Btrfs: keep track of max_extent_size per space_info

[cascardo/linux.git] / fs / btrfs / ctree.h

diff --git a/fs/btrfs/ctree.h b/fs/btrfs/ctree.h
index 1638423..78a8f56 100644 (file)
--- a/fs/btrfs/ctree.h
+++ b/fs/btrfs/ctree.h
@@ -1154,6 +1154,10 @@ struct btrfs_space_info {
                                   delalloc/allocations */
        u64 bytes_readonly;     /* total bytes that are read only */
 
+       u64 max_extent_size;    /* This will hold the maximum extent size of
+                                  the space info if we had an ENOSPC in the
+                                  allocator. */
+
        unsigned int full:1;    /* indicates that we cannot allocate any more
                                   chunks for this space */
        unsigned int chunk_alloc:1;     /* set if we are allocating a chunk */