path = hint->path;
bh = get_last_bh(path);
RFALSE(!bh, "green-4002: Illegal path specified to get_left_neighbor");
- ih = get_ih(path);
+ ih = tp_item_head(path);
pos_in_item = path->pos_in_item;
- item = get_item(path);
+ item = tp_item_body(path);
hint->search_start = bh->b_blocknr;
item_num, B_NR_ITEMS(bh));
/* and entry must be not more than number of entries in the item */
- RFALSE(I_ENTRY_COUNT(ih) < entry_num,
+ RFALSE(ih_entry_count(ih) < entry_num,
"vs-9010: entry number is too big %d (%d)",
- entry_num, I_ENTRY_COUNT(ih));
+ entry_num, ih_entry_count(ih));
if (search_res == POSITION_FOUND
- || entry_num < I_ENTRY_COUNT(ih)) {
+ || entry_num < ih_entry_count(ih)) {
/* go through all entries in the directory item beginning from the entry, that has been found */
struct reiserfs_de_head *deh =
B_I_DEH(bh, ih) + entry_num;
- for (; entry_num < I_ENTRY_COUNT(ih);
+ for (; entry_num < ih_entry_count(ih);
entry_num++, deh++) {
int d_reclen;
char *d_name;
RFALSE(!tb->blknum[0] && !PATH_H_PPARENT(tb->tb_path, 0),
"PAP-12010: tree can not be empty");
- ih = B_N_PITEM_HEAD(tbS0, item_pos);
+ ih = item_head(tbS0, item_pos);
buffer_info_init_tbS0(tb, &bi);
/* Delete or truncate the item */
/* for indirect item pos_in_item is measured in unformatted node
pointers. Recalculate to bytes */
if (flag != M_INSERT
- && is_indirect_le_ih(B_N_PITEM_HEAD(tbS0, item_pos)))
+ && is_indirect_le_ih(item_head(tbS0, item_pos)))
pos_in_item *= UNFM_P_SIZE;
if (tb->lnum[0] > 0) {
if (item_pos == tb->lnum[0] - 1 && tb->lbytes != -1) {
/* we must shift the part of the appended item */
- if (is_direntry_le_ih(B_N_PITEM_HEAD(tbS0, item_pos))) {
+ if (is_direntry_le_ih(item_head(tbS0, item_pos))) {
RFALSE(zeros_num,
"PAP-12090: invalid parameter in case of a directory");
/* Shift lnum[0] - 1 items in whole. Shift lbytes - 1 entries from given directory item */
ret_val = leaf_shift_left(tb, tb->lnum[0], tb->lbytes-1);
if (ret_val && !item_pos) {
- pasted = B_N_PITEM_HEAD(tb->L[0], B_NR_ITEMS(tb->L[0]) - 1);
- l_pos_in_item += I_ENTRY_COUNT(pasted) - (tb->lbytes -1);
+ pasted = item_head(tb->L[0], B_NR_ITEMS(tb->L[0]) - 1);
+ l_pos_in_item += ih_entry_count(pasted) - (tb->lbytes -1);
}
/* Append given directory entry to directory item */
} else {
/* regular object */
RFALSE(tb->lbytes <= 0, "PAP-12095: there is nothing to shift to L[0]. lbytes=%d", tb->lbytes);
- RFALSE(pos_in_item != ih_item_len(B_N_PITEM_HEAD(tbS0, item_pos)),
+ RFALSE(pos_in_item != ih_item_len(item_head(tbS0, item_pos)),
"PAP-12100: incorrect position to paste: item_len=%d, pos_in_item=%d",
- ih_item_len(B_N_PITEM_HEAD(tbS0, item_pos)),pos_in_item);
+ ih_item_len(item_head(tbS0, item_pos)),pos_in_item);
if (tb->lbytes >= pos_in_item) {
/* appended item will be in L[0] in whole */
"PAP-12105: there is nothing to paste into L[0]. insert_size=%d",
tb->insert_size[0]);
ret_val = leaf_shift_left(tb, tb->lnum[0], ih_item_len
- (B_N_PITEM_HEAD(tbS0, item_pos)));
+ (item_head(tbS0, item_pos)));
/* Append to body of item in L[0] */
buffer_info_init_left(tb, &bi);
leaf_paste_in_buffer
(&bi, n + item_pos - ret_val, ih_item_len
- (B_N_PITEM_HEAD(tb->L[0], n + item_pos - ret_val)),
+ (item_head(tb->L[0], n + item_pos - ret_val)),
l_n, body,
zeros_num > l_n ? l_n : zeros_num);
/* 0-th item in S0 can be only of DIRECT type when l_n != 0 */
int version;
int temp_l = l_n;
- RFALSE(ih_item_len(B_N_PITEM_HEAD(tbS0, 0)),
+ RFALSE(ih_item_len(item_head(tbS0, 0)),
"PAP-12106: item length must be 0");
- RFALSE(comp_short_le_keys(B_N_PKEY(tbS0, 0), B_N_PKEY
+ RFALSE(comp_short_le_keys(leaf_key(tbS0, 0), leaf_key
(tb->L[0], n + item_pos - ret_val)),
"PAP-12107: items must be of the same file");
- if (is_indirect_le_ih(B_N_PITEM_HEAD(tb->L[0], n + item_pos - ret_val))) {
+ if (is_indirect_le_ih(item_head(tb->L[0], n + item_pos - ret_val))) {
temp_l = l_n << (tb->tb_sb-> s_blocksize_bits - UNFM_P_SHIFT);
}
/* update key of first item in S0 */
- version = ih_version(B_N_PITEM_HEAD(tbS0, 0));
- set_le_key_k_offset(version, B_N_PKEY(tbS0, 0),
- le_key_k_offset(version,B_N_PKEY(tbS0, 0)) + temp_l);
+ version = ih_version(item_head(tbS0, 0));
+ set_le_key_k_offset(version, leaf_key(tbS0, 0),
+ le_key_k_offset(version,leaf_key(tbS0, 0)) + temp_l);
/* update left delimiting key */
- set_le_key_k_offset(version, B_N_PDELIM_KEY(tb->CFL[0], tb->lkey[0]),
- le_key_k_offset(version, B_N_PDELIM_KEY(tb->CFL[0], tb->lkey[0])) + temp_l);
+ set_le_key_k_offset(version, internal_key(tb->CFL[0], tb->lkey[0]),
+ le_key_k_offset(version, internal_key(tb->CFL[0], tb->lkey[0])) + temp_l);
}
/* Calculate new body, position in item and insert_size[0] */
zeros_num -= l_n;
pos_in_item = 0;
- RFALSE(comp_short_le_keys(B_N_PKEY(tbS0, 0), B_N_PKEY(tb->L[0], B_NR_ITEMS(tb->L[0]) - 1))
- || !op_is_left_mergeable(B_N_PKEY(tbS0, 0), tbS0->b_size)
- || !op_is_left_mergeable(B_N_PDELIM_KEY(tb->CFL[0], tb->lkey[0]), tbS0->b_size),
+ RFALSE(comp_short_le_keys(leaf_key(tbS0, 0), leaf_key(tb->L[0], B_NR_ITEMS(tb->L[0]) - 1))
+ || !op_is_left_mergeable(leaf_key(tbS0, 0), tbS0->b_size)
+ || !op_is_left_mergeable(internal_key(tb->CFL[0], tb->lkey[0]), tbS0->b_size),
"PAP-12120: item must be merge-able with left neighboring item");
} else { /* only part of the appended item will be in L[0] */
struct item_head *pasted;
- if (!item_pos && op_is_left_mergeable(B_N_PKEY(tbS0, 0), tbS0->b_size)) { /* if we paste into first item of S[0] and it is left mergable */
+ if (!item_pos && op_is_left_mergeable(leaf_key(tbS0, 0), tbS0->b_size)) { /* if we paste into first item of S[0] and it is left mergable */
/* then increment pos_in_item by the size of the last item in L[0] */
- pasted = B_N_PITEM_HEAD(tb->L[0], n - 1);
+ pasted = item_head(tb->L[0], n - 1);
if (is_direntry_le_ih(pasted))
pos_in_item += ih_entry_count(pasted);
else
body, zeros_num);
/* if appended item is directory, paste entry */
- pasted = B_N_PITEM_HEAD(tb->L[0], n + item_pos - ret_val);
+ pasted = item_head(tb->L[0], n + item_pos - ret_val);
if (is_direntry_le_ih(pasted))
leaf_paste_entries(&bi, n + item_pos - ret_val,
pos_in_item, 1,
if (n - tb->rnum[0] <= item_pos) { /* pasted item or part of it falls to R[0] */
if (item_pos == n - tb->rnum[0] && tb->rbytes != -1) { /* we must shift the part of the appended item */
- if (is_direntry_le_ih(B_N_PITEM_HEAD(tbS0, item_pos))) { /* we append to directory item */
+ if (is_direntry_le_ih(item_head(tbS0, item_pos))) { /* we append to directory item */
int entry_count;
RFALSE(zeros_num,
"PAP-12145: invalid parameter in case of a directory");
- entry_count = I_ENTRY_COUNT(B_N_PITEM_HEAD
+ entry_count = ih_entry_count(item_head
(tbS0, item_pos));
if (entry_count - tb->rbytes <
pos_in_item)
n_shift = 0;
RFALSE(pos_in_item != ih_item_len
- (B_N_PITEM_HEAD(tbS0, item_pos)),
+ (item_head(tbS0, item_pos)),
"PAP-12155: invalid position to paste. ih_item_len=%d, pos_in_item=%d",
pos_in_item, ih_item_len
- (B_N_PITEM_HEAD(tbS0, item_pos)));
+ (item_head(tbS0, item_pos)));
leaf_shift_right(tb, tb->rnum[0], n_shift);
/* Calculate number of bytes which must remain in body after appending to R[0] */
int version;
unsigned long temp_rem = n_rem;
- version = ih_version(B_N_PITEM_HEAD(tb->R[0], 0));
- if (is_indirect_le_key(version, B_N_PKEY(tb->R[0], 0))) {
+ version = ih_version(item_head(tb->R[0], 0));
+ if (is_indirect_le_key(version, leaf_key(tb->R[0], 0))) {
temp_rem = n_rem << (tb->tb_sb->s_blocksize_bits - UNFM_P_SHIFT);
}
- set_le_key_k_offset(version, B_N_PKEY(tb->R[0], 0),
- le_key_k_offset(version, B_N_PKEY(tb->R[0], 0)) + temp_rem);
- set_le_key_k_offset(version, B_N_PDELIM_KEY(tb->CFR[0], tb->rkey[0]),
- le_key_k_offset(version, B_N_PDELIM_KEY(tb->CFR[0], tb->rkey[0])) + temp_rem);
+ set_le_key_k_offset(version, leaf_key(tb->R[0], 0),
+ le_key_k_offset(version, leaf_key(tb->R[0], 0)) + temp_rem);
+ set_le_key_k_offset(version, internal_key(tb->CFR[0], tb->rkey[0]),
+ le_key_k_offset(version, internal_key(tb->CFR[0], tb->rkey[0])) + temp_rem);
}
-/* k_offset (B_N_PKEY(tb->R[0],0)) += n_rem;
- k_offset (B_N_PDELIM_KEY(tb->CFR[0],tb->rkey[0])) += n_rem;*/
+/* k_offset (leaf_key(tb->R[0],0)) += n_rem;
+ k_offset (internal_key(tb->CFR[0],tb->rkey[0])) += n_rem;*/
do_balance_mark_internal_dirty(tb, tb->CFR[0], 0);
/* Append part of body into R[0] */
tb->insert_size[0] - n_rem,
r_body, r_zeros_number);
- if (is_indirect_le_ih(B_N_PITEM_HEAD(tb->R[0], 0))) {
+ if (is_indirect_le_ih(item_head(tb->R[0], 0))) {
#if 0
RFALSE(n_rem,
"PAP-12160: paste more than one unformatted node pointer");
#endif
- set_ih_free_space(B_N_PITEM_HEAD(tb->R[0], 0), 0);
+ set_ih_free_space(item_head(tb->R[0], 0), 0);
}
tb->insert_size[0] = n_rem;
if (!n_rem)
}
/* paste new entry, if item is directory item */
- pasted = B_N_PITEM_HEAD(tb->R[0], item_pos - n + tb->rnum[0]);
+ pasted = item_head(tb->R[0], item_pos - n + tb->rnum[0]);
if (is_direntry_le_ih(pasted) && pos_in_item >= 0) {
leaf_paste_entries(&bi, item_pos - n + tb->rnum[0],
pos_in_item, 1,
if (!tb->CFR[0])
reiserfs_panic(tb->tb_sb, "vs-12195",
"CFR not initialized");
- copy_key(B_N_PDELIM_KEY(tb->CFL[0], tb->lkey[0]),
- B_N_PDELIM_KEY(tb->CFR[0], tb->rkey[0]));
+ copy_key(internal_key(tb->CFL[0], tb->lkey[0]),
+ internal_key(tb->CFR[0], tb->rkey[0]));
do_balance_mark_internal_dirty(tb, tb->CFL[0], 0);
}
RFALSE(ih, "PAP-12210: ih must be 0");
- aux_ih = B_N_PITEM_HEAD(tbS0, item_pos);
+ aux_ih = item_head(tbS0, item_pos);
if (is_direntry_le_ih(aux_ih)) {
/* we append to directory item */
int n_shift, n_rem, r_zeros_number;
const char *r_body;
- RFALSE(pos_in_item != ih_item_len(B_N_PITEM_HEAD(tbS0, item_pos)) || tb->insert_size[0] <= 0,
+ RFALSE(pos_in_item != ih_item_len(item_head(tbS0, item_pos)) || tb->insert_size[0] <= 0,
"PAP-12225: item too short or insert_size <= 0");
/* Calculate number of bytes which must be shifted from appended item */
{
struct item_head *tmp;
- tmp = B_N_PITEM_HEAD(S_new[i], 0);
+ tmp = item_head(S_new[i], 0);
if (is_indirect_le_ih
(tmp)) {
set_ih_free_space(tmp, 0);
struct item_head *pasted;
#ifdef CONFIG_REISERFS_CHECK
- struct item_head *ih_check = B_N_PITEM_HEAD(tbS0, item_pos);
+ struct item_head *ih_check = item_head(tbS0, item_pos);
if (!is_direntry_le_ih(ih_check)
&& (pos_in_item != ih_item_len(ih_check)
tb->insert_size[0],
body, zeros_num);
- pasted = B_N_PITEM_HEAD(S_new[i], item_pos - n + snum[i]);
+ pasted = item_head(S_new[i], item_pos - n + snum[i]);
if (is_direntry_le_ih(pasted)) {
leaf_paste_entries(&bi,
item_pos - n + snum[i],
(flag == M_DELETE) ? "DELETE" : ((flag == M_CUT) ? "CUT" : "UNKNOWN"), flag);
}
- memcpy(insert_key + i, B_N_PKEY(S_new[i], 0), KEY_SIZE);
+ memcpy(insert_key + i, leaf_key(S_new[i], 0), KEY_SIZE);
insert_ptr[i] = S_new[i];
RFALSE(!buffer_journaled(S_new[i])
case M_PASTE:{ /* append item in S[0] */
struct item_head *pasted;
- pasted = B_N_PITEM_HEAD(tbS0, item_pos);
+ pasted = item_head(tbS0, item_pos);
/* when directory, may be new entry already pasted */
if (is_direntry_le_ih(pasted)) {
if (pos_in_item >= 0 && pos_in_item <= ih_entry_count(pasted)) {
if (B_IS_ITEMS_LEVEL(src))
/* source buffer contains leaf node */
- memcpy(B_N_PDELIM_KEY(dest, n_dest), B_N_PITEM_HEAD(src, n_src),
+ memcpy(internal_key(dest, n_dest), item_head(src, n_src),
KEY_SIZE);
else
- memcpy(B_N_PDELIM_KEY(dest, n_dest), B_N_PDELIM_KEY(src, n_src),
+ memcpy(internal_key(dest, n_dest), internal_key(src, n_src),
KEY_SIZE);
do_balance_mark_internal_dirty(tb, dest, 0);
vn->vn_free_ptr += vn->vn_nr_item * sizeof(struct virtual_item);
/* first item in the node */
- ih = B_N_PITEM_HEAD(Sh, 0);
+ ih = item_head(Sh, 0);
/* define the mergeability for 0-th item (if it is not being deleted) */
if (op_is_left_mergeable(&(ih->ih_key), Sh->b_size)
vi->vi_item_len += ih_item_len(ih + j) + IH_SIZE;
vi->vi_ih = ih + j;
- vi->vi_item = B_I_PITEM(Sh, ih + j);
+ vi->vi_item = ih_item_body(Sh, ih + j);
vi->vi_uarea = vn->vn_free_ptr;
// FIXME: there is no check, that item operation did not
if (tb->CFR[0]) {
struct reiserfs_key *key;
- key = B_N_PDELIM_KEY(tb->CFR[0], tb->rkey[0]);
+ key = internal_key(tb->CFR[0], tb->rkey[0]);
if (op_is_left_mergeable(key, Sh->b_size)
&& (vn->vn_mode != M_DELETE
|| vn->vn_affected_item_num != B_NR_ITEMS(Sh) - 1))
/* we delete last item and it could be merged with right neighbor's first item */
if (!
(B_NR_ITEMS(Sh) == 1
- && is_direntry_le_ih(B_N_PITEM_HEAD(Sh, 0))
- && I_ENTRY_COUNT(B_N_PITEM_HEAD(Sh, 0)) == 1)) {
+ && is_direntry_le_ih(item_head(Sh, 0))
+ && ih_entry_count(item_head(Sh, 0)) == 1)) {
/* node contains more than 1 item, or item is not directory item, or this item contains more than 1 entry */
print_block(Sh, 0, -1, -1);
reiserfs_panic(tb->tb_sb, "vs-8045",
"vs-8125: item number must be 1: it is %d",
B_NR_ITEMS(S0));
- ih = B_N_PITEM_HEAD(S0, 0);
+ ih = item_head(S0, 0);
if (tb->CFR[0]
&& !comp_short_le_keys(&(ih->ih_key),
- B_N_PDELIM_KEY(tb->CFR[0],
+ internal_key(tb->CFR[0],
tb->rkey[0])))
if (is_direntry_le_ih(ih)) {
/* Directory must be in correct state here: that is
/* Form key to get parent of the left/right neighbor. */
le_key2cpu_key(&s_lr_father_key,
- B_N_PDELIM_KEY(*pcom_father,
+ internal_key(*pcom_father,
(c_lr_par ==
LEFT_PARENTS) ? (tb->lkey[h - 1] =
position -
struct item_head *ih;
struct reiserfs_key *r_key = NULL;
- ih = B_N_PITEM_HEAD(Sh, 0);
+ ih = item_head(Sh, 0);
if (tb->CFR[h])
- r_key = B_N_PDELIM_KEY(tb->CFR[h], tb->rkey[h]);
+ r_key = internal_key(tb->CFR[h], tb->rkey[h]);
if (lfree + rfree + sfree < MAX_CHILD_SIZE(Sh) + levbytes
/* shifting may merge items which might save space */
memcpy(dc, new_dc, DC_SIZE * count);
/* prepare space for count items */
- ih = B_N_PDELIM_KEY(cur, ((to == -1) ? 0 : to));
+ ih = internal_key(cur, ((to == -1) ? 0 : to));
memmove(ih + count, ih,
(nr - to) * KEY_SIZE + (nr + 1 + count) * DC_SIZE);
dc = B_N_CHILD(cur, first_p);
memmove(dc, dc + del_num, (nr + 1 - first_p - del_num) * DC_SIZE);
- key = B_N_PDELIM_KEY(cur, first_i);
+ key = internal_key(cur, first_i);
memmove(key, key + del_num,
(nr - first_i - del_num) * KEY_SIZE + (nr + 1 -
del_num) * DC_SIZE);
memcpy(dc, B_N_CHILD(src, src_order), DC_SIZE * cpy_num);
/* prepare space for cpy_num - 1 item headers */
- key = B_N_PDELIM_KEY(dest, dest_order);
+ key = internal_key(dest, dest_order);
memmove(key + cpy_num - 1, key,
KEY_SIZE * (nr_dest - dest_order) + DC_SIZE * (nr_dest +
cpy_num));
/* insert headers */
- memcpy(key, B_N_PDELIM_KEY(src, src_order), KEY_SIZE * (cpy_num - 1));
+ memcpy(key, internal_key(src, src_order), KEY_SIZE * (cpy_num - 1));
/* sizes, item number */
set_blkh_nr_item(blkh, blkh_nr_item(blkh) + (cpy_num - 1));
nr = blkh_nr_item(blkh);
/* prepare space for inserting key */
- key = B_N_PDELIM_KEY(dest, dest_position_before);
+ key = internal_key(dest, dest_position_before);
memmove(key + 1, key,
(nr - dest_position_before) * KEY_SIZE + (nr + 1) * DC_SIZE);
/* insert key */
- memcpy(key, B_N_PDELIM_KEY(src, src_position), KEY_SIZE);
+ memcpy(key, internal_key(src, src_position), KEY_SIZE);
/* Change dirt, free space, item number fields. */
if (B_NR_ITEMS(PATH_H_PBUFFER(tb->tb_path, h)) == 0)
return;
- memcpy(B_N_PDELIM_KEY(tb->CFL[h], tb->lkey[h]), key, KEY_SIZE);
+ memcpy(internal_key(tb->CFL[h], tb->lkey[h]), key, KEY_SIZE);
do_balance_mark_internal_dirty(tb, tb->CFL[h], 0);
}
"R[h] can not be empty if it exists (item number=%d)",
B_NR_ITEMS(tb->R[h]));
- memcpy(B_N_PDELIM_KEY(tb->CFR[h], tb->rkey[h]), key, KEY_SIZE);
+ memcpy(internal_key(tb->CFR[h], tb->rkey[h]), key, KEY_SIZE);
do_balance_mark_internal_dirty(tb, tb->CFR[h], 0);
}
/* new items don't fall into S_new */
/* store the delimiting key for the next level */
/* new_insert_key = (n - snum)'th key in S[h] */
- memcpy(&new_insert_key, B_N_PDELIM_KEY(tbSh, n - snum),
+ memcpy(&new_insert_key, internal_key(tbSh, n - snum),
KEY_SIZE);
/* last parameter is del_par */
internal_move_pointers_items(&dest_bi, &src_bi,
/* store the delimiting key for the next level */
/* new_insert_key = (n + insert_item - snum)'th key in S[h] */
memcpy(&new_insert_key,
- B_N_PDELIM_KEY(tbSh, n + insert_num - snum),
+ internal_key(tbSh, n + insert_num - snum),
KEY_SIZE);
/* last parameter is del_par */
internal_move_pointers_items(&dest_bi, &src_bi,
}
//
bh = get_last_bh(&path);
- ih = get_ih(&path);
+ ih = tp_item_head(&path);
if (is_indirect_le_ih(ih)) {
- __le32 *ind_item = (__le32 *) B_I_PITEM(bh, ih);
+ __le32 *ind_item = (__le32 *) ih_item_body(bh, ih);
/* FIXME: here we could cache indirect item or part of it in
the inode to avoid search_by_key in case of subsequent
} else {
chars = ih_item_len(ih) - path.pos_in_item;
}
- memcpy(p, B_I_PITEM(bh, ih) + path.pos_in_item, chars);
+ memcpy(p, ih_item_body(bh, ih) + path.pos_in_item, chars);
if (done)
break;
// i/o error most likely
break;
bh = get_last_bh(&path);
- ih = get_ih(&path);
+ ih = tp_item_head(&path);
} while (1);
flush_dcache_page(bh_result->b_page);
}
bh = get_last_bh(&path);
- ih = get_ih(&path);
- item = get_item(&path);
+ ih = tp_item_head(&path);
+ item = tp_item_body(&path);
pos_in_item = path.pos_in_item;
fs_gen = get_generation(inode->i_sb);
goto failure;
}
bh = get_last_bh(&path);
- ih = get_ih(&path);
- item = get_item(&path);
+ ih = tp_item_head(&path);
+ item = tp_item_body(&path);
pos_in_item = path.pos_in_item;
} while (1);
//int version = ITEM_VERSION_1;
bh = PATH_PLAST_BUFFER(path);
- ih = PATH_PITEM_HEAD(path);
+ ih = tp_item_head(path);
copy_key(INODE_PKEY(inode), &(ih->ih_key));
if (stat_data_v1(ih)) {
struct stat_data_v1 *sd =
- (struct stat_data_v1 *)B_I_PITEM(bh, ih);
+ (struct stat_data_v1 *)ih_item_body(bh, ih);
unsigned long blocks;
set_inode_item_key_version(inode, KEY_FORMAT_3_5);
} else {
// new stat data found, but object may have old items
// (directories and symlinks)
- struct stat_data *sd = (struct stat_data *)B_I_PITEM(bh, ih);
+ struct stat_data *sd = (struct stat_data *)ih_item_body(bh, ih);
inode->i_mode = sd_v2_mode(sd);
set_nlink(inode, sd_v2_nlink(sd));
struct item_head *ih;
bh = PATH_PLAST_BUFFER(path);
- ih = PATH_PITEM_HEAD(path);
+ ih = tp_item_head(path);
if (!is_statdata_le_ih(ih))
reiserfs_panic(inode->i_sb, "vs-13065", "key %k, found item %h",
if (stat_data_v1(ih)) {
// path points to old stat data
- inode2sd_v1(B_I_PITEM(bh, ih), inode, size);
+ inode2sd_v1(ih_item_body(bh, ih), inode, size);
} else {
- inode2sd(B_I_PITEM(bh, ih), inode, size);
+ inode2sd(ih_item_body(bh, ih), inode, size);
}
return;
** search if the stat data item has moved
*/
bh = get_last_bh(&path);
- ih = get_ih(&path);
+ ih = tp_item_head(&path);
copy_item_head(&tmp_ih, ih);
fs_gen = get_generation(inode->i_sb);
reiserfs_prepare_for_journal(inode->i_sb, bh, 1);
}
bh = get_last_bh(&path);
- ih = get_ih(&path);
- item = get_item(&path);
+ ih = tp_item_head(&path);
+ item = tp_item_body(&path);
pos_in_item = path.pos_in_item;
/* we've found an unformatted node */
goto research;
}
- memcpy(B_I_PITEM(bh, ih) + pos_in_item, p + bytes_copied,
+ memcpy(ih_item_body(bh, ih) + pos_in_item, p + bytes_copied,
copy_size);
journal_mark_dirty(&th, inode->i_sb, bh);
deh = (struct reiserfs_de_head *)item;
- for (i = 0; i < I_ENTRY_COUNT(ih); i++, deh++) {
+ for (i = 0; i < ih_entry_count(ih); i++, deh++) {
namelen =
(i ? (deh_location(deh - 1)) : ih_item_len(ih)) -
deh_location(deh);
// FIXME: type something here!
deh = (struct reiserfs_de_head *)item;
- for (i = 0; i < I_ENTRY_COUNT(ih); i++, deh++) {
+ for (i = 0; i < ih_entry_count(ih); i++, deh++) {
;
}
}
int copy_records_len; /* length of all records in item to be copied */
char *records;
- ih = B_N_PITEM_HEAD(source, item_num);
+ ih = item_head(source, item_num);
RFALSE(!is_direntry_le_ih(ih), "vs-10000: item must be directory item");
(last_first == FIRST_TO_LAST && le_ih_k_offset(ih) == DOT_OFFSET) ||
(last_first == LAST_TO_FIRST
&& comp_short_le_keys /*COMP_SHORT_KEYS */ (&ih->ih_key,
- B_N_PKEY(dest,
+ leaf_key(dest,
item_num_in_dest))))
{
/* create new item in dest */
if (last_first == LAST_TO_FIRST) {
/* form key by the following way */
- if (from < I_ENTRY_COUNT(ih)) {
+ if (from < ih_entry_count(ih)) {
set_le_ih_k_offset(&new_ih,
deh_offset(&(deh[from])));
/*memcpy (&new_ih.ih_key.k_offset, &deh[from].deh_offset, SHORT_KEY_SIZE); */
leaf_paste_entries(dest_bi, item_num_in_dest,
(last_first ==
- FIRST_TO_LAST) ? I_ENTRY_COUNT(B_N_PITEM_HEAD(dest,
+ FIRST_TO_LAST) ? ih_entry_count(item_head(dest,
item_num_in_dest))
: 0, copy_count, deh + from, records,
DEH_SIZE * copy_count + copy_records_len);
/* if ( DEST is empty or first item of SOURCE and last item of DEST are the items of different objects
or of different types ) then there is no need to treat this item differently from the other items
that we copy, so we return */
- ih = B_N_PITEM_HEAD(src, 0);
- dih = B_N_PITEM_HEAD(dest, dest_nr_item - 1);
+ ih = item_head(src, 0);
+ dih = item_head(dest, dest_nr_item - 1);
if (!dest_nr_item
|| (!op_is_left_mergeable(&(ih->ih_key), src->b_size)))
/* there is nothing to merge */
item of dest buffer. Both are of the same file */
leaf_paste_in_buffer(dest_bi,
dest_nr_item - 1, ih_item_len(dih),
- bytes_or_entries, B_I_PITEM(src, ih), 0);
+ bytes_or_entries, ih_item_body(src, ih), 0);
if (is_indirect_le_ih(dih)) {
RFALSE(get_ih_free_space(dih),
are the items of different object or of different types )
*/
src_nr_item = B_NR_ITEMS(src);
- ih = B_N_PITEM_HEAD(src, src_nr_item - 1);
- dih = B_N_PITEM_HEAD(dest, 0);
+ ih = item_head(src, src_nr_item - 1);
+ dih = item_head(dest, 0);
if (!dest_nr_item || !op_is_left_mergeable(&(dih->ih_key), src->b_size))
return 0;
}
leaf_paste_in_buffer(dest_bi, 0, 0, bytes_or_entries,
- B_I_PITEM(src,
+ ih_item_body(src,
ih) + ih_item_len(ih) - bytes_or_entries,
0);
return 1;
dest_before = (last_first == LAST_TO_FIRST) ? 0 : nr;
/* location of head of first new item */
- ih = B_N_PITEM_HEAD(dest, dest_before);
+ ih = item_head(dest, dest_before);
RFALSE(blkh_free_space(blkh) < cpy_num * IH_SIZE,
"vs-10140: not enough free space for headers %d (needed %d)",
memmove(ih + cpy_num, ih, (nr - dest_before) * IH_SIZE);
/* copy item headers */
- memcpy(ih, B_N_PITEM_HEAD(src, first), cpy_num * IH_SIZE);
+ memcpy(ih, item_head(src, first), cpy_num * IH_SIZE);
free_space -= (IH_SIZE * cpy_num);
set_blkh_free_space(blkh, free_space);
/* copy items */
memcpy(dest->b_data + last_inserted_loc,
- B_N_PITEM(src, (first + cpy_num - 1)), j - last_inserted_loc);
+ item_body(src, (first + cpy_num - 1)),
+ j - last_inserted_loc);
/* sizes, item number */
set_blkh_nr_item(blkh, nr + cpy_num);
if (last_first == FIRST_TO_LAST) {
/* if ( if item in position item_num in buffer SOURCE is directory item ) */
- ih = B_N_PITEM_HEAD(src, item_num);
+ ih = item_head(src, item_num);
if (is_direntry_le_ih(ih))
leaf_copy_dir_entries(dest_bi, src, FIRST_TO_LAST,
item_num, 0, cpy_bytes);
"vs-10190: bad mergeability of item %h", ih);
n_ih.ih_version = ih->ih_version; /* JDM Endian safe, both le */
leaf_insert_into_buf(dest_bi, B_NR_ITEMS(dest), &n_ih,
- B_N_PITEM(src, item_num), 0);
+ item_body(src, item_num), 0);
}
} else {
/* if ( if item in position item_num in buffer SOURCE is directory item ) */
- ih = B_N_PITEM_HEAD(src, item_num);
+ ih = item_head(src, item_num);
if (is_direntry_le_ih(ih))
leaf_copy_dir_entries(dest_bi, src, LAST_TO_FIRST,
item_num,
- I_ENTRY_COUNT(ih) - cpy_bytes,
+ ih_entry_count(ih) - cpy_bytes,
cpy_bytes);
else {
struct item_head n_ih;
n_ih.ih_version = ih->ih_version; /* JDM Endian safe, both le */
leaf_insert_into_buf(dest_bi, 0, &n_ih,
- B_N_PITEM(src,
- item_num) +
- ih_item_len(ih) - cpy_bytes, 0);
+ item_body(src, item_num) +
+ ih_item_len(ih) - cpy_bytes, 0);
}
}
}
replace_key(tb, tb->CFL[0], tb->lkey[0], S0, 0);
RFALSE((shift_bytes != -1 &&
- !(is_direntry_le_ih(B_N_PITEM_HEAD(S0, 0))
- && !I_ENTRY_COUNT(B_N_PITEM_HEAD(S0, 0)))) &&
+ !(is_direntry_le_ih(item_head(S0, 0))
+ && !ih_entry_count(item_head(S0, 0)))) &&
(!op_is_left_mergeable
- (B_N_PKEY(S0, 0), S0->b_size)),
+ (leaf_key(S0, 0), S0->b_size)),
"vs-10280: item must be mergeable");
}
}
leaf_delete_items_entirely(cur_bi, first + 1,
del_num - 1);
- ih = B_N_PITEM_HEAD(bh, B_NR_ITEMS(bh) - 1);
+ ih = item_head(bh, B_NR_ITEMS(bh) - 1);
if (is_direntry_le_ih(ih))
/* the last item is directory */
/* len = numbers of directory entries in this item */
zeros_number, ih_item_len(inserted_item_ih));
/* get item new item must be inserted before */
- ih = B_N_PITEM_HEAD(bh, before);
+ ih = item_head(bh, before);
/* prepare space for the body of new item */
last_loc = nr ? ih_location(&(ih[nr - before - 1])) : bh->b_size;
#endif /* CONFIG_REISERFS_CHECK */
/* item to be appended */
- ih = B_N_PITEM_HEAD(bh, affected_item_num);
+ ih = item_head(bh, affected_item_num);
last_loc = ih_location(&(ih[nr - affected_item_num - 1]));
unmoved_loc = affected_item_num ? ih_location(ih - 1) : bh->b_size;
/* make sure, that item is directory and there are enough entries to
remove */
RFALSE(!is_direntry_le_ih(ih), "10180: item is not directory item");
- RFALSE(I_ENTRY_COUNT(ih) < from + del_count,
+ RFALSE(ih_entry_count(ih) < from + del_count,
"10185: item contains not enough entries: entry_count = %d, from = %d, to delete = %d",
- I_ENTRY_COUNT(ih), from, del_count);
+ ih_entry_count(ih), from, del_count);
if (del_count == 0)
return 0;
prev_record = item + prev_record_offset;
/* adjust locations of remaining entries */
- for (i = I_ENTRY_COUNT(ih) - 1; i > from + del_count - 1; i--)
+ for (i = ih_entry_count(ih) - 1; i > from + del_count - 1; i--)
put_deh_location(&(deh[i]),
deh_location(&deh[i]) -
(DEH_SIZE * del_count));
nr = blkh_nr_item(blkh);
/* item head of truncated item */
- ih = B_N_PITEM_HEAD(bh, cut_item_num);
+ ih = item_head(bh, cut_item_num);
if (is_direntry_le_ih(ih)) {
/* first cut entry () */
return;
}
- ih = B_N_PITEM_HEAD(bh, first);
+ ih = item_head(bh, first);
/* location of unmovable item */
j = (first == 0) ? bh->b_size : ih_location(ih - 1);
if (new_entry_count == 0)
return;
- ih = B_N_PITEM_HEAD(bh, item_num);
+ ih = item_head(bh, item_num);
/* make sure, that item is directory, and there are enough records in it */
RFALSE(!is_direntry_le_ih(ih), "10225: item is not directory item");
- RFALSE(I_ENTRY_COUNT(ih) < before,
+ RFALSE(ih_entry_count(ih) < before,
"10230: there are no entry we paste entries before. entry_count = %d, before = %d",
- I_ENTRY_COUNT(ih), before);
+ ih_entry_count(ih), before);
/* first byte of dest item */
item = bh->b_data + ih_location(ih);
: (ih_item_len(ih) - paste_size));
/* adjust locations of records that will be AFTER new records */
- for (i = I_ENTRY_COUNT(ih) - 1; i >= before; i--)
+ for (i = ih_entry_count(ih) - 1; i >= before; i--)
put_deh_location(&(deh[i]),
deh_location(&(deh[i])) +
(DEH_SIZE * new_entry_count));
put_deh_location(&(deh[i]),
deh_location(&(deh[i])) + paste_size);
- old_entry_num = I_ENTRY_COUNT(ih);
+ old_entry_num = ih_entry_count(ih);
put_ih_entry_count(ih, ih_entry_count(ih) + new_entry_count);
/* prepare space for pasted records */
int prev, next;
/* check record locations */
deh = B_I_DEH(bh, ih);
- for (i = 0; i < I_ENTRY_COUNT(ih); i++) {
+ for (i = 0; i < ih_entry_count(ih); i++) {
next =
(i <
- I_ENTRY_COUNT(ih) -
+ ih_entry_count(ih) -
1) ? deh_location(&(deh[i + 1])) : 0;
prev = (i != 0) ? deh_location(&(deh[i - 1])) : 0;
int rbound, lbound, j;
lbound = 0;
- rbound = I_ENTRY_COUNT(ih) - 1;
+ rbound = ih_entry_count(ih) - 1;
for (j = (rbound + lbound) / 2; lbound <= rbound;
j = (rbound + lbound) / 2) {
struct treepath *path)
{
de->de_bh = get_last_bh(path);
- de->de_ih = get_ih(path);
+ de->de_ih = tp_item_head(path);
de->de_deh = B_I_DEH(de->de_bh, de->de_ih);
de->de_item_num = PATH_LAST_POSITION(path);
}
de->de_entrylen = entry_length(de->de_bh, de->de_ih, de->de_entry_num);
de->de_namelen = de->de_entrylen - (de_with_sd(deh) ? SD_SIZE : 0);
- de->de_name = B_I_PITEM(de->de_bh, de->de_ih) + deh_location(deh);
+ de->de_name = ih_item_body(de->de_bh, de->de_ih) + deh_location(deh);
if (de->de_name[de->de_namelen - 1] == 0)
de->de_namelen = strlen(de->de_name);
}
i = de->de_entry_num;
- if (i == I_ENTRY_COUNT(de->de_ih) ||
+ if (i == ih_entry_count(de->de_ih) ||
GET_HASH_VALUE(deh_offset(deh + i)) !=
GET_HASH_VALUE(cpu_key_k_offset(key))) {
i--;
return -EIO;
}
- copy_item_head(&old_entry_ih, get_ih(&old_entry_path));
+ copy_item_head(&old_entry_ih, tp_item_head(&old_entry_path));
reiserfs_prepare_for_journal(old_inode->i_sb, old_de.de_bh, 1);
return -EIO;
}
- copy_item_head(&new_entry_ih, get_ih(&new_entry_path));
+ copy_item_head(&new_entry_ih, tp_item_head(&new_entry_path));
reiserfs_prepare_for_journal(old_inode->i_sb, new_de.de_bh, 1);
return -EIO;
}
copy_item_head(&dot_dot_ih,
- get_ih(&dot_dot_entry_path));
+ tp_item_head(&dot_dot_entry_path));
// node containing ".." gets into transaction
reiserfs_prepare_for_journal(old_inode->i_sb,
dot_dot_de.de_bh, 1);
dc = B_N_CHILD(bh, from);
reiserfs_printk("PTR %d: %y ", from, dc);
- for (i = from, key = B_N_PDELIM_KEY(bh, from), dc++; i < to;
+ for (i = from, key = internal_key(bh, from), dc++; i < to;
i++, key++, dc++) {
reiserfs_printk("KEY %d: %k PTR %d: %y ", i, key, i + 1, dc);
if (i && i % 4 == 0)
check_leaf(bh);
blkh = B_BLK_HEAD(bh);
- ih = B_N_PITEM_HEAD(bh, 0);
+ ih = item_head(bh, 0);
nr = blkh_nr_item(blkh);
printk
("-------------------------------------------------------------------------------\n");
reiserfs_printk("|%2d| %h |\n", i, ih);
if (print_mode & PRINT_LEAF_ITEMS)
- op_print_item(ih, B_I_PITEM(bh, ih));
+ op_print_item(ih, ih_item_body(bh, ih));
}
printk
if (!bh)
return;
check_leaf_block_head(bh);
- for (i = 0, ih = B_N_PITEM_HEAD(bh, 0); i < B_NR_ITEMS(bh); i++, ih++)
- op_check_item(ih, B_I_PITEM(bh, ih));
+ for (i = 0, ih = item_head(bh, 0); i < B_NR_ITEMS(bh); i++, ih++)
+ op_check_item(ih, ih_item_body(bh, ih));
}
void check_internal(struct buffer_head *bh)
static inline loff_t le_key_k_type(int version, const struct reiserfs_key *key)
{
- return (version == KEY_FORMAT_3_5) ?
- uniqueness2type(le32_to_cpu(key->u.k_offset_v1.k_uniqueness)) :
- offset_v2_k_type(&(key->u.k_offset_v2));
+ if (version == KEY_FORMAT_3_5) {
+ loff_t val = le32_to_cpu(key->u.k_offset_v1.k_uniqueness);
+ return uniqueness2type(val);
+ } else
+ return offset_v2_k_type(&(key->u.k_offset_v2));
}
static inline loff_t le_ih_k_type(const struct item_head *ih)
static inline void set_le_key_k_offset(int version, struct reiserfs_key *key,
loff_t offset)
{
- (version == KEY_FORMAT_3_5) ? (void)(key->u.k_offset_v1.k_offset = cpu_to_le32(offset)) : /* jdm check */
- (void)(set_offset_v2_k_offset(&(key->u.k_offset_v2), offset));
+ if (version == KEY_FORMAT_3_5)
+ key->u.k_offset_v1.k_offset = cpu_to_le32(offset);
+ else
+ set_offset_v2_k_offset(&key->u.k_offset_v2, offset);
+}
+
+static inline void add_le_key_k_offset(int version, struct reiserfs_key *key,
+ loff_t offset)
+{
+ set_le_key_k_offset(version, key,
+ le_key_k_offset(version, key) + offset);
+}
+
+static inline void add_le_ih_k_offset(struct item_head *ih, loff_t offset)
+{
+ add_le_key_k_offset(ih_version(ih), &(ih->ih_key), offset);
}
static inline void set_le_ih_k_offset(struct item_head *ih, loff_t offset)
static inline void set_le_key_k_type(int version, struct reiserfs_key *key,
int type)
{
- (version == KEY_FORMAT_3_5) ?
- (void)(key->u.k_offset_v1.k_uniqueness =
- cpu_to_le32(type2uniqueness(type)))
- : (void)(set_offset_v2_k_type(&(key->u.k_offset_v2), type));
+ if (version == KEY_FORMAT_3_5) {
+ type = type2uniqueness(type);
+ key->u.k_offset_v1.k_uniqueness = cpu_to_le32(type);
+ } else
+ set_offset_v2_k_type(&key->u.k_offset_v2, type);
}
static inline void set_le_ih_k_type(struct item_head *ih, int type)
extern void make_empty_dir_item(char *body, __le32 dirid, __le32 objid,
__le32 par_dirid, __le32 par_objid);
-/* array of the entry headers */
- /* get item body */
-#define B_I_PITEM(bh,ih) ( (bh)->b_data + ih_location(ih) )
-#define B_I_DEH(bh,ih) ((struct reiserfs_de_head *)(B_I_PITEM(bh,ih)))
-
-/* length of the directory entry in directory item. This define
- calculates length of i-th directory entry using directory entry
- locations from dir entry head. When it calculates length of 0-th
- directory entry, it uses length of whole item in place of entry
- location of the non-existent following entry in the calculation.
- See picture above.*/
-/*
-#define I_DEH_N_ENTRY_LENGTH(ih,deh,i) \
-((i) ? (deh_location((deh)-1) - deh_location((deh))) : (ih_item_len((ih)) - deh_location((deh))))
-*/
-static inline int entry_length(const struct buffer_head *bh,
- const struct item_head *ih, int pos_in_item)
-{
- struct reiserfs_de_head *deh;
-
- deh = B_I_DEH(bh, ih) + pos_in_item;
- if (pos_in_item)
- return deh_location(deh - 1) - deh_location(deh);
-
- return ih_item_len(ih) - deh_location(deh);
-}
-
-/* number of entries in the directory item, depends on ENTRY_COUNT being at the start of directory dynamic data. */
-#define I_ENTRY_COUNT(ih) (ih_entry_count((ih)))
-
-/* name by bh, ih and entry_num */
-#define B_I_E_NAME(bh,ih,entry_num) ((char *)(bh->b_data + ih_location(ih) + deh_location(B_I_DEH(bh,ih)+(entry_num))))
-
// two entries per block (at least)
#define REISERFS_MAX_NAME(block_size) 255
/* these defines are useful when a particular member of a reiserfs_dir_entry is needed */
/* pointer to file name, stored in entry */
-#define B_I_DEH_ENTRY_FILE_NAME(bh,ih,deh) (B_I_PITEM (bh, ih) + deh_location(deh))
+#define B_I_DEH_ENTRY_FILE_NAME(bh, ih, deh) \
+ (ih_item_body(bh, ih) + deh_location(deh))
/* length of name */
#define I_DEH_N_ENTRY_FILE_NAME_LENGTH(ih,deh,entry_num) \
dumping paths... -Hans */
#define PATH_LAST_POSITION(path) (PATH_OFFSET_POSITION((path), (path)->path_length))
-#define PATH_PITEM_HEAD(path) B_N_PITEM_HEAD(PATH_PLAST_BUFFER(path), PATH_LAST_POSITION(path))
-
/* in do_balance leaf has h == 0 in contrast with path structure,
where root has level == 0. That is why we need these defines */
#define PATH_H_PBUFFER(path, h) PATH_OFFSET_PBUFFER (path, path->path_length - (h)) /* tb->S[h] */
#define PATH_H_PATH_OFFSET(path, n_h) ((path)->path_length - (n_h))
+static inline void *reiserfs_node_data(const struct buffer_head *bh)
+{
+ return bh->b_data + sizeof(struct block_head);
+}
+
+/* get key from internal node */
+static inline struct reiserfs_key *internal_key(struct buffer_head *bh,
+ int item_num)
+{
+ struct reiserfs_key *key = reiserfs_node_data(bh);
+
+ return &key[item_num];
+}
+
+/* get the item header from leaf node */
+static inline struct item_head *item_head(const struct buffer_head *bh,
+ int item_num)
+{
+ struct item_head *ih = reiserfs_node_data(bh);
+
+ return &ih[item_num];
+}
+
+/* get the key from leaf node */
+static inline struct reiserfs_key *leaf_key(const struct buffer_head *bh,
+ int item_num)
+{
+ return &item_head(bh, item_num)->ih_key;
+}
+
+static inline void *ih_item_body(const struct buffer_head *bh,
+ const struct item_head *ih)
+{
+ return bh->b_data + ih_location(ih);
+}
+
+/* get item body from leaf node */
+static inline void *item_body(const struct buffer_head *bh, int item_num)
+{
+ return ih_item_body(bh, item_head(bh, item_num));
+}
+
+static inline struct item_head *tp_item_head(const struct treepath *path)
+{
+ return item_head(PATH_PLAST_BUFFER(path), PATH_LAST_POSITION(path));
+}
+
+static inline void *tp_item_body(const struct treepath *path)
+{
+ return item_body(PATH_PLAST_BUFFER(path), PATH_LAST_POSITION(path));
+}
+
#define get_last_bh(path) PATH_PLAST_BUFFER(path)
-#define get_ih(path) PATH_PITEM_HEAD(path)
#define get_item_pos(path) PATH_LAST_POSITION(path)
-#define get_item(path) ((void *)B_N_PITEM(PATH_PLAST_BUFFER(path), PATH_LAST_POSITION (path)))
#define item_moved(ih,path) comp_items(ih, path)
#define path_changed(ih,path) comp_items (ih, path)
+/* array of the entry headers */
+ /* get item body */
+#define B_I_DEH(bh, ih) ((struct reiserfs_de_head *)(ih_item_body(bh, ih)))
+
+/* length of the directory entry in directory item. This define
+ calculates length of i-th directory entry using directory entry
+ locations from dir entry head. When it calculates length of 0-th
+ directory entry, it uses length of whole item in place of entry
+ location of the non-existent following entry in the calculation.
+ See picture above.*/
+/*
+#define I_DEH_N_ENTRY_LENGTH(ih,deh,i) \
+((i) ? (deh_location((deh)-1) - deh_location((deh))) : (ih_item_len((ih)) - deh_location((deh))))
+*/
+static inline int entry_length(const struct buffer_head *bh,
+ const struct item_head *ih, int pos_in_item)
+{
+ struct reiserfs_de_head *deh;
+
+ deh = B_I_DEH(bh, ih) + pos_in_item;
+ if (pos_in_item)
+ return deh_location(deh - 1) - deh_location(deh);
+
+ return ih_item_len(ih) - deh_location(deh);
+}
+
/***************************************************************************/
/* MISC */
/***************************************************************************/
/* number of bytes contained by the direct item or the unformatted nodes the indirect item points to */
-/* get the item header */
-#define B_N_PITEM_HEAD(bh,item_num) ( (struct item_head * )((bh)->b_data + BLKH_SIZE) + (item_num) )
-
-/* get key */
-#define B_N_PDELIM_KEY(bh,item_num) ( (struct reiserfs_key * )((bh)->b_data + BLKH_SIZE) + (item_num) )
-
-/* get the key */
-#define B_N_PKEY(bh,item_num) ( &(B_N_PITEM_HEAD(bh,item_num)->ih_key) )
-
-/* get item body */
-#define B_N_PITEM(bh,item_num) ( (bh)->b_data + ih_location(B_N_PITEM_HEAD((bh),(item_num))))
-
-/* get the stat data by the buffer header and the item order */
-#define B_N_STAT_DATA(bh,nr) \
-( (struct stat_data *)((bh)->b_data + ih_location(B_N_PITEM_HEAD((bh),(nr))) ) )
-
/* following defines use reiserfs buffer header and item header */
/* get stat-data */
/* indirect items consist of entries which contain blocknrs, pos
indicates which entry, and B_I_POS_UNFM_POINTER resolves to the
blocknr contained by the entry pos points to */
-#define B_I_POS_UNFM_POINTER(bh,ih,pos) le32_to_cpu(*(((unp_t *)B_I_PITEM(bh,ih)) + (pos)))
-#define PUT_B_I_POS_UNFM_POINTER(bh,ih,pos, val) do {*(((unp_t *)B_I_PITEM(bh,ih)) + (pos)) = cpu_to_le32(val); } while (0)
+#define B_I_POS_UNFM_POINTER(bh, ih, pos) \
+ le32_to_cpu(*(((unp_t *)ih_item_body(bh, ih)) + (pos)))
+#define PUT_B_I_POS_UNFM_POINTER(bh, ih, pos, val) \
+ (*(((unp_t *)ih_item_body(bh, ih)) + (pos)) = cpu_to_le32(val))
struct reiserfs_iget_args {
__u32 objectid;
return &MAX_KEY;
/* Return delimiting key if position in the parent is not equal to zero. */
if (position)
- return B_N_PDELIM_KEY(parent, position - 1);
+ return internal_key(parent, position - 1);
}
/* Return MIN_KEY if we are in the root of the buffer tree. */
if (PATH_OFFSET_PBUFFER(chk_path, FIRST_PATH_ELEMENT_OFFSET)->
return &MIN_KEY;
/* Return delimiting key if position in the parent is not the last one. */
if (position != B_NR_ITEMS(parent))
- return B_N_PDELIM_KEY(parent, position);
+ return internal_key(parent, position);
}
/* Return MAX_KEY if we are in the root of the buffer tree. */
if (PATH_OFFSET_PBUFFER(chk_path, FIRST_PATH_ELEMENT_OFFSET)->
"vs-5152: tree level (%d) is less than stop level (%d)",
node_level, stop_level);
- retval = bin_search(key, B_N_PITEM_HEAD(bh, 0),
+ retval = bin_search(key, item_head(bh, 0),
B_NR_ITEMS(bh),
(node_level ==
DISK_LEAF_NODE_LEVEL) ? IH_SIZE :
/*
* check to make sure we're in the same object
*/
- le_key = B_N_PDELIM_KEY(bh, pos);
+ le_key = internal_key(bh, pos);
if (le32_to_cpu(le_key->k_objectid) !=
key->on_disk_key.k_objectid) {
break;
if (retval == ITEM_FOUND) {
RFALSE(!ih_item_len
- (B_N_PITEM_HEAD
+ (item_head
(PATH_PLAST_BUFFER(search_path),
PATH_LAST_POSITION(search_path))),
"PAP-5165: item length equals zero");
/* Item is not found. Set path to the previous item. */
p_le_ih =
- B_N_PITEM_HEAD(PATH_PLAST_BUFFER(search_path),
+ item_head(PATH_PLAST_BUFFER(search_path),
--PATH_LAST_POSITION(search_path));
blk_size = sb->s_blocksize;
return 1;
/* we need only to know, whether it is the same item */
- ih = get_ih(path);
+ ih = tp_item_head(path);
return memcmp(stored_ih, ih, IH_SIZE);
}
)
{
struct super_block *sb = inode->i_sb;
- struct item_head *p_le_ih = PATH_PITEM_HEAD(path);
+ struct item_head *p_le_ih = tp_item_head(path);
struct buffer_head *bh = PATH_PLAST_BUFFER(path);
BUG_ON(!th->t_trans_id);
need_re_search = 0;
*cut_size = 0;
bh = PATH_PLAST_BUFFER(path);
- copy_item_head(&s_ih, PATH_PITEM_HEAD(path));
+ copy_item_head(&s_ih, tp_item_head(path));
pos = I_UNFM_NUM(&s_ih);
while (le_ih_k_offset (&s_ih) + (pos - 1) * blk_size > new_file_length) {
reiserfs_transaction_free_space(th) < JOURNAL_FOR_FREE_BLOCK_AND_UPDATE_SD)
break;
- unfm = (__le32 *)B_I_PITEM(bh, &s_ih) + pos - 1;
+ unfm = (__le32 *)ih_item_body(bh, &s_ih) + pos - 1;
block = get_block_num(unfm, 0);
if (block != 0) {
static int calc_deleted_bytes_number(struct tree_balance *tb, char mode)
{
int del_size;
- struct item_head *p_le_ih = PATH_PITEM_HEAD(tb->tb_path);
+ struct item_head *p_le_ih = tp_item_head(tb->tb_path);
if (is_statdata_le_ih(p_le_ih))
return 0;
RFALSE(mode != M_DELETE, "PAP-5320: mode must be M_DELETE");
- copy_item_head(&s_ih, PATH_PITEM_HEAD(path));
+ copy_item_head(&s_ih, tp_item_head(path));
s_del_balance.insert_size[0] = del_size;
ret_value = fix_nodes(M_DELETE, &s_del_balance, NULL, NULL);
}
// reiserfs_delete_item returns item length when success
ret_value = calc_deleted_bytes_number(&s_del_balance, M_DELETE);
- q_ih = get_ih(path);
+ q_ih = tp_item_head(path);
quota_cut_bytes = ih_item_len(q_ih);
/* hack so the quota code doesn't have to guess if the file
data = kmap_atomic(un_bh->b_page);
off = ((le_ih_k_offset(&s_ih) - 1) & (PAGE_CACHE_SIZE - 1));
memcpy(data + off,
- B_I_PITEM(PATH_PLAST_BUFFER(path), &s_ih),
+ ih_item_body(PATH_PLAST_BUFFER(path), &s_ih),
ret_value);
kunmap_atomic(data);
}
}
if (!tb_init) {
tb_init = 1;
- item_len = ih_item_len(PATH_PITEM_HEAD(&path));
+ item_len = ih_item_len(tp_item_head(&path));
init_tb_struct(th, &tb, th->t_super, &path,
-(IH_SIZE + item_len));
}
- quota_cut_bytes = ih_item_len(PATH_PITEM_HEAD(&path));
+ quota_cut_bytes = ih_item_len(tp_item_head(&path));
retval = fix_nodes(M_DELETE, &tb, NULL, NULL);
if (retval == REPEAT_SEARCH) {
reiserfs_panic(inode->i_sb, "vs-5615",
"found invalid item");
RFALSE(path->pos_in_item !=
- ih_item_len(PATH_PITEM_HEAD(path)) - 1,
+ ih_item_len(tp_item_head(path)) - 1,
"vs-5616: appended bytes found");
PATH_LAST_POSITION(path)--;
/* Calculate number of bytes that need to be cut from the item. */
quota_cut_bytes =
(mode ==
- M_DELETE) ? ih_item_len(get_ih(path)) : -s_cut_balance.
+ M_DELETE) ? ih_item_len(tp_item_head(path)) : -s_cut_balance.
insert_size[0];
if (retval2 == -1)
ret_value = calc_deleted_bytes_number(&s_cut_balance, mode);
/* For direct items, we only change the quota when deleting the last
** item.
*/
- p_le_ih = PATH_PITEM_HEAD(s_cut_balance.tb_path);
+ p_le_ih = tp_item_head(s_cut_balance.tb_path);
if (!S_ISLNK(inode->i_mode) && is_direct_le_ih(p_le_ih)) {
if (mode == M_DELETE &&
(le_ih_k_offset(p_le_ih) & (sb->s_blocksize - 1)) ==
#ifdef CONFIG_REISERFS_CHECK
if (is_inode_locked) {
struct item_head *le_ih =
- PATH_PITEM_HEAD(s_cut_balance.tb_path);
+ tp_item_head(s_cut_balance.tb_path);
/* we are going to complete indirect2direct conversion. Make
sure, that we exactly remove last unformatted node pointer
of the item */
s_search_path.pos_in_item--;
/* Get real file size (total length of all file items) */
- p_le_ih = PATH_PITEM_HEAD(&s_search_path);
+ p_le_ih = tp_item_head(&s_search_path);
if (is_statdata_le_ih(p_le_ih))
file_size = 0;
else {
static void check_research_for_paste(struct treepath *path,
const struct cpu_key *key)
{
- struct item_head *found_ih = get_ih(path);
+ struct item_head *found_ih = tp_item_head(path);
if (is_direct_le_ih(found_ih)) {
if (le_ih_k_offset(found_ih) +
break;
}
item_pos--;
- ih = B_N_PITEM_HEAD(bh, item_pos);
+ ih = item_head(bh, item_pos);
if (le32_to_cpu(ih->ih_key.k_dir_id) != MAX_KEY_OBJECTID)
/* there are no "save" links anymore */
truncate = 0;
/* reiserfs_iget needs k_dirid and k_objectid only */
- item = B_I_PITEM(bh, ih);
+ item = ih_item_body(bh, ih);
obj_key.on_disk_key.k_dir_id = le32_to_cpu(*(__le32 *) item);
obj_key.on_disk_key.k_objectid =
le32_to_cpu(ih->ih_key.k_objectid);
{
struct super_block *sb = inode->i_sb;
struct buffer_head *up_to_date_bh;
- struct item_head *p_le_ih = PATH_PITEM_HEAD(path);
+ struct item_head *p_le_ih = tp_item_head(path);
unsigned long total_tail = 0;
struct cpu_key end_key; /* Key to search for the last byte of the
converted item. */
return -EIO;
}
- p_le_ih = PATH_PITEM_HEAD(path);
+ p_le_ih = tp_item_head(path);
unfm_ptr = cpu_to_le32(unbh->b_blocknr);
POSITION_FOUND)
reiserfs_panic(sb, "PAP-14050",
"direct item (%K) not found", &end_key);
- p_le_ih = PATH_PITEM_HEAD(path);
+ p_le_ih = tp_item_head(path);
RFALSE(!is_direct_le_ih(p_le_ih),
"vs-14055: direct item expected(%K), found %h",
&end_key, p_le_ih);
*mode = M_SKIP_BALANCING;
/* store item head path points to. */
- copy_item_head(&s_ih, PATH_PITEM_HEAD(path));
+ copy_item_head(&s_ih, tp_item_head(path));
tail_len = (n_new_file_size & (block_size - 1));
if (get_inode_sd_version(inode) == STAT_DATA_V2)
reiserfs_panic(sb, "PAP-5520",
"item to be converted %K does not exist",
item_key);
- copy_item_head(&s_ih, PATH_PITEM_HEAD(path));
+ copy_item_head(&s_ih, tp_item_head(path));
#ifdef CONFIG_REISERFS_CHECK
pos = le_ih_k_offset(&s_ih) - 1 +
(ih_item_len(&s_ih) / UNFM_P_SIZE -
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