diff options
Diffstat (limited to 'fs/kernfs/kernfs-internal.h')
| -rw-r--r-- | fs/kernfs/kernfs-internal.h | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/fs/kernfs/kernfs-internal.h b/fs/kernfs/kernfs-internal.h index c2ae58f3b202..f9cc912c31e1 100644 --- a/fs/kernfs/kernfs-internal.h +++ b/fs/kernfs/kernfs-internal.h @@ -13,6 +13,7 @@ #include <linux/lockdep.h> #include <linux/fs.h> #include <linux/mutex.h> +#include <linux/rwsem.h> #include <linux/xattr.h> #include <linux/kernfs.h> @@ -69,7 +70,7 @@ struct kernfs_super_info { */ const void *ns; - /* anchored at kernfs_root->supers, protected by kernfs_mutex */ + /* anchored at kernfs_root->supers, protected by kernfs_rwsem */ struct list_head node; }; #define kernfs_info(SB) ((struct kernfs_super_info *)(SB->s_fs_info)) @@ -121,7 +122,7 @@ int __kernfs_setattr(struct kernfs_node *kn, const struct iattr *iattr); /* * dir.c */ -extern struct mutex kernfs_mutex; +extern struct rw_semaphore kernfs_rwsem; extern const struct dentry_operations kernfs_dops; extern const struct file_operations kernfs_dir_fops; extern const struct inode_operations kernfs_dir_iops; |