fix_node.c File Reference

#include <linux/time.h>
#include <linux/slab.h>
#include <linux/string.h>
#include "reiserfs.h"
#include <linux/buffer_head.h>

Go to the source code of this file.

Macros
#define	SET_PAR_SHIFT_LEFT
#define	SET_PAR_SHIFT_RIGHT
#define	LEFT_PARENTS   'l'
#define	RIGHT_PARENTS   'r'
#define	FLOW   1
#define	NO_FLOW   0 /* do not any splitting */
#define	NOTHING_SHIFT_NO_FLOW   0
#define	NOTHING_SHIFT_FLOW   5
#define	LEFT_SHIFT_NO_FLOW   10
#define	LEFT_SHIFT_FLOW   15
#define	RIGHT_SHIFT_NO_FLOW   20
#define	RIGHT_SHIFT_FLOW   25
#define	LR_SHIFT_NO_FLOW   30
#define	LR_SHIFT_FLOW   35
#define	MIN_NAME_LEN   1

Functions
int	fix_nodes (int op_mode, struct tree_balance *tb, struct item_head *ins_ih, const void *data)
void	unfix_nodes (struct tree_balance *tb)

Macro Definition Documentation

#define FLOW   1

#define LEFT_PARENTS   'l'

Definition at line 938 of file fix_node.c.

#define LEFT_SHIFT_FLOW   15

#define LEFT_SHIFT_NO_FLOW   10

#define LR_SHIFT_FLOW   35

#define LR_SHIFT_NO_FLOW   30

#define MIN_NAME_LEN   1

#define NO_FLOW   0 /* do not any splitting */

#define NOTHING_SHIFT_FLOW   5

#define NOTHING_SHIFT_NO_FLOW   0

#define RIGHT_PARENTS   'r'

Definition at line 939 of file fix_node.c.

#define RIGHT_SHIFT_FLOW   25

#define RIGHT_SHIFT_NO_FLOW   20

#define SET_PAR_SHIFT_LEFT

Value:

if (h)\
{\
   int to_l;\
   \
   to_l = (MAX_NR_KEY(Sh)+1 - lpar + vn->vn_nr_item + 1) / 2 -\
          (MAX_NR_KEY(Sh) + 1 - lpar);\
          \
          set_parameters (tb, h, to_l, 0, lnver, NULL, -1, -1);\
}\
else \
{\
   if (lset==LEFT_SHIFT_FLOW)\
     set_parameters (tb, h, lpar, 0, lnver, snum012+lset,\
             tb->lbytes, -1);\
   else\
     set_parameters (tb, h, lpar - (tb->lbytes!=-1), 0, lnver, snum012+lset,\
             -1, -1);\
}

Definition at line 711 of file fix_node.c.

#define SET_PAR_SHIFT_RIGHT

Value:

if (h)\
{\
   int to_r;\
   \
   to_r = (MAX_NR_KEY(Sh)+1 - rpar + vn->vn_nr_item + 1) / 2 - (MAX_NR_KEY(Sh) + 1 - rpar);\
   \
   set_parameters (tb, h, 0, to_r, rnver, NULL, -1, -1);\
}\
else \
{\
   if (rset==RIGHT_SHIFT_FLOW)\
     set_parameters (tb, h, 0, rpar, rnver, snum012+rset,\
          -1, tb->rbytes);\
   else\
     set_parameters (tb, h, 0, rpar - (tb->rbytes!=-1), rnver, snum012+rset,\
          -1, -1);\
}

Definition at line 731 of file fix_node.c.

Function Documentation

int fix_nodes	(	int	op_mode,
		struct tree_balance *	tb,
		struct item_head *	ins_ih,
		const void *	data
	)

Definition at line 2330 of file fix_node.c.

void unfix_nodes

(

struct tree_balance *

tb

)

Definition at line 2551 of file fix_node.c.