Btrfs: remove space_info->reservation_progress

This isn't used for anything anymore, just remove it.

Signed-off-by: Josef Bacik <jbacik@fusionio.com>
Signed-off-by: Chris Mason <chris.mason@fusionio.com>

diff --git a/fs/btrfs/ctree.h b/fs/btrfs/ctree.h
index 36490b9..0506f40 100644 (file)
--- a/fs/btrfs/ctree.h
+++ b/fs/btrfs/ctree.h
@@ -1118,15 +1118,6 @@ struct btrfs_space_info {
         */
        struct percpu_counter total_bytes_pinned;
 
-       /*
-        * we bump reservation progress every time we decrement
-        * bytes_reserved.  This way people waiting for reservations
-        * know something good has happened and they can check
-        * for progress.  The number here isn't to be trusted, it
-        * just shows reclaim activity
-        */
-       unsigned long reservation_progress;
-
        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 */

diff --git a/fs/btrfs/extent-tree.c b/fs/btrfs/extent-tree.c
index 88c6db6..d58bef1 100644 (file)
--- a/fs/btrfs/extent-tree.c
+++ b/fs/btrfs/extent-tree.c
@@ -4456,7 +4456,6 @@ static void block_rsv_release_bytes(struct btrfs_fs_info *fs_info,
                        space_info->bytes_may_use -= num_bytes;
                        trace_btrfs_space_reservation(fs_info, "space_info",
                                        space_info->flags, num_bytes, 0);
-                       space_info->reservation_progress++;
                        spin_unlock(&space_info->lock);
                }
        }
@@ -4657,7 +4656,6 @@ static void update_global_block_rsv(struct btrfs_fs_info *fs_info)
                sinfo->bytes_may_use -= num_bytes;
                trace_btrfs_space_reservation(fs_info, "space_info",
                                      sinfo->flags, num_bytes, 0);
-               sinfo->reservation_progress++;
                block_rsv->reserved = block_rsv->size;
                block_rsv->full = 1;
        }
@@ -5437,7 +5435,6 @@ static int btrfs_update_reserved_bytes(struct btrfs_block_group_cache *cache,
                        space_info->bytes_readonly += num_bytes;
                cache->reserved -= num_bytes;
                space_info->bytes_reserved -= num_bytes;
-               space_info->reservation_progress++;
        }
        spin_unlock(&cache->lock);
        spin_unlock(&space_info->lock);