diff options
| -rw-r--r-- | fs/f2fs/debug.c | 27 | ||||
| -rw-r--r-- | fs/f2fs/f2fs.h | 6 | ||||
| -rw-r--r-- | fs/f2fs/super.c | 7 |
3 files changed, 19 insertions, 21 deletions
diff --git a/fs/f2fs/debug.c b/fs/f2fs/debug.c index 73f034a94182..c8c37307b326 100644 --- a/fs/f2fs/debug.c +++ b/fs/f2fs/debug.c @@ -300,7 +300,7 @@ static const struct file_operations stat_fops = { .release = single_release, }; -static int init_stats(struct f2fs_sb_info *sbi) +int f2fs_build_stats(struct f2fs_sb_info *sbi) { struct f2fs_super_block *raw_super = F2FS_RAW_SUPER(sbi); struct f2fs_stat_info *si; @@ -327,21 +327,6 @@ static int init_stats(struct f2fs_sb_info *sbi) return 0; } -int f2fs_build_stats(struct f2fs_sb_info *sbi) -{ - int retval; - - retval = init_stats(sbi); - if (retval) - return retval; - - if (!debugfs_root) - debugfs_root = debugfs_create_dir("f2fs", NULL); - - debugfs_create_file("status", S_IRUGO, debugfs_root, NULL, &stat_fops); - return 0; -} - void f2fs_destroy_stats(struct f2fs_sb_info *sbi) { struct f2fs_stat_info *si = sbi->stat_info; @@ -353,7 +338,15 @@ void f2fs_destroy_stats(struct f2fs_sb_info *sbi) kfree(sbi->stat_info); } -void destroy_root_stats(void) +void __init f2fs_create_root_stats(void) +{ + debugfs_root = debugfs_create_dir("f2fs", NULL); + if (debugfs_root) + debugfs_create_file("status", S_IRUGO, debugfs_root, + NULL, &stat_fops); +} + +void f2fs_destroy_root_stats(void) { debugfs_remove_recursive(debugfs_root); debugfs_root = NULL; diff --git a/fs/f2fs/f2fs.h b/fs/f2fs/f2fs.h index 285e43d602f3..976325d51e3d 100644 --- a/fs/f2fs/f2fs.h +++ b/fs/f2fs/f2fs.h @@ -1060,7 +1060,8 @@ struct f2fs_stat_info { int f2fs_build_stats(struct f2fs_sb_info *); void f2fs_destroy_stats(struct f2fs_sb_info *); -void destroy_root_stats(void); +void f2fs_create_root_stats(void); +void f2fs_destroy_root_stats(void); #else #define stat_inc_call_count(si) #define stat_inc_seg_count(si, type) @@ -1070,7 +1071,8 @@ void destroy_root_stats(void); static inline int f2fs_build_stats(struct f2fs_sb_info *sbi) { return 0; } static inline void f2fs_destroy_stats(struct f2fs_sb_info *sbi) { } -static inline void destroy_root_stats(void) { } +static inline void f2fs_create_root_stats(void) { } +static inline void f2fs_destroy_root_stats(void) { } #endif extern const struct file_operations f2fs_dir_operations; diff --git a/fs/f2fs/super.c b/fs/f2fs/super.c index ac127fde8e11..d551a724b736 100644 --- a/fs/f2fs/super.c +++ b/fs/f2fs/super.c @@ -675,14 +675,17 @@ static int __init init_f2fs_fs(void) err = create_checkpoint_caches(); if (err) goto fail; - return register_filesystem(&f2fs_fs_type); + err = register_filesystem(&f2fs_fs_type); + if (err) + goto fail; + f2fs_create_root_stats(); fail: return err; } static void __exit exit_f2fs_fs(void) { - destroy_root_stats(); + f2fs_destroy_root_stats(); unregister_filesystem(&f2fs_fs_type); destroy_checkpoint_caches(); destroy_gc_caches(); |