linux-sg2042/include/linux/fs_struct.h

29 lines
660 B
C

#ifndef _LINUX_FS_STRUCT_H
#define _LINUX_FS_STRUCT_H
#include <linux/path.h>
struct fs_struct {
atomic_t count;
rwlock_t lock;
int umask;
struct path root, pwd, altroot;
};
#define INIT_FS { \
.count = ATOMIC_INIT(1), \
.lock = RW_LOCK_UNLOCKED, \
.umask = 0022, \
}
extern struct kmem_cache *fs_cachep;
extern void exit_fs(struct task_struct *);
extern void set_fs_altroot(void);
extern void set_fs_root(struct fs_struct *, struct path *);
extern void set_fs_pwd(struct fs_struct *, struct path *);
extern struct fs_struct *copy_fs_struct(struct fs_struct *);
extern void put_fs_struct(struct fs_struct *);
#endif /* _LINUX_FS_STRUCT_H */