Btrfs: section mismatch warnings

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Hello everybody,

compiling btrfs into the kernel results in section mismatch warnings. __exit
functions are called where they are not allowed to. The attached patch fixes
this for me. Not sure if it is correct though.

Signed-off-by: Christian Hesse <mail@earthworm.de>
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Regards,
Chris

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Signed-off-by: Chris Mason <chris.mason@oracle.com>

fs/btrfs/extent_map.c

@@ -69,7 +69,7 @@ free_map_cache:
 	return -ENOMEM;
 }
 
-void __exit extent_map_exit(void)
+void extent_map_exit(void)
 {
 	struct extent_state *state;
 

fs/btrfs/extent_map.h

@@ -112,7 +112,7 @@ void free_extent_map(struct extent_map *em);
 int extent_read_full_page(struct extent_map_tree *tree, struct page *page,
 			  get_extent_t *get_extent);
 int __init extent_map_init(void);
-void __exit extent_map_exit(void);
+void extent_map_exit(void);
 
 u64 count_range_bits(struct extent_map_tree *tree,
 		     u64 *start, u64 max_bytes, unsigned long bits);

fs/btrfs/transaction.c

@@ -666,7 +666,7 @@ void __init btrfs_init_transaction_sys(void)
 	trans_wq = create_workqueue("btrfs");
 }
 
-void __exit btrfs_exit_transaction_sys(void)
+void btrfs_exit_transaction_sys(void)
 {
 	destroy_workqueue(trans_wq);
 }