Btrfs: Add some debugging around the ENOSPC bugs
Some people are still reporting problems with early enospc. This
will help narrown down the cause.
Signed-off-by: Chris Mason <chris.mason@oracle.com>
diff --git a/fs/btrfs/extent-tree.c b/fs/btrfs/extent-tree.c
index 6c29669..b0f2241 100644
--- a/fs/btrfs/extent-tree.c
+++ b/fs/btrfs/extent-tree.c
@@ -2984,6 +2984,9 @@
*last_ptr = ins->objectid + ins->offset;
ret = 0;
} else if (!ret) {
+ printk(KERN_ERR "we were searching for %Lu bytes, num_bytes %Lu,"
+ " loop %d, allowed_alloc %d\n", total_needed, num_bytes,
+ loop, allowed_chunk_alloc);
ret = -ENOSPC;
}