| #ifndef __BACKPORT_SEQ_FILE_H |
| #define __BACKPORT_SEQ_FILE_H |
| #include_next <linux/seq_file.h> |
| #include <linux/version.h> |
| |
| #if LINUX_VERSION_CODE < KERNEL_VERSION(3,7,0) |
| #include <linux/user_namespace.h> |
| #include <linux/file.h> |
| #include <linux/fs.h> |
| #ifdef CONFIG_USER_NS |
| static inline struct user_namespace *seq_user_ns(struct seq_file *seq) |
| { |
| struct file *f = container_of((void *) seq, struct file, private_data); |
| |
| return f->f_cred->user_ns; |
| } |
| #else |
| static inline struct user_namespace *seq_user_ns(struct seq_file *seq) |
| { |
| extern struct user_namespace init_user_ns; |
| return &init_user_ns; |
| } |
| #endif /* CONFIG_USER_NS */ |
| #endif /* < 3.7 */ |
| |
| #endif /* __BACKPORT_SEQ_FILE_H */ |
