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-rw-r--r--fs/btrfs/extent-tree.c19
1 files changed, 14 insertions, 5 deletions
diff --git a/fs/btrfs/extent-tree.c b/fs/btrfs/extent-tree.c
index 19d2104c0462..a28b0eafb65a 100644
--- a/fs/btrfs/extent-tree.c
+++ b/fs/btrfs/extent-tree.c
@@ -895,6 +895,11 @@ again:
err = -ENOENT;
goto out;
} else if (WARN_ON(ret)) {
+ btrfs_print_leaf(path->nodes[0]);
+ btrfs_err(fs_info,
+"extent item not found for insert, bytenr %llu num_bytes %llu parent %llu root_objectid %llu owner %llu offset %llu",
+ bytenr, num_bytes, parent, root_objectid, owner,
+ offset);
err = -EIO;
goto out;
}
@@ -1238,7 +1243,8 @@ static int btrfs_issue_discard(struct block_device *bdev, u64 start, u64 len,
u64 bytes_left, end;
u64 aligned_start = ALIGN(start, 1 << 9);
- if (WARN_ON(start != aligned_start)) {
+ /* Adjust the range to be aligned to 512B sectors if necessary. */
+ if (start != aligned_start) {
len -= aligned_start - start;
len = round_down(len, 1 << 9);
start = aligned_start;
@@ -1676,12 +1682,12 @@ static int run_delayed_tree_ref(struct btrfs_trans_handle *trans,
parent = ref->parent;
ref_root = ref->root;
- if (node->ref_mod != 1) {
+ if (unlikely(node->ref_mod != 1)) {
btrfs_err(trans->fs_info,
- "btree block(%llu) has %d references rather than 1: action %d ref_root %llu parent %llu",
+ "btree block %llu has %d references rather than 1: action %d ref_root %llu parent %llu",
node->bytenr, node->ref_mod, node->action, ref_root,
parent);
- return -EIO;
+ return -EUCLEAN;
}
if (node->action == BTRFS_ADD_DELAYED_REF && insert_reserved) {
BUG_ON(!extent_op || !extent_op->update_flags);
@@ -3989,8 +3995,11 @@ have_block_group:
ret = 0;
}
- if (unlikely(block_group->cached == BTRFS_CACHE_ERROR))
+ if (unlikely(block_group->cached == BTRFS_CACHE_ERROR)) {
+ if (!cache_block_group_error)
+ cache_block_group_error = -EIO;
goto loop;
+ }
/*
* Ok we want to try and use the cluster allocator, so