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-rw-r--r--fs/btrfs/relocation.c12
1 files changed, 10 insertions, 2 deletions
diff --git a/fs/btrfs/relocation.c b/fs/btrfs/relocation.c
index 008397934778..c04f7f212602 100644
--- a/fs/btrfs/relocation.c
+++ b/fs/btrfs/relocation.c
@@ -670,6 +670,8 @@ again:
err = ret;
goto out;
}
+ if (ret > 0 && path2->slots[level] > 0)
+ path2->slots[level]--;
eb = path2->nodes[level];
WARN_ON(btrfs_node_blockptr(eb, path2->slots[level]) !=
@@ -1609,6 +1611,7 @@ static noinline_for_stack int merge_reloc_root(struct reloc_control *rc,
BUG_ON(level == 0);
path->lowest_level = level;
ret = btrfs_search_slot(NULL, reloc_root, &key, path, 0, 0);
+ path->lowest_level = 0;
if (ret < 0) {
btrfs_free_path(path);
return ret;
@@ -2550,8 +2553,13 @@ int relocate_inode_pages(struct inode *inode, u64 start, u64 len)
last_index = (start + len - 1) >> PAGE_CACHE_SHIFT;
/* make sure the dirty trick played by the caller work */
- ret = invalidate_inode_pages2_range(inode->i_mapping,
- first_index, last_index);
+ while (1) {
+ ret = invalidate_inode_pages2_range(inode->i_mapping,
+ first_index, last_index);
+ if (ret != -EBUSY)
+ break;
+ schedule_timeout(HZ/10);
+ }
if (ret)
goto out_unlock;