cleanup: rename key and item_head accessors to more friendly names

This patch does a quick search and replace:
B_N_PITEM_HEAD() -> item_head()
B_N_PDELIM_KEY() -> internal_key()
B_N_PKEY() -> leaf_key()
B_N_PITEM() -> item_body()

And the item_head version:
B_I_PITEM() -> ih_item_body()
I_ENTRY_COUNT() -> ih_entry_count()

And the treepath variants:
get_ih() -> tp_item_head()
PATH_PITEM_HEAD() -> tp_item_head()
get_item() -> tp_item_body()

... which makes the code much easier on the eyes.

Signed-off-by: Jeff Mahoney <jeffm@suse.com>
This commit is contained in:
Jeff Mahoney committed 2013-08-26 17:15:33 -04:00
1 parent 290bb8c378
commit c1ff1d5d2d
28 files changed
+354 -355

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+10 -10
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@@ -68,7 +68,7 @@ static void stat_data_in_tree(struct buffer_head *bh, struct item_head *ih)
}
#endif
zero_nlink(ih, B_I_PITEM(bh, ih));
zero_nlink(ih, ih_item_body(bh, ih));
}
static char *still_bad_unfm_ptr_to_string(int val)
@@ -97,7 +97,7 @@ static void indirect_in_tree(struct buffer_head *bh, struct item_head *ih)
__u32 unfm_ptr;
int ret;
unp = (__u32 *) B_I_PITEM(bh, ih);
unp = (__u32 *) ih_item_body(bh, ih);
for (i = 0; i < I_UNFM_NUM(ih); i++) {
unfm_ptr = d32_get(unp, i);
@@ -168,8 +168,8 @@ int balance_condition_fails(struct buffer_head *left, struct buffer_head *right)
{
if (B_FREE_SPACE(left) >= B_CHILD_SIZE(right) -
(are_items_mergeable
(B_N_PITEM_HEAD(left, B_NR_ITEMS(left) - 1),
B_N_PITEM_HEAD(right, 0), left->b_size) ? IH_SIZE : 0))
(item_head(left, B_NR_ITEMS(left) - 1),
item_head(right, 0), left->b_size) ? IH_SIZE : 0))
return 1;
return 0;
}
@@ -219,7 +219,7 @@ int balance_condition_2_fails(struct buffer_head *new,
if (B_FREE_SPACE(new) >= used_space -
(are_items_mergeable
(B_N_PITEM_HEAD(new, B_NR_ITEMS(new) - 1),
(item_head(new, B_NR_ITEMS(new) - 1),
(struct item_head *)right_dkey, new->b_size) ? IH_SIZE : 0))
return 1;
@@ -230,7 +230,7 @@ static void get_max_buffer_key(struct buffer_head *bh, struct reiserfs_key *key)
{
struct item_head *ih;
ih = B_N_PITEM_HEAD(bh, B_NR_ITEMS(bh) - 1);
ih = item_head(bh, B_NR_ITEMS(bh) - 1);
copy_key(key, &(ih->ih_key));
if (is_direntry_key(key)) {
@@ -276,7 +276,7 @@ static void try_to_insert_pointer_to_leaf(struct buffer_head *new_bh)
return;
}
first_bh_key = B_N_PKEY(new_bh, 0);
first_bh_key = leaf_key(new_bh, 0);
/* try to find place in the tree for the first key of the coming node */
ret_value = reiserfs_search_by_key_4(fs, first_bh_key, &path);
@@ -287,7 +287,7 @@ static void try_to_insert_pointer_to_leaf(struct buffer_head *new_bh)
get_max_buffer_key(new_bh, &last_bh_key);
bh = PATH_PLAST_BUFFER(&path);
if (comp_keys(B_N_PKEY(bh, 0), &last_bh_key) ==
if (comp_keys(leaf_key(bh, 0), &last_bh_key) ==
1 /* first is greater */ ) {
/* new buffer falls before the leftmost leaf */
if (balance_condition_fails(new_bh, bh))
@@ -344,7 +344,7 @@ static void pass1_correct_leaf(reiserfs_filsys_t *fs, struct buffer_head *bh)
__u32 unfm_ptr;
int dirty = 0;
ih = B_N_PITEM_HEAD(bh, 0);
ih = item_head(bh, 0);
for (i = 0; i < B_NR_ITEMS(bh); i++, ih++) {
if (is_direntry_ih(ih)) {
struct reiserfs_de_head *deh;
@@ -419,7 +419,7 @@ static void pass1_correct_leaf(reiserfs_filsys_t *fs, struct buffer_head *bh)
continue;
/* correct indirect items */
ind_item = (__u32 *) B_I_PITEM(bh, ih);
ind_item = (__u32 *) ih_item_body(bh, ih);
for (j = 0; j < I_UNFM_NUM(ih); j++) {
unfm_ptr = d32_get(ind_item, j);