NULL, fs_info->tree_root, &key, path, 0, 0);
+       btrfs_free_path(path);
        if (ret < 0)
                goto fail;
        if (ret == 0)
@@ -2522,7 +2533,7 @@ int open_ctree(struct super_block *sb,
         */
        if ((features & BTRFS_FEATURE_INCOMPAT_MIXED_GROUPS) &&
            (sectorsize != nodesize)) {
-               printk(KERN_WARNING "BTRFS: unequal leaf/node/sector sizes "
+               printk(KERN_ERR "BTRFS: unequal leaf/node/sector sizes "
                                "are not allowed for mixed block groups on %s\n",
                                sb->s_id);
                goto fail_alloc;
@@ -2630,12 +2641,12 @@ int open_ctree(struct super_block *sb,
        sb->s_blocksize_bits = blksize_bits(sectorsize);
 
        if (btrfs_super_magic(disk_super) != BTRFS_MAGIC) {
-               printk(KERN_INFO "BTRFS: valid FS not found on %s\n", sb->s_id);
+               printk(KERN_ERR "BTRFS: valid FS not found on %s\n", sb->s_id);
                goto fail_sb_buffer;
        }
 
        if (sectorsize != PAGE_SIZE) {
-               printk(KERN_WARNING "BTRFS: Incompatible sector size(%lu) "
+               printk(KERN_ERR "BTRFS: incompatible sector size (%lu) "
                       "found on %s\n", (unsigned long)sectorsize, sb->s_id);
                goto fail_sb_buffer;
        }
@@ -2644,7 +2655,7 @@ int open_ctree(struct super_block *sb,
        ret = btrfs_read_sys_array(tree_root);
        mutex_unlock(&fs_info->chunk_mutex);
        if (ret) {
-               printk(KERN_WARNING "BTRFS: failed to read the system "
+               printk(KERN_ERR "BTRFS: failed to read the system "
                       "array on %s\n", sb->s_id);
                goto fail_sb_buffer;
        }
@@ -2659,7 +2670,7 @@ int open_ctree(struct super_block *sb,
                                           generation);
        if (!chunk_root->node ||
            !test_bit(EXTENT_BUFFER_UPTODATE, &chunk_root->node->bflags)) {
-               printk(KERN_WARNING "BTRFS: failed to read chunk root on %s\n",
+               printk(KERN_ERR "BTRFS: failed to read chunk root on %s\n",
                       sb->s_id);
                goto fail_tree_roots;
        }
@@ -2671,7 +2682,7 @@ int open_ctree(struct super_block *sb,
 
        ret = btrfs_read_chunk_tree(chunk_root);
        if (ret) {
-               printk(KERN_WARNING "BTRFS: failed to read chunk tree on %s\n",
+               printk(KERN_ERR "BTRFS: failed to read chunk tree on %s\n",
                       sb->s_id);
                goto fail_tree_roots;
        }
@@ -2683,7 +2694,7 @@ int open_ctree(struct super_block *sb,
        btrfs_close_extra_devices(fs_info, fs_devices, 0);
 
        if (!fs_devices->latest_bdev) {
-               printk(KERN_CRIT "BTRFS: failed to read devices on %s\n",
+               printk(KERN_ERR "BTRFS: failed to read devices on %s\n",
                       sb->s_id);
                goto fail_tree_roots;
        }
@@ -2767,7 +2778,7 @@ retry_root_backup:
 
        ret = btrfs_recover_balance(fs_info);
        if (ret) {
-               printk(KERN_WARNING "BTRFS: failed to recover balance\n");
+               printk(KERN_ERR "BTRFS: failed to recover balance\n");
                goto fail_block_groups;
        }