[net-next-2.6.git] / include / linux / fs_struct.h

#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 */
Commit	Line	Data
1da177e4 LT	1	#ifndef _LINUX_FS_STRUCT_H
	2	#define _LINUX_FS_STRUCT_H
	3
6ac08c39	4	#include <linux/path.h>
1da177e4 LT	5
	6	struct fs_struct {
	7	atomic_t count;
	8	rwlock_t lock;
	9	int umask;
6ac08c39	10	struct path root, pwd, altroot;
1da177e4 LT	11	};
	12
	13	#define INIT_FS { \
	14	.count = ATOMIC_INIT(1), \
	15	.lock = RW_LOCK_UNLOCKED, \
	16	.umask = 0022, \
	17	}
	18
aa362a83 CL	19	extern struct kmem_cache *fs_cachep;
aa362a83 CL	20
1da177e4 LT	21	extern void exit_fs(struct task_struct *);
1da177e4 LT	22	extern void set_fs_altroot(void);
ac748a09 JB	23	extern void set_fs_root(struct fs_struct , struct path );
ac748a09 JB	24	extern void set_fs_pwd(struct fs_struct , struct path );
1da177e4 LT	25	extern struct fs_struct copy_fs_struct(struct fs_struct );
	26	extern void put_fs_struct(struct fs_struct *);
	27
	28	#endif /* _LINUX_FS_STRUCT_H */