#include <linux/time.h>
#include "reiserfs.h"
#include <linux/errno.h>
#include <linux/buffer_head.h>
#include <linux/kernel.h>
#include <linux/pagemap.h>
#include <linux/vmalloc.h>
#include <linux/quotaops.h>
#include <linux/seq_file.h>

Macros
#define	PREALLOCATION_SIZE 9

#define	SB_ALLOC_OPTS(s) (REISERFS_SB(s)->s_alloc_options.bits)

#define	_ALLOC_concentrating_formatted_nodes 0

#define	_ALLOC_displacing_large_files 1

#define	_ALLOC_displacing_new_packing_localities 2

#define	_ALLOC_old_hashed_relocation 3

#define	_ALLOC_new_hashed_relocation 4

#define	_ALLOC_skip_busy 5

#define	_ALLOC_displace_based_on_dirid 6

#define	_ALLOC_hashed_formatted_nodes 7

#define	_ALLOC_old_way 8

#define	_ALLOC_hundredth_slices 9

#define	_ALLOC_dirid_groups 10

#define	_ALLOC_oid_groups 11

#define	_ALLOC_packing_groups 12

#define	concentrating_formatted_nodes(s) test_bit(_ALLOC_concentrating_formatted_nodes, &SB_ALLOC_OPTS(s))

#define	displacing_large_files(s) test_bit(_ALLOC_displacing_large_files, &SB_ALLOC_OPTS(s))

#define	displacing_new_packing_localities(s) test_bit(_ALLOC_displacing_new_packing_localities, &SB_ALLOC_OPTS(s))

#define	SET_OPTION(optname)

#define	TEST_OPTION(optname, s) test_bit(_ALLOC_ ## optname , &SB_ALLOC_OPTS(s))

Functions
int	is_reusable (struct super_block *s, b_blocknr_t block, int bit_value)

__le32	reiserfs_choose_packing (struct inode *dir)

void	reiserfs_free_block (struct reiserfs_transaction_handle th, struct inode inode, b_blocknr_t block, int for_unformatted)

void	reiserfs_discard_prealloc (struct reiserfs_transaction_handle th, struct inode inode)

void	reiserfs_discard_all_prealloc (struct reiserfs_transaction_handle *th)

void	reiserfs_init_alloc_options (struct super_block *s)

int	reiserfs_parse_alloc_options (struct super_block s, char options)

void	show_alloc_options (struct seq_file seq, struct super_block s)

int	reiserfs_allocate_blocknrs (reiserfs_blocknr_hint_t hint, b_blocknr_t new_blocknrs, int amount_needed, int reserved_by_us)

void	reiserfs_cache_bitmap_metadata (struct super_block sb, struct buffer_head bh, struct reiserfs_bitmap_info *info)

struct buffer_head *	reiserfs_read_bitmap_block (struct super_block *sb, unsigned int bitmap)

int	reiserfs_init_bitmap_cache (struct super_block *sb)

void	reiserfs_free_bitmap_cache (struct super_block *sb)

Macro Definition Documentation

#define _ALLOC_concentrating_formatted_nodes 0

Definition at line 22 of file bitmap.c.

#define _ALLOC_dirid_groups 10

Definition at line 32 of file bitmap.c.

#define _ALLOC_displace_based_on_dirid 6

Definition at line 28 of file bitmap.c.

#define _ALLOC_displacing_large_files 1

Definition at line 23 of file bitmap.c.

#define _ALLOC_displacing_new_packing_localities 2

Definition at line 24 of file bitmap.c.

#define _ALLOC_hashed_formatted_nodes 7

Definition at line 29 of file bitmap.c.

#define _ALLOC_hundredth_slices 9

Definition at line 31 of file bitmap.c.

#define _ALLOC_new_hashed_relocation 4

Definition at line 26 of file bitmap.c.

#define _ALLOC_oid_groups 11

Definition at line 33 of file bitmap.c.

#define _ALLOC_old_hashed_relocation 3

Definition at line 25 of file bitmap.c.

#define _ALLOC_old_way 8

Definition at line 30 of file bitmap.c.

#define _ALLOC_packing_groups 12

Definition at line 34 of file bitmap.c.

#define _ALLOC_skip_busy 5

Definition at line 27 of file bitmap.c.

#define concentrating_formatted_nodes ( s ) test_bit(_ALLOC_concentrating_formatted_nodes, &SB_ALLOC_OPTS(s))

Definition at line 36 of file bitmap.c.

#define displacing_large_files ( s ) test_bit(_ALLOC_displacing_large_files, &SB_ALLOC_OPTS(s))

Definition at line 37 of file bitmap.c.

#define displacing_new_packing_localities ( s ) test_bit(_ALLOC_displacing_new_packing_localities, &SB_ALLOC_OPTS(s))

Definition at line 38 of file bitmap.c.

#define PREALLOCATION_SIZE 9

Definition at line 16 of file bitmap.c.

#define SB_ALLOC_OPTS ( s ) (REISERFS_SB(s)->s_alloc_options.bits)

Definition at line 20 of file bitmap.c.

#define SET_OPTION ( optname )

Value:

do { \
    reiserfs_info(s, "block allocator option \"%s\" is set", #optname); \
    set_bit(_ALLOC_ ## optname , &SB_ALLOC_OPTS(s)); \
    } while(0)

Definition at line 40 of file bitmap.c.

#define TEST_OPTION	(	optname,
		s
	)	test_bit(_ALLOC_ ## optname , &SB_ALLOC_OPTS(s))

Definition at line 45 of file bitmap.c.

Function Documentation

int is_reusable	(	struct super_block *	s,
		b_blocknr_t	block,
		int	bit_value
	)

Definition at line 60 of file bitmap.c.

int reiserfs_allocate_blocknrs	(	reiserfs_blocknr_hint_t *	hint,
		b_blocknr_t *	new_blocknrs,
		int	amount_needed,
		int	reserved_by_us
	)

Definition at line 1252 of file bitmap.c.

void reiserfs_cache_bitmap_metadata	(	struct super_block *	sb,
		struct buffer_head *	bh,
		struct reiserfs_bitmap_info *	info
	)

Definition at line 1300 of file bitmap.c.

__le32 reiserfs_choose_packing ( struct inode * dir )

Definition at line 290 of file bitmap.c.

void reiserfs_discard_all_prealloc ( struct reiserfs_transaction_handle * th )

Definition at line 499 of file bitmap.c.

void reiserfs_discard_prealloc	(	struct reiserfs_transaction_handle *	th,
		struct inode *	inode
	)

Definition at line 490 of file bitmap.c.

void reiserfs_free_bitmap_cache ( struct super_block * sb )

Definition at line 1374 of file bitmap.c.

void reiserfs_free_block	(	struct reiserfs_transaction_handle *	th,
		struct inode *	inode,
		b_blocknr_t	block,
		int	for_unformatted
	)

Definition at line 430 of file bitmap.c.

void reiserfs_init_alloc_options ( struct super_block * s )

Definition at line 520 of file bitmap.c.

int reiserfs_init_bitmap_cache ( struct super_block * sb )

Definition at line 1358 of file bitmap.c.

int reiserfs_parse_alloc_options	(	struct super_block *	s,
		char *	options
	)

Definition at line 528 of file bitmap.c.

struct buffer_head* reiserfs_read_bitmap_block	(	struct super_block *	sb,
		unsigned int	bitmap
	)

read

Definition at line 1322 of file bitmap.c.

void show_alloc_options	(	struct seq_file *	seq,
		struct super_block *	s
	)

Definition at line 644 of file bitmap.c.

Macros

Functions

Macro Definition Documentation

Function Documentation