[PATCH 11/11] btrfs: unexport can_overcommit

[Josef Bacik <josef@toxicpanda.com>]

Now that we've moved all of the users to space-info.c, unexport it and
name it back to can_overcommit.

Signed-off-by: Josef Bacik <josef@toxicpanda.com>
---
 fs/btrfs/space-info.c | 23 +++++++++++------------
 fs/btrfs/space-info.h |  4 ----
 2 files changed, 11 insertions(+), 16 deletions(-)

diff --git a/fs/btrfs/space-info.c b/fs/btrfs/space-info.c
index 3d6b197e6c0f..4efb817d1f0f 100644
--- a/fs/btrfs/space-info.c
+++ b/fs/btrfs/space-info.c
@@ -185,10 +185,10 @@ static inline u64 calc_global_rsv_need_space(struct btrfs_block_rsv *global)
 	return (global->size << 1);
 }
 
-int btrfs_can_overcommit(struct btrfs_fs_info *fs_info,
-			 struct btrfs_space_info *space_info, u64 bytes,
-			 enum btrfs_reserve_flush_enum flush,
-			 bool system_chunk)
+static int can_overcommit(struct btrfs_fs_info *fs_info,
+			  struct btrfs_space_info *space_info, u64 bytes,
+			  enum btrfs_reserve_flush_enum flush,
+			  bool system_chunk)
 {
 	struct btrfs_block_rsv *global_rsv = &fs_info->global_block_rsv;
 	u64 profile;
@@ -282,8 +282,7 @@ void btrfs_space_info_add_old_bytes(struct btrfs_fs_info *fs_info,
 		 * adding the ticket space would be a double count.
 		 */
 		if (check_overcommit &&
-		    !btrfs_can_overcommit(fs_info, space_info, 0, flush,
-					  false))
+		    !can_overcommit(fs_info, space_info, 0, flush, false))
 			break;
 		if (num_bytes >= ticket->bytes) {
 			list_del_init(&ticket->list);
@@ -727,14 +726,14 @@ btrfs_calc_reclaim_metadata_size(struct btrfs_fs_info *fs_info,
 		return to_reclaim;
 
 	to_reclaim = min_t(u64, num_online_cpus() * SZ_1M, SZ_16M);
-	if (btrfs_can_overcommit(fs_info, space_info, to_reclaim,
-				 BTRFS_RESERVE_FLUSH_ALL, system_chunk))
+	if (can_overcommit(fs_info, space_info, to_reclaim,
+			   BTRFS_RESERVE_FLUSH_ALL, system_chunk))
 		return 0;
 
 	used = btrfs_space_info_used(space_info, true);
 
-	if (btrfs_can_overcommit(fs_info, space_info, SZ_1M,
-				 BTRFS_RESERVE_FLUSH_ALL, system_chunk))
+	if (can_overcommit(fs_info, space_info, SZ_1M,
+			   BTRFS_RESERVE_FLUSH_ALL, system_chunk))
 		expected = div_factor_fine(space_info->total_bytes, 95);
 	else
 		expected = div_factor_fine(space_info->total_bytes, 90);
@@ -981,8 +980,8 @@ static int __reserve_metadata_bytes(struct btrfs_fs_info *fs_info,
 		trace_btrfs_space_reservation(fs_info, "space_info",
 					      space_info->flags, orig_bytes, 1);
 		ret = 0;
-	} else if (btrfs_can_overcommit(fs_info, space_info, orig_bytes, flush,
-					system_chunk)) {
+	} else if (can_overcommit(fs_info, space_info, orig_bytes, flush,
+				  system_chunk)) {
 		btrfs_space_info_update_bytes_may_use(fs_info, space_info,
 						      orig_bytes);
 		trace_btrfs_space_reservation(fs_info, "space_info",
diff --git a/fs/btrfs/space-info.h b/fs/btrfs/space-info.h
index 05bfd8e5b10e..af9c3b016d6a 100644
--- a/fs/btrfs/space-info.h
+++ b/fs/btrfs/space-info.h
@@ -124,10 +124,6 @@ struct btrfs_space_info *btrfs_find_space_info(struct btrfs_fs_info *info,
 u64 btrfs_space_info_used(struct btrfs_space_info *s_info,
 			  bool may_use_included);
 void btrfs_clear_space_info_full(struct btrfs_fs_info *info);
-int btrfs_can_overcommit(struct btrfs_fs_info *fs_info,
-			 struct btrfs_space_info *space_info, u64 bytes,
-			 enum btrfs_reserve_flush_enum flush,
-			 bool system_chunk);
 void btrfs_dump_space_info(struct btrfs_fs_info *fs_info,
 			   struct btrfs_space_info *info, u64 bytes,
 			   int dump_block_groups);
-- 
2.14.3