btrfs: export space_info_add_*_bytes

Prep work for consolidating all of the space_info code into one file.
We need to export these so multiple files can use them.

Reviewed-by: Nikolay Borisov <nborisov@suse.com>
Signed-off-by: Josef Bacik <josef@toxicpanda.com>
Signed-off-by: David Sterba <dsterba@suse.com>

diff --git a/fs/btrfs/extent-tree.c b/fs/btrfs/extent-tree.c
index 16e61ac..34d08fc 100644 (file)
--- a/fs/btrfs/extent-tree.c
+++ b/fs/btrfs/extent-tree.c
@@ -75,12 +75,6 @@ static void dump_space_info(struct btrfs_fs_info *fs_info,
                            int dump_block_groups);
 static int block_rsv_use_bytes(struct btrfs_block_rsv *block_rsv,
                               u64 num_bytes);
-static void space_info_add_new_bytes(struct btrfs_fs_info *fs_info,
-                                    struct btrfs_space_info *space_info,
-                                    u64 num_bytes);
-static void space_info_add_old_bytes(struct btrfs_fs_info *fs_info,
-                                    struct btrfs_space_info *space_info,
-                                    u64 num_bytes);
 
 static noinline int
 block_group_cache_done(struct btrfs_block_group_cache *cache)
@@ -3908,8 +3902,8 @@ static void update_space_info(struct btrfs_fs_info *info, u64 flags,
        found->bytes_readonly += bytes_readonly;
        if (total_bytes > 0)
                found->full = 0;
-       space_info_add_new_bytes(info, found, total_bytes -
-                                bytes_used - bytes_readonly);
+       btrfs_space_info_add_new_bytes(info, found, total_bytes -
+                                      bytes_used - bytes_readonly);
        spin_unlock(&found->lock);
        *space_info = found;
 }
@@ -5108,7 +5102,8 @@ static int wait_reserve_ticket(struct btrfs_fs_info *fs_info,
        spin_unlock(&space_info->lock);
 
        if (reclaim_bytes)
-               space_info_add_old_bytes(fs_info, space_info, reclaim_bytes);
+               btrfs_space_info_add_old_bytes(fs_info, space_info,
+                                              reclaim_bytes);
        return ret;
 }
 
@@ -5225,7 +5220,8 @@ static int __reserve_metadata_bytes(struct btrfs_fs_info *fs_info,
        spin_unlock(&space_info->lock);
 
        if (reclaim_bytes)
-               space_info_add_old_bytes(fs_info, space_info, reclaim_bytes);
+               btrfs_space_info_add_old_bytes(fs_info, space_info,
+                                              reclaim_bytes);
        ASSERT(list_empty(&ticket.list));
        return ret;
 }
@@ -5391,8 +5387,8 @@ void btrfs_migrate_to_delayed_refs_rsv(struct btrfs_fs_info *fs_info,
                trace_btrfs_space_reservation(fs_info, "delayed_refs_rsv",
                                              0, num_bytes, 1);
        if (to_free)
-               space_info_add_old_bytes(fs_info, delayed_refs_rsv->space_info,
-                                        to_free);
+               btrfs_space_info_add_old_bytes(fs_info,
+                               delayed_refs_rsv->space_info, to_free);
 }
 
 /**
@@ -5435,9 +5431,9 @@ int btrfs_delayed_refs_rsv_refill(struct btrfs_fs_info *fs_info,
  * This is for space we already have accounted in space_info->bytes_may_use, so
  * basically when we're returning space from block_rsv's.
  */
-static void space_info_add_old_bytes(struct btrfs_fs_info *fs_info,
-                                    struct btrfs_space_info *space_info,
-                                    u64 num_bytes)
+void btrfs_space_info_add_old_bytes(struct btrfs_fs_info *fs_info,
+                                   struct btrfs_space_info *space_info,
+                                   u64 num_bytes)
 {
        struct reserve_ticket *ticket;
        struct list_head *head;
@@ -5495,9 +5491,9 @@ again:
  * space_info->bytes_may_use yet.  So if we allocate a chunk or unpin an extent
  * we use this helper.
  */
-static void space_info_add_new_bytes(struct btrfs_fs_info *fs_info,
-                                    struct btrfs_space_info *space_info,
-                                    u64 num_bytes)
+void btrfs_space_info_add_new_bytes(struct btrfs_fs_info *fs_info,
+                                   struct btrfs_space_info *space_info,
+                                   u64 num_bytes)
 {
        struct reserve_ticket *ticket;
        struct list_head *head = &space_info->priority_tickets;
@@ -5581,8 +5577,8 @@ static u64 block_rsv_release_bytes(struct btrfs_fs_info *fs_info,
                        spin_unlock(&dest->lock);
                }
                if (num_bytes)
-                       space_info_add_old_bytes(fs_info, space_info,
-                                                num_bytes);
+                       btrfs_space_info_add_old_bytes(fs_info, space_info,
+                                                      num_bytes);
        }
        if (qgroup_to_release_ret)
                *qgroup_to_release_ret = qgroup_to_release;
@@ -6758,8 +6754,8 @@ static int unpin_extent_range(struct btrfs_fs_info *fs_info,
                        spin_unlock(&global_rsv->lock);
                        /* Add to any tickets we may have */
                        if (len)
-                               space_info_add_new_bytes(fs_info, space_info,
-                                                        len);
+                               btrfs_space_info_add_new_bytes(fs_info,
+                                               space_info, len);
                }
                spin_unlock(&space_info->lock);
        }

diff --git a/fs/btrfs/space-info.h b/fs/btrfs/space-info.h
index 5f96333..46f15b8 100644 (file)
--- a/fs/btrfs/space-info.h
+++ b/fs/btrfs/space-info.h
@@ -75,4 +75,11 @@ static inline bool btrfs_mixed_space_info(struct btrfs_space_info *space_info)
                (space_info->flags & BTRFS_BLOCK_GROUP_DATA));
 }
 
+void btrfs_space_info_add_new_bytes(struct btrfs_fs_info *fs_info,
+                                   struct btrfs_space_info *space_info,
+                                   u64 num_bytes);
+void btrfs_space_info_add_old_bytes(struct btrfs_fs_info *fs_info,
+                                   struct btrfs_space_info *space_info,
+                                   u64 num_bytes);
+
 #endif /* BTRFS_SPACE_INFO_H */