diff options
Diffstat (limited to 'fs/sysfs/sysfs.h')
| -rw-r--r-- | fs/sysfs/sysfs.h | 17 |
1 files changed, 10 insertions, 7 deletions
diff --git a/fs/sysfs/sysfs.h b/fs/sysfs/sysfs.h index cdd9377a6e0..30f5a44fb5d 100644 --- a/fs/sysfs/sysfs.h +++ b/fs/sysfs/sysfs.h @@ -66,8 +66,8 @@ struct sysfs_dirent { }; unsigned int s_flags; + unsigned short s_mode; ino_t s_ino; - umode_t s_mode; struct sysfs_inode_attrs *s_iattr; }; @@ -79,6 +79,7 @@ struct sysfs_dirent { #define SYSFS_KOBJ_BIN_ATTR 0x0004 #define SYSFS_KOBJ_LINK 0x0008 #define SYSFS_COPY_NAME (SYSFS_DIR | SYSFS_KOBJ_LINK) +#define SYSFS_ACTIVE_REF (SYSFS_KOBJ_ATTR | SYSFS_KOBJ_BIN_ATTR) #define SYSFS_FLAG_MASK ~SYSFS_TYPE_MASK #define SYSFS_FLAG_REMOVED 0x0200 @@ -91,9 +92,12 @@ static inline unsigned int sysfs_type(struct sysfs_dirent *sd) #ifdef CONFIG_DEBUG_LOCK_ALLOC #define sysfs_dirent_init_lockdep(sd) \ do { \ - static struct lock_class_key __key; \ + struct attribute *attr = sd->s_attr.attr; \ + struct lock_class_key *key = attr->key; \ + if (!key) \ + key = &attr->skey; \ \ - lockdep_init_map(&sd->dep_map, "s_active", &__key, 0); \ + lockdep_init_map(&sd->dep_map, "s_active", key, 0); \ } while(0) #else #define sysfs_dirent_init_lockdep(sd) do {} while(0) @@ -111,7 +115,6 @@ struct sysfs_addrm_cxt { * mount.c */ extern struct sysfs_dirent sysfs_root; -extern struct super_block *sysfs_sb; extern struct kmem_cache *sysfs_dir_cachep; /* @@ -124,8 +127,8 @@ extern const struct file_operations sysfs_dir_operations; extern const struct inode_operations sysfs_dir_inode_operations; struct dentry *sysfs_get_dentry(struct sysfs_dirent *sd); -struct sysfs_dirent *sysfs_get_active_two(struct sysfs_dirent *sd); -void sysfs_put_active_two(struct sysfs_dirent *sd); +struct sysfs_dirent *sysfs_get_active(struct sysfs_dirent *sd); +void sysfs_put_active(struct sysfs_dirent *sd); void sysfs_addrm_start(struct sysfs_addrm_cxt *acxt, struct sysfs_dirent *parent_sd); int __sysfs_add_one(struct sysfs_addrm_cxt *acxt, struct sysfs_dirent *sd); @@ -168,7 +171,7 @@ static inline void __sysfs_put(struct sysfs_dirent *sd) /* * inode.c */ -struct inode *sysfs_get_inode(struct sysfs_dirent *sd); +struct inode *sysfs_get_inode(struct super_block *sb, struct sysfs_dirent *sd); void sysfs_delete_inode(struct inode *inode); int sysfs_sd_setattr(struct sysfs_dirent *sd, struct iattr *iattr); int sysfs_permission(struct inode *inode, int mask); |