ext4: rename {exit,init}_ext4_*() to ext4_{exit,init}_*()

This is a cleanup to avoid namespace leaks out of fs/ext4
Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>

fs/ext4/block_validity.c

@@ -29,7 +29,7 @@ struct ext4_system_zone {
 
 static struct kmem_cache *ext4_system_zone_cachep;
 
-int __init init_ext4_system_zone(void)
+int __init ext4_init_system_zone(void)
 {
 	ext4_system_zone_cachep = KMEM_CACHE(ext4_system_zone, 0);
 	if (ext4_system_zone_cachep == NULL)
@@ -37,7 +37,7 @@ int __init init_ext4_system_zone(void)
 	return 0;
 }
 
-void exit_ext4_system_zone(void)
+void ext4_exit_system_zone(void)
 {
 	kmem_cache_destroy(ext4_system_zone_cachep);
 }

fs/ext4/ext4.h

@@ -1684,8 +1684,8 @@ extern ext4_fsblk_t ext4_mb_new_blocks(handle_t *,
 				struct ext4_allocation_request *, int *);
 extern int ext4_mb_reserve_blocks(struct super_block *, int);
 extern void ext4_discard_preallocations(struct inode *);
-extern int __init init_ext4_mballoc(void);
-extern void exit_ext4_mballoc(void);
+extern int __init ext4_init_mballoc(void);
+extern void ext4_exit_mballoc(void);
 extern void ext4_free_blocks(handle_t *handle, struct inode *inode,
 			     struct buffer_head *bh, ext4_fsblk_t block,
 			     unsigned long count, int flags);
@@ -2040,8 +2040,8 @@ extern const struct inode_operations ext4_fast_symlink_inode_operations;
 /* block_validity */
 extern void ext4_release_system_zone(struct super_block *sb);
 extern int ext4_setup_system_zone(struct super_block *sb);
-extern int __init init_ext4_system_zone(void);
-extern void exit_ext4_system_zone(void);
+extern int __init ext4_init_system_zone(void);
+extern void ext4_exit_system_zone(void);
 extern int ext4_data_block_valid(struct ext4_sb_info *sbi,
 				 ext4_fsblk_t start_blk,
 				 unsigned int count);
@@ -2070,8 +2070,8 @@ extern int ext4_move_extents(struct file *o_filp, struct file *d_filp,
 			     __u64 len, __u64 *moved_len);
 
 /* page-io.c */
-extern int __init init_ext4_pageio(void);
-extern void exit_ext4_pageio(void);
+extern int __init ext4_init_pageio(void);
+extern void ext4_exit_pageio(void);
 extern void ext4_free_io_end(ext4_io_end_t *io);
 extern ext4_io_end_t *ext4_init_io_end(struct inode *inode, gfp_t flags);
 extern int ext4_end_io_nolock(ext4_io_end_t *io);

fs/ext4/mballoc.c

@@ -2705,7 +2705,7 @@ static void ext4_remove_debugfs_entry(void)
 
 #endif
 
-int __init init_ext4_mballoc(void)
+int __init ext4_init_mballoc(void)
 {
 	ext4_pspace_cachep = KMEM_CACHE(ext4_prealloc_space,
 					SLAB_RECLAIM_ACCOUNT);
@@ -2730,7 +2730,7 @@ int __init init_ext4_mballoc(void)
 	return 0;
 }
 
-void exit_ext4_mballoc(void)
+void ext4_exit_mballoc(void)
 {
 	int i;
 	/*

fs/ext4/page-io.c

@@ -32,7 +32,7 @@
 
 static struct kmem_cache *io_page_cachep, *io_end_cachep;
 
-int __init init_ext4_pageio(void)
+int __init ext4_init_pageio(void)
 {
 	io_page_cachep = KMEM_CACHE(ext4_io_page, SLAB_RECLAIM_ACCOUNT);
 	if (io_page_cachep == NULL)
@@ -46,7 +46,7 @@ int __init init_ext4_pageio(void)
 	return 0;
 }
 
-void exit_ext4_pageio(void)
+void ext4_exit_pageio(void)
 {
 	kmem_cache_destroy(io_end_cachep);
 	kmem_cache_destroy(io_page_cachep);

fs/ext4/super.c

@@ -4770,15 +4770,15 @@ int __init ext4_init_feat_adverts(void)
 	return ret;
 }
 
-static int __init init_ext4_fs(void)
+static int __init ext4_init_fs(void)
 {
 	int err;
 
 	ext4_check_flag_values();
-	err = init_ext4_pageio();
+	err = ext4_init_pageio();
 	if (err)
 		return err;
-	err = init_ext4_system_zone();
+	err = ext4_init_system_zone();
 	if (err)
 		goto out5;
 	ext4_kset = kset_create_and_add("ext4", NULL, fs_kobj);
@@ -4788,11 +4788,11 @@ static int __init init_ext4_fs(void)
 
 	err = ext4_init_feat_adverts();
 
-	err = init_ext4_mballoc();
+	err = ext4_init_mballoc();
 	if (err)
 		goto out3;
 
-	err = init_ext4_xattr();
+	err = ext4_init_xattr();
 	if (err)
 		goto out2;
 	err = init_inodecache();
@@ -4812,37 +4812,37 @@ static int __init init_ext4_fs(void)
 	unregister_as_ext3();
 	destroy_inodecache();
 out1:
-	exit_ext4_xattr();
+	ext4_exit_xattr();
 out2:
-	exit_ext4_mballoc();
+	ext4_exit_mballoc();
 out3:
 	kfree(ext4_feat);
 	remove_proc_entry("fs/ext4", NULL);
 	kset_unregister(ext4_kset);
 out4:
-	exit_ext4_system_zone();
+	ext4_exit_system_zone();
 out5:
-	exit_ext4_pageio();
+	ext4_exit_pageio();
 	return err;
 }
 
-static void __exit exit_ext4_fs(void)
+static void __exit ext4_exit_fs(void)
 {
 	ext4_destroy_lazyinit_thread();
 	unregister_as_ext2();
 	unregister_as_ext3();
 	unregister_filesystem(&ext4_fs_type);
 	destroy_inodecache();
-	exit_ext4_xattr();
-	exit_ext4_mballoc();
+	ext4_exit_xattr();
+	ext4_exit_mballoc();
 	remove_proc_entry("fs/ext4", NULL);
 	kset_unregister(ext4_kset);
-	exit_ext4_system_zone();
-	exit_ext4_pageio();
+	ext4_exit_system_zone();
+	ext4_exit_pageio();
 }
 
 MODULE_AUTHOR("Remy Card, Stephen Tweedie, Andrew Morton, Andreas Dilger, Theodore Ts'o and others");
 MODULE_DESCRIPTION("Fourth Extended Filesystem");
 MODULE_LICENSE("GPL");
-module_init(init_ext4_fs)
-module_exit(exit_ext4_fs)
+module_init(ext4_init_fs)
+module_exit(ext4_exit_fs)

fs/ext4/xattr.c

@@ -1588,7 +1588,7 @@ static void ext4_xattr_rehash(struct ext4_xattr_header *header,
 #undef BLOCK_HASH_SHIFT
 
 int __init
-init_ext4_xattr(void)
+ext4_init_xattr(void)
 {
 	ext4_xattr_cache = mb_cache_create("ext4_xattr", 6);
 	if (!ext4_xattr_cache)
@@ -1597,7 +1597,7 @@ init_ext4_xattr(void)
 }
 
 void
-exit_ext4_xattr(void)
+ext4_exit_xattr(void)
 {
 	if (ext4_xattr_cache)
 		mb_cache_destroy(ext4_xattr_cache);

fs/ext4/xattr.h

@@ -83,8 +83,8 @@ extern void ext4_xattr_put_super(struct super_block *);
 extern int ext4_expand_extra_isize_ea(struct inode *inode, int new_extra_isize,
 			    struct ext4_inode *raw_inode, handle_t *handle);
 
-extern int init_ext4_xattr(void);
-extern void exit_ext4_xattr(void);
+extern int __init ext4_init_xattr(void);
+extern void ext4_exit_xattr(void);
 
 extern const struct xattr_handler *ext4_xattr_handlers[];
 
@@ -121,14 +121,14 @@ ext4_xattr_put_super(struct super_block *sb)
 {
 }
 
-static inline int
+static __init inline int
 init_ext4_xattr(void)
 {
 	return 0;
 }
 
 static inline void
-exit_ext4_xattr(void)
+ext4_exit_xattr(void)
 {
 }