*
* pa_lstart -> the logical start block for this prealloc space
* pa_pstart -> the physical start block for this prealloc space
- * pa_len -> lenght for this prealloc space
+ * pa_len -> length for this prealloc space
* pa_free -> free space available in this prealloc space
*
* The inode preallocation space is used looking at the _logical_ start
for (i = 0; i < count; i++) {
if (!mb_test_bit(first + i, e4b->bd_info->bb_bitmap)) {
ext4_fsblk_t blocknr;
- blocknr = e4b->bd_group * EXT4_BLOCKS_PER_GROUP(sb);
+
+ blocknr = ext4_group_first_block_no(sb, e4b->bd_group);
blocknr += first + i;
- blocknr +=
- le32_to_cpu(EXT4_SB(sb)->s_es->s_first_data_block);
ext4_grp_locked_error(sb, e4b->bd_group,
__func__, "double-free of inode"
" %lu's block %llu(bit %u in group %u)",
if (!mb_test_bit(block, EXT4_MB_BITMAP(e4b))) {
ext4_fsblk_t blocknr;
- blocknr = e4b->bd_group * EXT4_BLOCKS_PER_GROUP(sb);
+
+ blocknr = ext4_group_first_block_no(sb, e4b->bd_group);
blocknr += block;
- blocknr +=
- le32_to_cpu(EXT4_SB(sb)->s_es->s_first_data_block);
ext4_grp_locked_error(sb, e4b->bd_group,
__func__, "double-free of inode"
" %lu's block %llu(bit %u in group %u)",
int max;
int err;
struct ext4_sb_info *sbi = EXT4_SB(ac->ac_sb);
- struct ext4_super_block *es = sbi->s_es;
struct ext4_free_extent ex;
if (!(ac->ac_flags & EXT4_MB_HINT_TRY_GOAL))
if (max >= ac->ac_g_ex.fe_len && ac->ac_g_ex.fe_len == sbi->s_stripe) {
ext4_fsblk_t start;
- start = (e4b->bd_group * EXT4_BLOCKS_PER_GROUP(ac->ac_sb)) +
- ex.fe_start + le32_to_cpu(es->s_first_data_block);
+ start = ext4_group_first_block_no(ac->ac_sb, e4b->bd_group) +
+ ex.fe_start;
/* use do_div to get remainder (would be 64-bit modulo) */
if (do_div(start, sbi->s_stripe) == 0) {
ac->ac_found++;
BUG_ON(sbi->s_stripe == 0);
/* find first stripe-aligned block in group */
- first_group_block = e4b->bd_group * EXT4_BLOCKS_PER_GROUP(sb)
- + le32_to_cpu(sbi->s_es->s_first_data_block);
+ first_group_block = ext4_group_first_block_no(sb, e4b->bd_group);
+
a = first_group_block + sbi->s_stripe - 1;
do_div(a, sbi->s_stripe);
i = (a * sbi->s_stripe) - first_group_block;
INIT_LIST_HEAD(&meta_group_info[i]->bb_prealloc_list);
init_rwsem(&meta_group_info[i]->alloc_sem);
- meta_group_info[i]->bb_free_root.rb_node = NULL;
+ meta_group_info[i]->bb_free_root = RB_ROOT;
#ifdef DOUBLE_CHECK
{
ext4_unlock_group(sb, entry->group);
if (test_opt(sb, DISCARD)) {
ext4_fsblk_t discard_block;
- struct ext4_super_block *es = EXT4_SB(sb)->s_es;
- discard_block = (ext4_fsblk_t)entry->group *
- EXT4_BLOCKS_PER_GROUP(sb)
- + entry->start_blk
- + le32_to_cpu(es->s_first_data_block);
+ discard_block = entry->start_blk +
+ ext4_group_first_block_no(sb, entry->group);
trace_ext4_discard_blocks(sb,
(unsigned long long)discard_block,
entry->count);
if (err)
goto out_err;
- block = ac->ac_b_ex.fe_group * EXT4_BLOCKS_PER_GROUP(sb)
- + ac->ac_b_ex.fe_start
- + le32_to_cpu(es->s_first_data_block);
+ block = ext4_grp_offs_to_block(sb, &ac->ac_b_ex);
len = ac->ac_b_ex.fe_len;
if (!ext4_data_block_valid(sbi, block, len)) {
- ext4_error(sb, __func__,
- "Allocating blocks %llu-%llu which overlap "
+ ext4_error(sb, "Allocating blocks %llu-%llu which overlap "
"fs metadata\n", block, block+len);
/* File system mounted not to panic on error
* Fix the bitmap and repeat the block allocation
/* The max size of hash table is PREALLOC_TB_SIZE */
order = PREALLOC_TB_SIZE - 1;
- goal_block = ac->ac_g_ex.fe_group * EXT4_BLOCKS_PER_GROUP(ac->ac_sb) +
- ac->ac_g_ex.fe_start +
- le32_to_cpu(EXT4_SB(ac->ac_sb)->s_es->s_first_data_block);
+ goal_block = ext4_grp_offs_to_block(ac->ac_sb, &ac->ac_g_ex);
/*
* search for the prealloc space that is having
* minimal distance from the goal block.
if (bit >= end)
break;
next = mb_find_next_bit(bitmap_bh->b_data, end, bit);
- start = group * EXT4_BLOCKS_PER_GROUP(sb) + bit +
- le32_to_cpu(sbi->s_es->s_first_data_block);
+ start = ext4_group_first_block_no(sb, group) + bit;
mb_debug(1, " free preallocated %u/%u in group %u\n",
(unsigned) start, (unsigned) next - bit,
(unsigned) group);
bitmap_bh = ext4_read_block_bitmap(sb, group);
if (bitmap_bh == NULL) {
- ext4_error(sb, __func__, "Error in reading block "
- "bitmap for %u", group);
+ ext4_error(sb, "Error reading block bitmap for %u", group);
return 0;
}
err = ext4_mb_load_buddy(sb, group, &e4b);
if (err) {
- ext4_error(sb, __func__, "Error in loading buddy "
- "information for %u", group);
+ ext4_error(sb, "Error loading buddy information for %u", group);
put_bh(bitmap_bh);
return 0;
}
err = ext4_mb_load_buddy(sb, group, &e4b);
if (err) {
- ext4_error(sb, __func__, "Error in loading buddy "
- "information for %u", group);
+ ext4_error(sb, "Error loading buddy information for %u",
+ group);
continue;
}
bitmap_bh = ext4_read_block_bitmap(sb, group);
if (bitmap_bh == NULL) {
- ext4_error(sb, __func__, "Error in reading block "
- "bitmap for %u", group);
+ ext4_error(sb, "Error reading block bitmap for %u",
+ group);
ext4_mb_release_desc(&e4b);
continue;
}
/* don't use group allocation for large files */
size = max(size, isize);
- if (size >= sbi->s_mb_stream_request) {
+ if (size > sbi->s_mb_stream_request) {
ac->ac_flags |= EXT4_MB_STREAM_ALLOC;
return;
}
ext4_get_group_no_and_offset(sb, pa->pa_pstart, &group, NULL);
if (ext4_mb_load_buddy(sb, group, &e4b)) {
- ext4_error(sb, __func__, "Error in loading buddy "
- "information for %u", group);
+ ext4_error(sb, "Error loading buddy information for %u",
+ group);
continue;
}
ext4_lock_group(sb, group);
return 0;
}
reserv_blks = ar->len;
- while (ar->len && vfs_dq_alloc_block(ar->inode, ar->len)) {
+ while (ar->len && dquot_alloc_block(ar->inode, ar->len)) {
ar->flags |= EXT4_MB_HINT_NOPREALLOC;
ar->len--;
}
kmem_cache_free(ext4_ac_cachep, ac);
out1:
if (inquota && ar->len < inquota)
- vfs_dq_free_block(ar->inode, inquota - ar->len);
+ dquot_free_block(ar->inode, inquota - ar->len);
out3:
if (!ar->len) {
if (!EXT4_I(ar->inode)->i_delalloc_reserved_flag)
sbi = EXT4_SB(sb);
es = EXT4_SB(sb)->s_es;
- if (!ext4_data_block_valid(sbi, block, count)) {
- ext4_error(sb, __func__,
- "Freeing blocks not in datazone - "
- "block = %llu, count = %lu", block, count);
+ if (!(flags & EXT4_FREE_BLOCKS_VALIDATED) &&
+ !ext4_data_block_valid(sbi, block, count)) {
+ ext4_error(sb, "Freeing blocks not in datazone - "
+ "block = %llu, count = %lu", block, count);
goto error_return;
}
in_range(block + count - 1, ext4_inode_table(sb, gdp),
EXT4_SB(sb)->s_itb_per_group)) {
- ext4_error(sb, __func__,
- "Freeing blocks in system zone - "
+ ext4_error(sb, "Freeing blocks in system zone - "
"Block = %llu, count = %lu", block, count);
/* err = 0. ext4_std_error should be a no op */
goto error_return;
sb->s_dirt = 1;
error_return:
if (freed)
- vfs_dq_free_block(inode, freed);
+ dquot_free_block(inode, freed);
brelse(bitmap_bh);
ext4_std_error(sb, err);
if (ac)