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fs/ntfs3: Factor out ntfs_{create/remove}_proc_root()

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Introduce ntfs_create_proc_root()/ntfs_remove_proc_root() for
create/remove "/proc/fs/ntfs3".

Signed-off-by: Ye Bin <yebin10@huawei.com>
Signed-off-by: Konstantin Komarov <almaz.alexandrovich@paragon-software.com>
This commit is contained in:
Ye Bin 2024-10-11 15:40:24 +08:00 committed by Konstantin Komarov
parent e2d74c47a3
commit c5a3962953
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GPG Key ID: A9B0331F832407B6
1 changed files with 17 additions and 9 deletions
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26
fs/ntfs3/super.c
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@ -586,9 +586,24 @@ static void ntfs_remove_procdir(struct super_block *sb)
remove_proc_entry(sb->s_id, proc_info_root);
sbi->procdir = NULL;
}
static void ntfs_create_proc_root(void)
{
proc_info_root = proc_mkdir("fs/ntfs3", NULL);
}
static void ntfs_remove_proc_root(void)
{
if (proc_info_root) {
remove_proc_entry("fs/ntfs3", NULL);
proc_info_root = NULL;
}
}
#else
static void ntfs_create_procdir(struct super_block *sb) {}
static void ntfs_remove_procdir(struct super_block *sb) {}
static void ntfs_create_proc_root(void) {}
static void ntfs_remove_proc_root(void) {}
#endif
static struct kmem_cache *ntfs_inode_cachep;
@ -1866,10 +1881,7 @@ static int __init init_ntfs_fs(void)
if (IS_ENABLED(CONFIG_NTFS3_LZX_XPRESS))
pr_info("ntfs3: Read-only LZX/Xpress compression included\n");
#ifdef CONFIG_PROC_FS
/* Create "/proc/fs/ntfs3" */
proc_info_root = proc_mkdir("fs/ntfs3", NULL);
#endif
ntfs_create_proc_root();
err = ntfs3_init_bitmap();
if (err)
@ -1903,11 +1915,7 @@ static void __exit exit_ntfs_fs(void)
unregister_filesystem(&ntfs_fs_type);
unregister_as_ntfs_legacy();
ntfs3_exit_bitmap();
#ifdef CONFIG_PROC_FS
if (proc_info_root)
remove_proc_entry("fs/ntfs3", NULL);
#endif
ntfs_remove_proc_root();
}
MODULE_LICENSE("GPL");