locking.h File Reference

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Macros
#define	BTRFS_WRITE_LOCK   1
#define	BTRFS_READ_LOCK   2
#define	BTRFS_WRITE_LOCK_BLOCKING   3
#define	BTRFS_READ_LOCK_BLOCKING   4

Functions
void	btrfs_tree_lock (struct extent_buffer *eb)
void	btrfs_tree_unlock (struct extent_buffer *eb)
int	btrfs_try_spin_lock (struct extent_buffer *eb)
void	btrfs_tree_read_lock (struct extent_buffer *eb)
void	btrfs_tree_read_unlock (struct extent_buffer *eb)
void	btrfs_tree_read_unlock_blocking (struct extent_buffer *eb)
void	btrfs_set_lock_blocking_rw (struct extent_buffer *eb, int rw)
void	btrfs_clear_lock_blocking_rw (struct extent_buffer *eb, int rw)
void	btrfs_assert_tree_locked (struct extent_buffer *eb)
int	btrfs_try_tree_read_lock (struct extent_buffer *eb)
int	btrfs_try_tree_write_lock (struct extent_buffer *eb)

Macro Definition Documentation

#define BTRFS_READ_LOCK   2

Definition at line 23 of file locking.h.

#define BTRFS_READ_LOCK_BLOCKING   4

Definition at line 25 of file locking.h.

#define BTRFS_WRITE_LOCK   1

Definition at line 22 of file locking.h.

#define BTRFS_WRITE_LOCK_BLOCKING   3

Definition at line 24 of file locking.h.

Function Documentation

void btrfs_assert_tree_locked

(

struct extent_buffer *

eb

)

Definition at line 263 of file locking.c.

void btrfs_clear_lock_blocking_rw	(	struct extent_buffer *	eb,
		int	rw
	)

Definition at line 66 of file locking.c.

void btrfs_set_lock_blocking_rw	(	struct extent_buffer *	eb,
		int	rw
	)

Definition at line 34 of file locking.c.

void btrfs_tree_lock

(

struct extent_buffer *

eb

)

Definition at line 214 of file locking.c.

void btrfs_tree_read_lock

(

struct extent_buffer *

eb

)

Definition at line 99 of file locking.c.

void btrfs_tree_read_unlock

(

struct extent_buffer *

eb

)

Definition at line 170 of file locking.c.

void btrfs_tree_read_unlock_blocking

(

struct extent_buffer *

eb

)

Definition at line 191 of file locking.c.

void btrfs_tree_unlock

(

struct extent_buffer *

eb

)

Definition at line 241 of file locking.c.

int btrfs_try_spin_lock

(

struct extent_buffer *

eb

)

int btrfs_try_tree_read_lock

(

struct extent_buffer *

eb

)

Definition at line 131 of file locking.c.

int btrfs_try_tree_write_lock

(

struct extent_buffer *

eb

)

Definition at line 150 of file locking.c.