diff options
Diffstat (limited to 'include/linux/backing-dev.h')
-rw-r--r-- | include/linux/backing-dev.h | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/include/linux/backing-dev.h b/include/linux/backing-dev.h index 9cc11e5b97ca..e9d7373f5f93 100644 --- a/include/linux/backing-dev.h +++ b/include/linux/backing-dev.h @@ -393,6 +393,12 @@ static inline struct bdi_writeback *inode_to_wb(struct inode *inode) return inode->i_wb; } +static inline struct cgroup_subsys_state * +inode_to_wb_blkcg_css(struct inode *inode) +{ + return inode_to_wb(inode)->blkcg_css; +} + struct wb_iter { int start_blkcg_id; struct radix_tree_iter tree_iter; @@ -510,6 +516,12 @@ static inline void wb_blkcg_offline(struct blkcg *blkcg) { } +static inline struct cgroup_subsys_state * +inode_to_wb_blkcg_css(struct inode *inode) +{ + return blkcg_root_css; +} + struct wb_iter { int next_id; }; |