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[people/pmueller/ipfire-2.x.git] / src / patches / suse-2.6.27.31 / patches.suse / reiserfs-rename-p_s_tb.diff
diff --git a/src/patches/suse-2.6.27.31/patches.suse/reiserfs-rename-p_s_tb.diff b/src/patches/suse-2.6.27.31/patches.suse/reiserfs-rename-p_s_tb.diff
new file mode 100644 (file)
index 0000000..c6b420e
--- /dev/null
@@ -0,0 +1,1040 @@
+From: Jeff Mahoney <jeffm@suse.com>
+Subject: reiserfs: rename p_s_tb to tb
+
+ This patch is a simple s/p_s_tb/tb/g to the reiserfs code. This is the fourth
+ in a series of patches to rip out some of the awful variable naming in
+ reiserfs.
+
+Signed-off-by: Jeff Mahoney <jeffm@suse.com>
+
+---
+
+ fs/reiserfs/fix_node.c      |  482 ++++++++++++++++++++++----------------------
+ fs/reiserfs/stree.c         |   21 +
+ include/linux/reiserfs_fs.h |    2 
+ 3 files changed, 254 insertions(+), 251 deletions(-)
+
+--- a/fs/reiserfs/fix_node.c
++++ b/fs/reiserfs/fix_node.c
+@@ -749,26 +749,26 @@ else \
+                 -1, -1);\
+ }
+-static void free_buffers_in_tb(struct tree_balance *p_s_tb)
++static void free_buffers_in_tb(struct tree_balance *tb)
+ {
+       int n_counter;
+-      pathrelse(p_s_tb->tb_path);
++      pathrelse(tb->tb_path);
+       for (n_counter = 0; n_counter < MAX_HEIGHT; n_counter++) {
+-              brelse(p_s_tb->L[n_counter]);
+-              brelse(p_s_tb->R[n_counter]);
+-              brelse(p_s_tb->FL[n_counter]);
+-              brelse(p_s_tb->FR[n_counter]);
+-              brelse(p_s_tb->CFL[n_counter]);
+-              brelse(p_s_tb->CFR[n_counter]);
+-
+-              p_s_tb->L[n_counter] = NULL;
+-              p_s_tb->R[n_counter] = NULL;
+-              p_s_tb->FL[n_counter] = NULL;
+-              p_s_tb->FR[n_counter] = NULL;
+-              p_s_tb->CFL[n_counter] = NULL;
+-              p_s_tb->CFR[n_counter] = NULL;
++              brelse(tb->L[n_counter]);
++              brelse(tb->R[n_counter]);
++              brelse(tb->FL[n_counter]);
++              brelse(tb->FR[n_counter]);
++              brelse(tb->CFL[n_counter]);
++              brelse(tb->CFR[n_counter]);
++
++              tb->L[n_counter] = NULL;
++              tb->R[n_counter] = NULL;
++              tb->FL[n_counter] = NULL;
++              tb->FR[n_counter] = NULL;
++              tb->CFL[n_counter] = NULL;
++              tb->CFR[n_counter] = NULL;
+       }
+ }
+@@ -778,14 +778,14 @@ static void free_buffers_in_tb(struct tr
+  *            NO_DISK_SPACE - no disk space.
+  */
+ /* The function is NOT SCHEDULE-SAFE! */
+-static int get_empty_nodes(struct tree_balance *p_s_tb, int n_h)
++static int get_empty_nodes(struct tree_balance *tb, int n_h)
+ {
+       struct buffer_head *p_s_new_bh,
+-          *p_s_Sh = PATH_H_PBUFFER(p_s_tb->tb_path, n_h);
++          *p_s_Sh = PATH_H_PBUFFER(tb->tb_path, n_h);
+       b_blocknr_t *p_n_blocknr, a_n_blocknrs[MAX_AMOUNT_NEEDED] = { 0, };
+       int n_counter, n_number_of_freeblk, n_amount_needed,    /* number of needed empty blocks */
+        n_retval = CARRY_ON;
+-      struct super_block *sb = p_s_tb->tb_sb;
++      struct super_block *sb = tb->tb_sb;
+       /* number_of_freeblk is the number of empty blocks which have been
+          acquired for use by the balancing algorithm minus the number of
+@@ -803,15 +803,15 @@ static int get_empty_nodes(struct tree_b
+          the analysis or 0 if not restarted, then subtract the amount needed
+          by all of the levels of the tree below n_h. */
+       /* blknum includes S[n_h], so we subtract 1 in this calculation */
+-      for (n_counter = 0, n_number_of_freeblk = p_s_tb->cur_blknum;
++      for (n_counter = 0, n_number_of_freeblk = tb->cur_blknum;
+            n_counter < n_h; n_counter++)
+               n_number_of_freeblk -=
+-                  (p_s_tb->blknum[n_counter]) ? (p_s_tb->blknum[n_counter] -
++                  (tb->blknum[n_counter]) ? (tb->blknum[n_counter] -
+                                                  1) : 0;
+       /* Allocate missing empty blocks. */
+       /* if p_s_Sh == 0  then we are getting a new root */
+-      n_amount_needed = (p_s_Sh) ? (p_s_tb->blknum[n_h] - 1) : 1;
++      n_amount_needed = (p_s_Sh) ? (tb->blknum[n_h] - 1) : 1;
+       /*  Amount_needed = the amount that we need more than the amount that we have. */
+       if (n_amount_needed > n_number_of_freeblk)
+               n_amount_needed -= n_number_of_freeblk;
+@@ -819,7 +819,7 @@ static int get_empty_nodes(struct tree_b
+               return CARRY_ON;
+       /* No need to check quota - is not allocated for blocks used for formatted nodes */
+-      if (reiserfs_new_form_blocknrs(p_s_tb, a_n_blocknrs,
++      if (reiserfs_new_form_blocknrs(tb, a_n_blocknrs,
+                                      n_amount_needed) == NO_DISK_SPACE)
+               return NO_DISK_SPACE;
+@@ -838,14 +838,14 @@ static int get_empty_nodes(struct tree_b
+                      p_s_new_bh);
+               /* Put empty buffers into the array. */
+-              RFALSE(p_s_tb->FEB[p_s_tb->cur_blknum],
++              RFALSE(tb->FEB[tb->cur_blknum],
+                      "PAP-8141: busy slot for new buffer");
+               set_buffer_journal_new(p_s_new_bh);
+-              p_s_tb->FEB[p_s_tb->cur_blknum++] = p_s_new_bh;
++              tb->FEB[tb->cur_blknum++] = p_s_new_bh;
+       }
+-      if (n_retval == CARRY_ON && FILESYSTEM_CHANGED_TB(p_s_tb))
++      if (n_retval == CARRY_ON && FILESYSTEM_CHANGED_TB(tb))
+               n_retval = REPEAT_SEARCH;
+       return n_retval;
+@@ -896,33 +896,34 @@ static int get_rfree(struct tree_balance
+ }
+ /* Check whether left neighbor is in memory. */
+-static int is_left_neighbor_in_cache(struct tree_balance *p_s_tb, int n_h)
++static int is_left_neighbor_in_cache(struct tree_balance *tb, int n_h)
+ {
+       struct buffer_head *p_s_father, *left;
+-      struct super_block *sb = p_s_tb->tb_sb;
++      struct super_block *sb = tb->tb_sb;
+       b_blocknr_t n_left_neighbor_blocknr;
+       int n_left_neighbor_position;
+-      if (!p_s_tb->FL[n_h])   /* Father of the left neighbor does not exist. */
++      /* Father of the left neighbor does not exist. */
++      if (!tb->FL[n_h])
+               return 0;
+       /* Calculate father of the node to be balanced. */
+-      p_s_father = PATH_H_PBUFFER(p_s_tb->tb_path, n_h + 1);
++      p_s_father = PATH_H_PBUFFER(tb->tb_path, n_h + 1);
+       RFALSE(!p_s_father ||
+              !B_IS_IN_TREE(p_s_father) ||
+-             !B_IS_IN_TREE(p_s_tb->FL[n_h]) ||
++             !B_IS_IN_TREE(tb->FL[n_h]) ||
+              !buffer_uptodate(p_s_father) ||
+-             !buffer_uptodate(p_s_tb->FL[n_h]),
++             !buffer_uptodate(tb->FL[n_h]),
+              "vs-8165: F[h] (%b) or FL[h] (%b) is invalid",
+-             p_s_father, p_s_tb->FL[n_h]);
++             p_s_father, tb->FL[n_h]);
+       /* Get position of the pointer to the left neighbor into the left father. */
+-      n_left_neighbor_position = (p_s_father == p_s_tb->FL[n_h]) ?
+-          p_s_tb->lkey[n_h] : B_NR_ITEMS(p_s_tb->FL[n_h]);
++      n_left_neighbor_position = (p_s_father == tb->FL[n_h]) ?
++          tb->lkey[n_h] : B_NR_ITEMS(tb->FL[n_h]);
+       /* Get left neighbor block number. */
+       n_left_neighbor_blocknr =
+-          B_N_CHILD_NUM(p_s_tb->FL[n_h], n_left_neighbor_position);
++          B_N_CHILD_NUM(tb->FL[n_h], n_left_neighbor_position);
+       /* Look for the left neighbor in the cache. */
+       if ((left = sb_find_get_block(sb, n_left_neighbor_blocknr))) {
+@@ -953,14 +954,14 @@ static void decrement_key(struct cpu_key
+               SCHEDULE_OCCURRED - schedule occurred while the function worked;
+  *            CARRY_ON         - schedule didn't occur while the function worked;
+  */
+-static int get_far_parent(struct tree_balance *p_s_tb,
++static int get_far_parent(struct tree_balance *tb,
+                         int n_h,
+                         struct buffer_head **pp_s_father,
+                         struct buffer_head **pp_s_com_father, char c_lr_par)
+ {
+       struct buffer_head *p_s_parent;
+       INITIALIZE_PATH(s_path_to_neighbor_father);
+-      struct treepath *p_s_path = p_s_tb->tb_path;
++      struct treepath *p_s_path = tb->tb_path;
+       struct cpu_key s_lr_father_key;
+       int n_counter,
+           n_position = INT_MAX,
+@@ -1005,9 +1006,9 @@ static int get_far_parent(struct tree_ba
+       if (n_counter == FIRST_PATH_ELEMENT_OFFSET) {
+               /* Check whether first buffer in the path is the root of the tree. */
+               if (PATH_OFFSET_PBUFFER
+-                  (p_s_tb->tb_path,
++                  (tb->tb_path,
+                    FIRST_PATH_ELEMENT_OFFSET)->b_blocknr ==
+-                  SB_ROOT_BLOCK(p_s_tb->tb_sb)) {
++                  SB_ROOT_BLOCK(tb->tb_sb)) {
+                       *pp_s_father = *pp_s_com_father = NULL;
+                       return CARRY_ON;
+               }
+@@ -1022,7 +1023,7 @@ static int get_far_parent(struct tree_ba
+       if (buffer_locked(*pp_s_com_father)) {
+               __wait_on_buffer(*pp_s_com_father);
+-              if (FILESYSTEM_CHANGED_TB(p_s_tb)) {
++              if (FILESYSTEM_CHANGED_TB(tb)) {
+                       brelse(*pp_s_com_father);
+                       return REPEAT_SEARCH;
+               }
+@@ -1035,9 +1036,9 @@ static int get_far_parent(struct tree_ba
+       le_key2cpu_key(&s_lr_father_key,
+                      B_N_PDELIM_KEY(*pp_s_com_father,
+                                     (c_lr_par ==
+-                                     LEFT_PARENTS) ? (p_s_tb->lkey[n_h - 1] =
++                                     LEFT_PARENTS) ? (tb->lkey[n_h - 1] =
+                                                       n_position -
+-                                                      1) : (p_s_tb->rkey[n_h -
++                                                      1) : (tb->rkey[n_h -
+                                                                          1] =
+                                                             n_position)));
+@@ -1045,12 +1046,12 @@ static int get_far_parent(struct tree_ba
+               decrement_key(&s_lr_father_key);
+       if (search_by_key
+-          (p_s_tb->tb_sb, &s_lr_father_key, &s_path_to_neighbor_father,
++          (tb->tb_sb, &s_lr_father_key, &s_path_to_neighbor_father,
+            n_h + 1) == IO_ERROR)
+               // path is released
+               return IO_ERROR;
+-      if (FILESYSTEM_CHANGED_TB(p_s_tb)) {
++      if (FILESYSTEM_CHANGED_TB(tb)) {
+               pathrelse(&s_path_to_neighbor_father);
+               brelse(*pp_s_com_father);
+               return REPEAT_SEARCH;
+@@ -1075,24 +1076,26 @@ static int get_far_parent(struct tree_ba
+  * Returns:   SCHEDULE_OCCURRED - schedule occurred while the function worked;
+  *            CARRY_ON - schedule didn't occur while the function worked;
+  */
+-static int get_parents(struct tree_balance *p_s_tb, int n_h)
++static int get_parents(struct tree_balance *tb, int n_h)
+ {
+-      struct treepath *p_s_path = p_s_tb->tb_path;
++      struct treepath *p_s_path = tb->tb_path;
+       int n_position,
+           n_ret_value,
+-          n_path_offset = PATH_H_PATH_OFFSET(p_s_tb->tb_path, n_h);
++          n_path_offset = PATH_H_PATH_OFFSET(tb->tb_path, n_h);
+       struct buffer_head *p_s_curf, *p_s_curcf;
+       /* Current node is the root of the tree or will be root of the tree */
+       if (n_path_offset <= FIRST_PATH_ELEMENT_OFFSET) {
+               /* The root can not have parents.
+                  Release nodes which previously were obtained as parents of the current node neighbors. */
+-              brelse(p_s_tb->FL[n_h]);
+-              brelse(p_s_tb->CFL[n_h]);
+-              brelse(p_s_tb->FR[n_h]);
+-              brelse(p_s_tb->CFR[n_h]);
+-              p_s_tb->FL[n_h] = p_s_tb->CFL[n_h] = p_s_tb->FR[n_h] =
+-                  p_s_tb->CFR[n_h] = NULL;
++              brelse(tb->FL[n_h]);
++              brelse(tb->CFL[n_h]);
++              brelse(tb->FR[n_h]);
++              brelse(tb->CFR[n_h]);
++              tb->FL[n_h] = NULL;
++              tb->CFL[n_h] = NULL;
++              tb->FR[n_h] = NULL;
++              tb->CFR[n_h] = NULL;
+               return CARRY_ON;
+       }
+@@ -1104,22 +1107,22 @@ static int get_parents(struct tree_balan
+                   PATH_OFFSET_PBUFFER(p_s_path, n_path_offset - 1);
+               get_bh(p_s_curf);
+               get_bh(p_s_curf);
+-              p_s_tb->lkey[n_h] = n_position - 1;
++              tb->lkey[n_h] = n_position - 1;
+       } else {
+               /* Calculate current parent of L[n_path_offset], which is the left neighbor of the current node.
+                  Calculate current common parent of L[n_path_offset] and the current node. Note that
+                  CFL[n_path_offset] not equal FL[n_path_offset] and CFL[n_path_offset] not equal F[n_path_offset].
+                  Calculate lkey[n_path_offset]. */
+-              if ((n_ret_value = get_far_parent(p_s_tb, n_h + 1, &p_s_curf,
++              if ((n_ret_value = get_far_parent(tb, n_h + 1, &p_s_curf,
+                                                 &p_s_curcf,
+                                                 LEFT_PARENTS)) != CARRY_ON)
+                       return n_ret_value;
+       }
+-      brelse(p_s_tb->FL[n_h]);
+-      p_s_tb->FL[n_h] = p_s_curf;     /* New initialization of FL[n_h]. */
+-      brelse(p_s_tb->CFL[n_h]);
+-      p_s_tb->CFL[n_h] = p_s_curcf;   /* New initialization of CFL[n_h]. */
++      brelse(tb->FL[n_h]);
++      tb->FL[n_h] = p_s_curf; /* New initialization of FL[n_h]. */
++      brelse(tb->CFL[n_h]);
++      tb->CFL[n_h] = p_s_curcf;       /* New initialization of CFL[n_h]. */
+       RFALSE((p_s_curf && !B_IS_IN_TREE(p_s_curf)) ||
+              (p_s_curcf && !B_IS_IN_TREE(p_s_curcf)),
+@@ -1133,7 +1136,7 @@ static int get_parents(struct tree_balan
+    Calculate current common parent of R[n_h] and current node. Note that CFR[n_h]
+    not equal FR[n_path_offset] and CFR[n_h] not equal F[n_h]. */
+               if ((n_ret_value =
+-                   get_far_parent(p_s_tb, n_h + 1, &p_s_curf, &p_s_curcf,
++                   get_far_parent(tb, n_h + 1, &p_s_curf, &p_s_curcf,
+                                   RIGHT_PARENTS)) != CARRY_ON)
+                       return n_ret_value;
+       } else {
+@@ -1143,14 +1146,16 @@ static int get_parents(struct tree_balan
+                   PATH_OFFSET_PBUFFER(p_s_path, n_path_offset - 1);
+               get_bh(p_s_curf);
+               get_bh(p_s_curf);
+-              p_s_tb->rkey[n_h] = n_position;
++              tb->rkey[n_h] = n_position;
+       }
+-      brelse(p_s_tb->FR[n_h]);
+-      p_s_tb->FR[n_h] = p_s_curf;     /* New initialization of FR[n_path_offset]. */
++      brelse(tb->FR[n_h]);
++      /* New initialization of FR[n_path_offset]. */
++      tb->FR[n_h] = p_s_curf;
+-      brelse(p_s_tb->CFR[n_h]);
+-      p_s_tb->CFR[n_h] = p_s_curcf;   /* New initialization of CFR[n_path_offset]. */
++      brelse(tb->CFR[n_h]);
++      /* New initialization of CFR[n_path_offset]. */
++      tb->CFR[n_h] = p_s_curcf;
+       RFALSE((p_s_curf && !B_IS_IN_TREE(p_s_curf)) ||
+              (p_s_curcf && !B_IS_IN_TREE(p_s_curcf)),
+@@ -1885,12 +1890,12 @@ static int check_balance(int mode,
+ }
+ /* Check whether parent at the path is the really parent of the current node.*/
+-static int get_direct_parent(struct tree_balance *p_s_tb, int n_h)
++static int get_direct_parent(struct tree_balance *tb, int n_h)
+ {
+       struct buffer_head *bh;
+-      struct treepath *p_s_path = p_s_tb->tb_path;
++      struct treepath *p_s_path = tb->tb_path;
+       int n_position,
+-          n_path_offset = PATH_H_PATH_OFFSET(p_s_tb->tb_path, n_h);
++          n_path_offset = PATH_H_PATH_OFFSET(tb->tb_path, n_h);
+       /* We are in the root or in the new root. */
+       if (n_path_offset <= FIRST_PATH_ELEMENT_OFFSET) {
+@@ -1899,7 +1904,7 @@ static int get_direct_parent(struct tree
+                      "PAP-8260: invalid offset in the path");
+               if (PATH_OFFSET_PBUFFER(p_s_path, FIRST_PATH_ELEMENT_OFFSET)->
+-                  b_blocknr == SB_ROOT_BLOCK(p_s_tb->tb_sb)) {
++                  b_blocknr == SB_ROOT_BLOCK(tb->tb_sb)) {
+                       /* Root is not changed. */
+                       PATH_OFFSET_PBUFFER(p_s_path, n_path_offset - 1) = NULL;
+                       PATH_OFFSET_POSITION(p_s_path, n_path_offset - 1) = 0;
+@@ -1924,7 +1929,7 @@ static int get_direct_parent(struct tree
+       if (buffer_locked(bh)) {
+               __wait_on_buffer(bh);
+-              if (FILESYSTEM_CHANGED_TB(p_s_tb))
++              if (FILESYSTEM_CHANGED_TB(tb))
+                       return REPEAT_SEARCH;
+       }
+@@ -1937,85 +1942,86 @@ static int get_direct_parent(struct tree
+  * Returns:   SCHEDULE_OCCURRED - schedule occurred while the function worked;
+  *            CARRY_ON - schedule didn't occur while the function worked;
+  */
+-static int get_neighbors(struct tree_balance *p_s_tb, int n_h)
++static int get_neighbors(struct tree_balance *tb, int n_h)
+ {
+       int n_child_position,
+-          n_path_offset = PATH_H_PATH_OFFSET(p_s_tb->tb_path, n_h + 1);
++          n_path_offset = PATH_H_PATH_OFFSET(tb->tb_path, n_h + 1);
+       unsigned long n_son_number;
+-      struct super_block *sb = p_s_tb->tb_sb;
++      struct super_block *sb = tb->tb_sb;
+       struct buffer_head *bh;
+       PROC_INFO_INC(sb, get_neighbors[n_h]);
+-      if (p_s_tb->lnum[n_h]) {
++      if (tb->lnum[n_h]) {
+               /* We need left neighbor to balance S[n_h]. */
+               PROC_INFO_INC(sb, need_l_neighbor[n_h]);
+-              bh = PATH_OFFSET_PBUFFER(p_s_tb->tb_path, n_path_offset);
++              bh = PATH_OFFSET_PBUFFER(tb->tb_path, n_path_offset);
+-              RFALSE(bh == p_s_tb->FL[n_h] &&
+-                     !PATH_OFFSET_POSITION(p_s_tb->tb_path, n_path_offset),
++              RFALSE(bh == tb->FL[n_h] &&
++                     !PATH_OFFSET_POSITION(tb->tb_path, n_path_offset),
+                      "PAP-8270: invalid position in the parent");
+               n_child_position =
+                   (bh ==
+-                   p_s_tb->FL[n_h]) ? p_s_tb->lkey[n_h] : B_NR_ITEMS(p_s_tb->
++                   tb->FL[n_h]) ? tb->lkey[n_h] : B_NR_ITEMS(tb->
+                                                                      FL[n_h]);
+-              n_son_number = B_N_CHILD_NUM(p_s_tb->FL[n_h], n_child_position);
++              n_son_number = B_N_CHILD_NUM(tb->FL[n_h], n_child_position);
+               bh = sb_bread(sb, n_son_number);
+               if (!bh)
+                       return IO_ERROR;
+-              if (FILESYSTEM_CHANGED_TB(p_s_tb)) {
++              if (FILESYSTEM_CHANGED_TB(tb)) {
+                       brelse(bh);
+                       PROC_INFO_INC(sb, get_neighbors_restart[n_h]);
+                       return REPEAT_SEARCH;
+               }
+-              RFALSE(!B_IS_IN_TREE(p_s_tb->FL[n_h]) ||
+-                     n_child_position > B_NR_ITEMS(p_s_tb->FL[n_h]) ||
+-                     B_N_CHILD_NUM(p_s_tb->FL[n_h], n_child_position) !=
++              RFALSE(!B_IS_IN_TREE(tb->FL[n_h]) ||
++                     n_child_position > B_NR_ITEMS(tb->FL[n_h]) ||
++                     B_N_CHILD_NUM(tb->FL[n_h], n_child_position) !=
+                      bh->b_blocknr, "PAP-8275: invalid parent");
+               RFALSE(!B_IS_IN_TREE(bh), "PAP-8280: invalid child");
+               RFALSE(!n_h &&
+                      B_FREE_SPACE(bh) !=
+                      MAX_CHILD_SIZE(bh) -
+-                     dc_size(B_N_CHILD(p_s_tb->FL[0], n_child_position)),
++                     dc_size(B_N_CHILD(tb->FL[0], n_child_position)),
+                      "PAP-8290: invalid child size of left neighbor");
+-              brelse(p_s_tb->L[n_h]);
+-              p_s_tb->L[n_h] = bh;
++              brelse(tb->L[n_h]);
++              tb->L[n_h] = bh;
+       }
+-      if (p_s_tb->rnum[n_h]) {        /* We need right neighbor to balance S[n_path_offset]. */
++      /* We need right neighbor to balance S[n_path_offset]. */
++      if (tb->rnum[n_h]) {
+               PROC_INFO_INC(sb, need_r_neighbor[n_h]);
+-              bh = PATH_OFFSET_PBUFFER(p_s_tb->tb_path, n_path_offset);
++              bh = PATH_OFFSET_PBUFFER(tb->tb_path, n_path_offset);
+-              RFALSE(bh == p_s_tb->FR[n_h] &&
+-                     PATH_OFFSET_POSITION(p_s_tb->tb_path,
++              RFALSE(bh == tb->FR[n_h] &&
++                     PATH_OFFSET_POSITION(tb->tb_path,
+                                           n_path_offset) >=
+                      B_NR_ITEMS(bh),
+                      "PAP-8295: invalid position in the parent");
+               n_child_position =
+-                  (bh == p_s_tb->FR[n_h]) ? p_s_tb->rkey[n_h] + 1 : 0;
+-              n_son_number = B_N_CHILD_NUM(p_s_tb->FR[n_h], n_child_position);
++                  (bh == tb->FR[n_h]) ? tb->rkey[n_h] + 1 : 0;
++              n_son_number = B_N_CHILD_NUM(tb->FR[n_h], n_child_position);
+               bh = sb_bread(sb, n_son_number);
+               if (!bh)
+                       return IO_ERROR;
+-              if (FILESYSTEM_CHANGED_TB(p_s_tb)) {
++              if (FILESYSTEM_CHANGED_TB(tb)) {
+                       brelse(bh);
+                       PROC_INFO_INC(sb, get_neighbors_restart[n_h]);
+                       return REPEAT_SEARCH;
+               }
+-              brelse(p_s_tb->R[n_h]);
+-              p_s_tb->R[n_h] = bh;
++              brelse(tb->R[n_h]);
++              tb->R[n_h] = bh;
+               RFALSE(!n_h
+                      && B_FREE_SPACE(bh) !=
+                      MAX_CHILD_SIZE(bh) -
+-                     dc_size(B_N_CHILD(p_s_tb->FR[0], n_child_position)),
++                     dc_size(B_N_CHILD(tb->FR[0], n_child_position)),
+                      "PAP-8300: invalid child size of right neighbor (%d != %d - %d)",
+                      B_FREE_SPACE(bh), MAX_CHILD_SIZE(bh),
+-                     dc_size(B_N_CHILD(p_s_tb->FR[0], n_child_position)));
++                     dc_size(B_N_CHILD(tb->FR[0], n_child_position)));
+       }
+       return CARRY_ON;
+@@ -2139,7 +2145,7 @@ static int clear_all_dirty_bits(struct s
+       return reiserfs_prepare_for_journal(s, bh, 0);
+ }
+-static int wait_tb_buffers_until_unlocked(struct tree_balance *p_s_tb)
++static int wait_tb_buffers_until_unlocked(struct tree_balance *tb)
+ {
+       struct buffer_head *locked;
+ #ifdef CONFIG_REISERFS_CHECK
+@@ -2151,95 +2157,94 @@ static int wait_tb_buffers_until_unlocke
+               locked = NULL;
+-              for (i = p_s_tb->tb_path->path_length;
++              for (i = tb->tb_path->path_length;
+                    !locked && i > ILLEGAL_PATH_ELEMENT_OFFSET; i--) {
+-                      if (PATH_OFFSET_PBUFFER(p_s_tb->tb_path, i)) {
++                      if (PATH_OFFSET_PBUFFER(tb->tb_path, i)) {
+                               /* if I understand correctly, we can only be sure the last buffer
+                                ** in the path is in the tree --clm
+                                */
+ #ifdef CONFIG_REISERFS_CHECK
+-                              if (PATH_PLAST_BUFFER(p_s_tb->tb_path) ==
+-                                  PATH_OFFSET_PBUFFER(p_s_tb->tb_path, i)) {
+-                                      tb_buffer_sanity_check(p_s_tb->tb_sb,
++                              if (PATH_PLAST_BUFFER(tb->tb_path) ==
++                                  PATH_OFFSET_PBUFFER(tb->tb_path, i))
++                                      tb_buffer_sanity_check(tb->tb_sb,
+                                                              PATH_OFFSET_PBUFFER
+-                                                             (p_s_tb->tb_path,
++                                                             (tb->tb_path,
+                                                               i), "S",
+-                                                             p_s_tb->tb_path->
++                                                             tb->tb_path->
+                                                              path_length - i);
+-                              }
+ #endif
+-                              if (!clear_all_dirty_bits(p_s_tb->tb_sb,
++                              if (!clear_all_dirty_bits(tb->tb_sb,
+                                                         PATH_OFFSET_PBUFFER
+-                                                        (p_s_tb->tb_path,
++                                                        (tb->tb_path,
+                                                          i))) {
+                                       locked =
+-                                          PATH_OFFSET_PBUFFER(p_s_tb->tb_path,
++                                          PATH_OFFSET_PBUFFER(tb->tb_path,
+                                                               i);
+                               }
+                       }
+               }
+-              for (i = 0; !locked && i < MAX_HEIGHT && p_s_tb->insert_size[i];
++              for (i = 0; !locked && i < MAX_HEIGHT && tb->insert_size[i];
+                    i++) {
+-                      if (p_s_tb->lnum[i]) {
++                      if (tb->lnum[i]) {
+-                              if (p_s_tb->L[i]) {
+-                                      tb_buffer_sanity_check(p_s_tb->tb_sb,
+-                                                             p_s_tb->L[i],
++                              if (tb->L[i]) {
++                                      tb_buffer_sanity_check(tb->tb_sb,
++                                                             tb->L[i],
+                                                              "L", i);
+                                       if (!clear_all_dirty_bits
+-                                          (p_s_tb->tb_sb, p_s_tb->L[i]))
+-                                              locked = p_s_tb->L[i];
++                                          (tb->tb_sb, tb->L[i]))
++                                              locked = tb->L[i];
+                               }
+-                              if (!locked && p_s_tb->FL[i]) {
+-                                      tb_buffer_sanity_check(p_s_tb->tb_sb,
+-                                                             p_s_tb->FL[i],
++                              if (!locked && tb->FL[i]) {
++                                      tb_buffer_sanity_check(tb->tb_sb,
++                                                             tb->FL[i],
+                                                              "FL", i);
+                                       if (!clear_all_dirty_bits
+-                                          (p_s_tb->tb_sb, p_s_tb->FL[i]))
+-                                              locked = p_s_tb->FL[i];
++                                          (tb->tb_sb, tb->FL[i]))
++                                              locked = tb->FL[i];
+                               }
+-                              if (!locked && p_s_tb->CFL[i]) {
+-                                      tb_buffer_sanity_check(p_s_tb->tb_sb,
+-                                                             p_s_tb->CFL[i],
++                              if (!locked && tb->CFL[i]) {
++                                      tb_buffer_sanity_check(tb->tb_sb,
++                                                             tb->CFL[i],
+                                                              "CFL", i);
+                                       if (!clear_all_dirty_bits
+-                                          (p_s_tb->tb_sb, p_s_tb->CFL[i]))
+-                                              locked = p_s_tb->CFL[i];
++                                          (tb->tb_sb, tb->CFL[i]))
++                                              locked = tb->CFL[i];
+                               }
+                       }
+-                      if (!locked && (p_s_tb->rnum[i])) {
++                      if (!locked && (tb->rnum[i])) {
+-                              if (p_s_tb->R[i]) {
+-                                      tb_buffer_sanity_check(p_s_tb->tb_sb,
+-                                                             p_s_tb->R[i],
++                              if (tb->R[i]) {
++                                      tb_buffer_sanity_check(tb->tb_sb,
++                                                             tb->R[i],
+                                                              "R", i);
+                                       if (!clear_all_dirty_bits
+-                                          (p_s_tb->tb_sb, p_s_tb->R[i]))
+-                                              locked = p_s_tb->R[i];
++                                          (tb->tb_sb, tb->R[i]))
++                                              locked = tb->R[i];
+                               }
+-                              if (!locked && p_s_tb->FR[i]) {
+-                                      tb_buffer_sanity_check(p_s_tb->tb_sb,
+-                                                             p_s_tb->FR[i],
++                              if (!locked && tb->FR[i]) {
++                                      tb_buffer_sanity_check(tb->tb_sb,
++                                                             tb->FR[i],
+                                                              "FR", i);
+                                       if (!clear_all_dirty_bits
+-                                          (p_s_tb->tb_sb, p_s_tb->FR[i]))
+-                                              locked = p_s_tb->FR[i];
++                                          (tb->tb_sb, tb->FR[i]))
++                                              locked = tb->FR[i];
+                               }
+-                              if (!locked && p_s_tb->CFR[i]) {
+-                                      tb_buffer_sanity_check(p_s_tb->tb_sb,
+-                                                             p_s_tb->CFR[i],
++                              if (!locked && tb->CFR[i]) {
++                                      tb_buffer_sanity_check(tb->tb_sb,
++                                                             tb->CFR[i],
+                                                              "CFR", i);
+                                       if (!clear_all_dirty_bits
+-                                          (p_s_tb->tb_sb, p_s_tb->CFR[i]))
+-                                              locked = p_s_tb->CFR[i];
++                                          (tb->tb_sb, tb->CFR[i]))
++                                              locked = tb->CFR[i];
+                               }
+                       }
+               }
+@@ -2252,10 +2257,10 @@ static int wait_tb_buffers_until_unlocke
+                ** --clm
+                */
+               for (i = 0; !locked && i < MAX_FEB_SIZE; i++) {
+-                      if (p_s_tb->FEB[i]) {
++                      if (tb->FEB[i]) {
+                               if (!clear_all_dirty_bits
+-                                  (p_s_tb->tb_sb, p_s_tb->FEB[i]))
+-                                      locked = p_s_tb->FEB[i];
++                                  (tb->tb_sb, tb->FEB[i]))
++                                      locked = tb->FEB[i];
+                       }
+               }
+@@ -2263,21 +2268,20 @@ static int wait_tb_buffers_until_unlocke
+ #ifdef CONFIG_REISERFS_CHECK
+                       repeat_counter++;
+                       if ((repeat_counter % 10000) == 0) {
+-                              reiserfs_warning(p_s_tb->tb_sb, "reiserfs-8200",
++                              reiserfs_warning(tb->tb_sb, "reiserfs-8200",
+                                                "too many iterations waiting "
+                                                "for buffer to unlock "
+                                                "(%b)", locked);
+                               /* Don't loop forever.  Try to recover from possible error. */
+-                              return (FILESYSTEM_CHANGED_TB(p_s_tb)) ?
++                              return (FILESYSTEM_CHANGED_TB(tb)) ?
+                                   REPEAT_SEARCH : CARRY_ON;
+                       }
+ #endif
+                       __wait_on_buffer(locked);
+-                      if (FILESYSTEM_CHANGED_TB(p_s_tb)) {
++                      if (FILESYSTEM_CHANGED_TB(tb))
+                               return REPEAT_SEARCH;
+-                      }
+               }
+       } while (locked);
+@@ -2307,138 +2311,136 @@ static int wait_tb_buffers_until_unlocke
+  *    tb      tree_balance structure;
+  *    inum    item number in S[h];
+  *      pos_in_item - comment this if you can
+- *      ins_ih & ins_sd are used when inserting
++ *      ins_ih        item head of item being inserted
++ *    data    inserted item or data to be pasted
+  * Returns:   1 - schedule occurred while the function worked;
+  *            0 - schedule didn't occur while the function worked;
+  *             -1 - if no_disk_space
+  */
+-int fix_nodes(int n_op_mode, struct tree_balance *p_s_tb, struct item_head *p_s_ins_ih,       // item head of item being inserted
+-            const void *data  // inserted item or data to be pasted
+-    )
++int fix_nodes(int n_op_mode, struct tree_balance *tb,
++            struct item_head *p_s_ins_ih, const void *data)
+ {
+-      int n_ret_value, n_h, n_item_num = PATH_LAST_POSITION(p_s_tb->tb_path);
++      int n_ret_value, n_h, n_item_num = PATH_LAST_POSITION(tb->tb_path);
+       int n_pos_in_item;
+       /* we set wait_tb_buffers_run when we have to restore any dirty bits cleared
+        ** during wait_tb_buffers_run
+        */
+       int wait_tb_buffers_run = 0;
+-      struct buffer_head *p_s_tbS0 = PATH_PLAST_BUFFER(p_s_tb->tb_path);
++      struct buffer_head *tbS0 = PATH_PLAST_BUFFER(tb->tb_path);
+-      ++REISERFS_SB(p_s_tb->tb_sb)->s_fix_nodes;
++      ++REISERFS_SB(tb->tb_sb)->s_fix_nodes;
+-      n_pos_in_item = p_s_tb->tb_path->pos_in_item;
++      n_pos_in_item = tb->tb_path->pos_in_item;
+-      p_s_tb->fs_gen = get_generation(p_s_tb->tb_sb);
++      tb->fs_gen = get_generation(tb->tb_sb);
+       /* we prepare and log the super here so it will already be in the
+        ** transaction when do_balance needs to change it.
+        ** This way do_balance won't have to schedule when trying to prepare
+        ** the super for logging
+        */
+-      reiserfs_prepare_for_journal(p_s_tb->tb_sb,
+-                                   SB_BUFFER_WITH_SB(p_s_tb->tb_sb), 1);
+-      journal_mark_dirty(p_s_tb->transaction_handle, p_s_tb->tb_sb,
+-                         SB_BUFFER_WITH_SB(p_s_tb->tb_sb));
+-      if (FILESYSTEM_CHANGED_TB(p_s_tb))
++      reiserfs_prepare_for_journal(tb->tb_sb,
++                                   SB_BUFFER_WITH_SB(tb->tb_sb), 1);
++      journal_mark_dirty(tb->transaction_handle, tb->tb_sb,
++                         SB_BUFFER_WITH_SB(tb->tb_sb));
++      if (FILESYSTEM_CHANGED_TB(tb))
+               return REPEAT_SEARCH;
+       /* if it possible in indirect_to_direct conversion */
+-      if (buffer_locked(p_s_tbS0)) {
+-              __wait_on_buffer(p_s_tbS0);
+-              if (FILESYSTEM_CHANGED_TB(p_s_tb))
++      if (buffer_locked(tbS0)) {
++              __wait_on_buffer(tbS0);
++              if (FILESYSTEM_CHANGED_TB(tb))
+                       return REPEAT_SEARCH;
+       }
+ #ifdef CONFIG_REISERFS_CHECK
+       if (cur_tb) {
+               print_cur_tb("fix_nodes");
+-              reiserfs_panic(p_s_tb->tb_sb, "PAP-8305",
++              reiserfs_panic(tb->tb_sb, "PAP-8305",
+                              "there is pending do_balance");
+       }
+-      if (!buffer_uptodate(p_s_tbS0) || !B_IS_IN_TREE(p_s_tbS0)) {
+-              reiserfs_panic(p_s_tb->tb_sb, "PAP-8320", "S[0] (%b %z) is "
++      if (!buffer_uptodate(tbS0) || !B_IS_IN_TREE(tbS0))
++              reiserfs_panic(tb->tb_sb, "PAP-8320", "S[0] (%b %z) is "
+                              "not uptodate at the beginning of fix_nodes "
+                              "or not in tree (mode %c)",
+-                             p_s_tbS0, p_s_tbS0, n_op_mode);
+-      }
++                             tbS0, tbS0, n_op_mode);
+       /* Check parameters. */
+       switch (n_op_mode) {
+       case M_INSERT:
+-              if (n_item_num <= 0 || n_item_num > B_NR_ITEMS(p_s_tbS0))
+-                      reiserfs_panic(p_s_tb->tb_sb, "PAP-8330", "Incorrect "
++              if (n_item_num <= 0 || n_item_num > B_NR_ITEMS(tbS0))
++                      reiserfs_panic(tb->tb_sb, "PAP-8330", "Incorrect "
+                                      "item number %d (in S0 - %d) in case "
+                                      "of insert", n_item_num,
+-                                     B_NR_ITEMS(p_s_tbS0));
++                                     B_NR_ITEMS(tbS0));
+               break;
+       case M_PASTE:
+       case M_DELETE:
+       case M_CUT:
+-              if (n_item_num < 0 || n_item_num >= B_NR_ITEMS(p_s_tbS0)) {
+-                      print_block(p_s_tbS0, 0, -1, -1);
+-                      reiserfs_panic(p_s_tb->tb_sb, "PAP-8335", "Incorrect "
++              if (n_item_num < 0 || n_item_num >= B_NR_ITEMS(tbS0)) {
++                      print_block(tbS0, 0, -1, -1);
++                      reiserfs_panic(tb->tb_sb, "PAP-8335", "Incorrect "
+                                      "item number(%d); mode = %c "
+                                      "insert_size = %d",
+                                      n_item_num, n_op_mode,
+-                                     p_s_tb->insert_size[0]);
++                                     tb->insert_size[0]);
+               }
+               break;
+       default:
+-              reiserfs_panic(p_s_tb->tb_sb, "PAP-8340", "Incorrect mode "
++              reiserfs_panic(tb->tb_sb, "PAP-8340", "Incorrect mode "
+                              "of operation");
+       }
+ #endif
+-      if (get_mem_for_virtual_node(p_s_tb) == REPEAT_SEARCH)
++      if (get_mem_for_virtual_node(tb) == REPEAT_SEARCH)
+               // FIXME: maybe -ENOMEM when tb->vn_buf == 0? Now just repeat
+               return REPEAT_SEARCH;
+       /* Starting from the leaf level; for all levels n_h of the tree. */
+-      for (n_h = 0; n_h < MAX_HEIGHT && p_s_tb->insert_size[n_h]; n_h++) {
+-              if ((n_ret_value = get_direct_parent(p_s_tb, n_h)) != CARRY_ON) {
++      for (n_h = 0; n_h < MAX_HEIGHT && tb->insert_size[n_h]; n_h++) {
++              n_ret_value = get_direct_parent(tb, n_h);
++              if (n_ret_value != CARRY_ON)
+                       goto repeat;
+-              }
+-              if ((n_ret_value =
+-                   check_balance(n_op_mode, p_s_tb, n_h, n_item_num,
+-                                 n_pos_in_item, p_s_ins_ih,
+-                                 data)) != CARRY_ON) {
++              n_ret_value = check_balance(n_op_mode, tb, n_h, n_item_num,
++                                          n_pos_in_item, p_s_ins_ih, data);
++              if (n_ret_value != CARRY_ON) {
+                       if (n_ret_value == NO_BALANCING_NEEDED) {
+                               /* No balancing for higher levels needed. */
+-                              if ((n_ret_value =
+-                                   get_neighbors(p_s_tb, n_h)) != CARRY_ON) {
++                              n_ret_value = get_neighbors(tb, n_h);
++                              if (n_ret_value != CARRY_ON)
+                                       goto repeat;
+-                              }
+                               if (n_h != MAX_HEIGHT - 1)
+-                                      p_s_tb->insert_size[n_h + 1] = 0;
++                                      tb->insert_size[n_h + 1] = 0;
+                               /* ok, analysis and resource gathering are complete */
+                               break;
+                       }
+                       goto repeat;
+               }
+-              if ((n_ret_value = get_neighbors(p_s_tb, n_h)) != CARRY_ON) {
++              n_ret_value = get_neighbors(tb, n_h);
++              if (n_ret_value != CARRY_ON)
+                       goto repeat;
+-              }
+-              if ((n_ret_value = get_empty_nodes(p_s_tb, n_h)) != CARRY_ON) {
+-                      goto repeat;    /* No disk space, or schedule occurred and
+-                                         analysis may be invalid and needs to be redone. */
+-              }
++              /* No disk space, or schedule occurred and analysis may be
++               * invalid and needs to be redone. */
++              n_ret_value = get_empty_nodes(tb, n_h);
++              if (n_ret_value != CARRY_ON)
++                      goto repeat;
+-              if (!PATH_H_PBUFFER(p_s_tb->tb_path, n_h)) {
++              if (!PATH_H_PBUFFER(tb->tb_path, n_h)) {
+                       /* We have a positive insert size but no nodes exist on this
+                          level, this means that we are creating a new root. */
+-                      RFALSE(p_s_tb->blknum[n_h] != 1,
++                      RFALSE(tb->blknum[n_h] != 1,
+                              "PAP-8350: creating new empty root");
+                       if (n_h < MAX_HEIGHT - 1)
+-                              p_s_tb->insert_size[n_h + 1] = 0;
+-              } else if (!PATH_H_PBUFFER(p_s_tb->tb_path, n_h + 1)) {
+-                      if (p_s_tb->blknum[n_h] > 1) {
++                              tb->insert_size[n_h + 1] = 0;
++              } else if (!PATH_H_PBUFFER(tb->tb_path, n_h + 1)) {
++                      if (tb->blknum[n_h] > 1) {
+                               /* The tree needs to be grown, so this node S[n_h]
+                                  which is the root node is split into two nodes,
+                                  and a new node (S[n_h+1]) will be created to
+@@ -2447,19 +2449,20 @@ int fix_nodes(int n_op_mode, struct tree
+                               RFALSE(n_h == MAX_HEIGHT - 1,
+                                      "PAP-8355: attempt to create too high of a tree");
+-                              p_s_tb->insert_size[n_h + 1] =
++                              tb->insert_size[n_h + 1] =
+                                   (DC_SIZE +
+-                                   KEY_SIZE) * (p_s_tb->blknum[n_h] - 1) +
++                                   KEY_SIZE) * (tb->blknum[n_h] - 1) +
+                                   DC_SIZE;
+                       } else if (n_h < MAX_HEIGHT - 1)
+-                              p_s_tb->insert_size[n_h + 1] = 0;
++                              tb->insert_size[n_h + 1] = 0;
+               } else
+-                      p_s_tb->insert_size[n_h + 1] =
+-                          (DC_SIZE + KEY_SIZE) * (p_s_tb->blknum[n_h] - 1);
++                      tb->insert_size[n_h + 1] =
++                          (DC_SIZE + KEY_SIZE) * (tb->blknum[n_h] - 1);
+       }
+-      if ((n_ret_value = wait_tb_buffers_until_unlocked(p_s_tb)) == CARRY_ON) {
+-              if (FILESYSTEM_CHANGED_TB(p_s_tb)) {
++      n_ret_value = wait_tb_buffers_until_unlocked(tb);
++      if (n_ret_value == CARRY_ON) {
++              if (FILESYSTEM_CHANGED_TB(tb)) {
+                       wait_tb_buffers_run = 1;
+                       n_ret_value = REPEAT_SEARCH;
+                       goto repeat;
+@@ -2482,50 +2485,49 @@ int fix_nodes(int n_op_mode, struct tree
+               /* Release path buffers. */
+               if (wait_tb_buffers_run) {
+-                      pathrelse_and_restore(p_s_tb->tb_sb, p_s_tb->tb_path);
++                      pathrelse_and_restore(tb->tb_sb, tb->tb_path);
+               } else {
+-                      pathrelse(p_s_tb->tb_path);
++                      pathrelse(tb->tb_path);
+               }
+               /* brelse all resources collected for balancing */
+               for (i = 0; i < MAX_HEIGHT; i++) {
+                       if (wait_tb_buffers_run) {
+-                              reiserfs_restore_prepared_buffer(p_s_tb->tb_sb,
+-                                                               p_s_tb->L[i]);
+-                              reiserfs_restore_prepared_buffer(p_s_tb->tb_sb,
+-                                                               p_s_tb->R[i]);
+-                              reiserfs_restore_prepared_buffer(p_s_tb->tb_sb,
+-                                                               p_s_tb->FL[i]);
+-                              reiserfs_restore_prepared_buffer(p_s_tb->tb_sb,
+-                                                               p_s_tb->FR[i]);
+-                              reiserfs_restore_prepared_buffer(p_s_tb->tb_sb,
+-                                                               p_s_tb->
++                              reiserfs_restore_prepared_buffer(tb->tb_sb,
++                                                               tb->L[i]);
++                              reiserfs_restore_prepared_buffer(tb->tb_sb,
++                                                               tb->R[i]);
++                              reiserfs_restore_prepared_buffer(tb->tb_sb,
++                                                               tb->FL[i]);
++                              reiserfs_restore_prepared_buffer(tb->tb_sb,
++                                                               tb->FR[i]);
++                              reiserfs_restore_prepared_buffer(tb->tb_sb,
++                                                               tb->
+                                                                CFL[i]);
+-                              reiserfs_restore_prepared_buffer(p_s_tb->tb_sb,
+-                                                               p_s_tb->
++                              reiserfs_restore_prepared_buffer(tb->tb_sb,
++                                                               tb->
+                                                                CFR[i]);
+                       }
+-                      brelse(p_s_tb->L[i]);
+-                      brelse(p_s_tb->R[i]);
+-                      brelse(p_s_tb->FL[i]);
+-                      brelse(p_s_tb->FR[i]);
+-                      brelse(p_s_tb->CFL[i]);
+-                      brelse(p_s_tb->CFR[i]);
+-
+-                      p_s_tb->L[i] = NULL;
+-                      p_s_tb->R[i] = NULL;
+-                      p_s_tb->FL[i] = NULL;
+-                      p_s_tb->FR[i] = NULL;
+-                      p_s_tb->CFL[i] = NULL;
+-                      p_s_tb->CFR[i] = NULL;
++                      brelse(tb->L[i]);
++                      brelse(tb->R[i]);
++                      brelse(tb->FL[i]);
++                      brelse(tb->FR[i]);
++                      brelse(tb->CFL[i]);
++                      brelse(tb->CFR[i]);
++
++                      tb->L[i] = NULL;
++                      tb->R[i] = NULL;
++                      tb->FL[i] = NULL;
++                      tb->FR[i] = NULL;
++                      tb->CFL[i] = NULL;
++                      tb->CFR[i] = NULL;
+               }
+               if (wait_tb_buffers_run) {
+                       for (i = 0; i < MAX_FEB_SIZE; i++) {
+-                              if (p_s_tb->FEB[i]) {
++                              if (tb->FEB[i])
+                                       reiserfs_restore_prepared_buffer
+-                                          (p_s_tb->tb_sb, p_s_tb->FEB[i]);
+-                              }
++                                          (tb->tb_sb, tb->FEB[i]);
+                       }
+               }
+               return n_ret_value;
+@@ -2533,7 +2535,7 @@ int fix_nodes(int n_op_mode, struct tree
+ }
+-/* Anatoly will probably forgive me renaming p_s_tb to tb. I just
++/* Anatoly will probably forgive me renaming tb to tb. I just
+    wanted to make lines shorter */
+ void unfix_nodes(struct tree_balance *tb)
+ {
+--- a/fs/reiserfs/stree.c
++++ b/fs/reiserfs/stree.c
+@@ -1063,17 +1063,17 @@ static char prepare_for_delete_or_cut(st
+ }
+ /* Calculate number of bytes which will be deleted or cut during balance */
+-static int calc_deleted_bytes_number(struct tree_balance *p_s_tb, char c_mode)
++static int calc_deleted_bytes_number(struct tree_balance *tb, char c_mode)
+ {
+       int n_del_size;
+-      struct item_head *p_le_ih = PATH_PITEM_HEAD(p_s_tb->tb_path);
++      struct item_head *p_le_ih = PATH_PITEM_HEAD(tb->tb_path);
+       if (is_statdata_le_ih(p_le_ih))
+               return 0;
+       n_del_size =
+           (c_mode ==
+-           M_DELETE) ? ih_item_len(p_le_ih) : -p_s_tb->insert_size[0];
++           M_DELETE) ? ih_item_len(p_le_ih) : -tb->insert_size[0];
+       if (is_direntry_le_ih(p_le_ih)) {
+               // return EMPTY_DIR_SIZE; /* We delete emty directoris only. */
+               // we can't use EMPTY_DIR_SIZE, as old format dirs have a different
+@@ -1083,25 +1083,26 @@ static int calc_deleted_bytes_number(str
+       }
+       if (is_indirect_le_ih(p_le_ih))
+-              n_del_size = (n_del_size / UNFM_P_SIZE) * (PATH_PLAST_BUFFER(p_s_tb->tb_path)->b_size); // - get_ih_free_space (p_le_ih);
++              n_del_size = (n_del_size / UNFM_P_SIZE) *
++                              (PATH_PLAST_BUFFER(tb->tb_path)->b_size);
+       return n_del_size;
+ }
+ static void init_tb_struct(struct reiserfs_transaction_handle *th,
+-                         struct tree_balance *p_s_tb,
++                         struct tree_balance *tb,
+                          struct super_block *sb,
+                          struct treepath *p_s_path, int n_size)
+ {
+       BUG_ON(!th->t_trans_id);
+-      memset(p_s_tb, '\0', sizeof(struct tree_balance));
+-      p_s_tb->transaction_handle = th;
+-      p_s_tb->tb_sb = sb;
+-      p_s_tb->tb_path = p_s_path;
++      memset(tb, '\0', sizeof(struct tree_balance));
++      tb->transaction_handle = th;
++      tb->tb_sb = sb;
++      tb->tb_path = p_s_path;
+       PATH_OFFSET_PBUFFER(p_s_path, ILLEGAL_PATH_ELEMENT_OFFSET) = NULL;
+       PATH_OFFSET_POSITION(p_s_path, ILLEGAL_PATH_ELEMENT_OFFSET) = 0;
+-      p_s_tb->insert_size[0] = n_size;
++      tb->insert_size[0] = n_size;
+ }
+ void padd_item(char *item, int total_length, int length)
+--- a/include/linux/reiserfs_fs.h
++++ b/include/linux/reiserfs_fs.h
+@@ -2004,7 +2004,7 @@ extern const struct address_space_operat
+ /* fix_nodes.c */
+-int fix_nodes(int n_op_mode, struct tree_balance *p_s_tb,
++int fix_nodes(int n_op_mode, struct tree_balance *tb,
+             struct item_head *p_s_ins_ih, const void *);
+ void unfix_nodes(struct tree_balance *);