ext4_get_group_no_and_offset(sb, start, NULL, &offset);
if (group != sbi->s_groups_count)
ext4_warning(sb, __func__,
- "Cannot add at group %u (only %lu groups)",
+ "Cannot add at group %u (only %u groups)",
input->group, sbi->s_groups_count);
else if (offset != 0)
ext4_warning(sb, __func__, "Last group not full");
{
int err;
- if (handle->h_buffer_credits >= thresh)
+ if (ext4_handle_has_enough_credits(handle, thresh))
return 0;
err = ext4_journal_extend(handle, EXT4_MAX_TRANS_DATA);
memcpy(gdb->b_data, sbi->s_group_desc[i]->b_data, gdb->b_size);
set_buffer_uptodate(gdb);
unlock_buffer(gdb);
- ext4_journal_dirty_metadata(handle, gdb);
+ ext4_handle_dirty_metadata(handle, NULL, gdb);
ext4_set_bit(bit, bh->b_data);
brelse(gdb);
}
err = PTR_ERR(bh);
goto exit_bh;
}
- ext4_journal_dirty_metadata(handle, gdb);
+ ext4_handle_dirty_metadata(handle, NULL, gdb);
ext4_set_bit(bit, bh->b_data);
brelse(gdb);
}
err = PTR_ERR(it);
goto exit_bh;
}
- ext4_journal_dirty_metadata(handle, it);
+ ext4_handle_dirty_metadata(handle, NULL, it);
brelse(it);
ext4_set_bit(bit, bh->b_data);
}
if ((err = extend_or_restart_transaction(handle, 2, bh)))
goto exit_bh;
- mark_bitmap_end(input->blocks_count, EXT4_BLOCKS_PER_GROUP(sb),
- bh->b_data);
- ext4_journal_dirty_metadata(handle, bh);
+ mark_bitmap_end(input->blocks_count, sb->s_blocksize * 8, bh->b_data);
+ ext4_handle_dirty_metadata(handle, NULL, bh);
brelse(bh);
-
/* Mark unused entries in inode bitmap used */
ext4_debug("clear inode bitmap %#04llx (+%llu)\n",
input->inode_bitmap, input->inode_bitmap - start);
goto exit_journal;
}
- mark_bitmap_end(EXT4_INODES_PER_GROUP(sb), EXT4_BLOCKS_PER_GROUP(sb),
+ mark_bitmap_end(EXT4_INODES_PER_GROUP(sb), sb->s_blocksize * 8,
bh->b_data);
- ext4_journal_dirty_metadata(handle, bh);
+ ext4_handle_dirty_metadata(handle, NULL, bh);
exit_bh:
brelse(bh);
"EXT4-fs: ext4_add_new_gdb: adding group block %lu\n",
gdb_num);
- /*
- * If we are not using the primary superblock/GDT copy don't resize,
+ /*
+ * If we are not using the primary superblock/GDT copy don't resize,
* because the user tools have no way of handling this. Probably a
* bad time to do it anyways.
*/
* reserved inode, and will become GDT blocks (primary and backup).
*/
data[gdb_num % EXT4_ADDR_PER_BLOCK(sb)] = 0;
- ext4_journal_dirty_metadata(handle, dind);
+ ext4_handle_dirty_metadata(handle, NULL, dind);
brelse(dind);
inode->i_blocks -= (gdbackups + 1) * sb->s_blocksize >> 9;
ext4_mark_iloc_dirty(handle, inode, &iloc);
memset((*primary)->b_data, 0, sb->s_blocksize);
- ext4_journal_dirty_metadata(handle, *primary);
+ ext4_handle_dirty_metadata(handle, NULL, *primary);
o_group_desc = EXT4_SB(sb)->s_group_desc;
memcpy(n_group_desc, o_group_desc,
kfree(o_group_desc);
le16_add_cpu(&es->s_reserved_gdt_blocks, -1);
- ext4_journal_dirty_metadata(handle, EXT4_SB(sb)->s_sbh);
+ ext4_handle_dirty_metadata(handle, NULL, EXT4_SB(sb)->s_sbh);
return 0;
primary[i]->b_blocknr, gdbackups,
blk + primary[i]->b_blocknr); */
data[gdbackups] = cpu_to_le32(blk + primary[i]->b_blocknr);
- err2 = ext4_journal_dirty_metadata(handle, primary[i]);
+ err2 = ext4_handle_dirty_metadata(handle, NULL, primary[i]);
if (!err)
err = err2;
}
struct buffer_head *bh;
/* Out of journal space, and can't get more - abort - so sad */
- if (handle->h_buffer_credits == 0 &&
+ if (ext4_handle_valid(handle) &&
+ handle->h_buffer_credits == 0 &&
ext4_journal_extend(handle, EXT4_MAX_TRANS_DATA) &&
(err = ext4_journal_restart(handle, EXT4_MAX_TRANS_DATA)))
break;
memset(bh->b_data + size, 0, rest);
set_buffer_uptodate(bh);
unlock_buffer(bh);
- ext4_journal_dirty_metadata(handle, bh);
+ ext4_handle_dirty_metadata(handle, NULL, bh);
brelse(bh);
}
if ((err2 = ext4_journal_stop(handle)) && !err)
exit_err:
if (err) {
ext4_warning(sb, __func__,
- "can't update backup for group %lu (err %d), "
+ "can't update backup for group %u (err %d), "
"forcing fsck on next reboot", group, err);
sbi->s_mount_state &= ~EXT4_VALID_FS;
sbi->s_es->s_state &= cpu_to_le16(~EXT4_VALID_FS);
struct inode *inode = NULL;
handle_t *handle;
int gdb_off, gdb_num;
+ int num_grp_locked = 0;
int err, err2;
gdb_num = input->group / EXT4_DESC_PER_BLOCK(sb);
if (ext4_blocks_count(es) + input->blocks_count <
ext4_blocks_count(es)) {
- ext4_warning(sb, __func__, "blocks_count overflow\n");
+ ext4_warning(sb, __func__, "blocks_count overflow");
return -EINVAL;
}
if (le32_to_cpu(es->s_inodes_count) + EXT4_INODES_PER_GROUP(sb) <
le32_to_cpu(es->s_inodes_count)) {
- ext4_warning(sb, __func__, "inodes_count overflow\n");
+ ext4_warning(sb, __func__, "inodes_count overflow");
return -EINVAL;
}
}
}
+
if ((err = verify_group_input(sb, input)))
goto exit_put;
* using the new disk blocks.
*/
+ num_grp_locked = ext4_mb_get_buddy_cache_lock(sb, input->group);
/* Update group descriptor block for new group */
gdp = (struct ext4_group_desc *)((char *)primary->b_data +
gdb_off * EXT4_DESC_SIZE(sb));
+ memset(gdp, 0, EXT4_DESC_SIZE(sb));
ext4_block_bitmap_set(sb, gdp, input->block_bitmap); /* LV FIXME */
ext4_inode_bitmap_set(sb, gdp, input->inode_bitmap); /* LV FIXME */
ext4_inode_table_set(sb, gdp, input->inode_table); /* LV FIXME */
- gdp->bg_free_blocks_count = cpu_to_le16(input->free_blocks_count);
- gdp->bg_free_inodes_count = cpu_to_le16(EXT4_INODES_PER_GROUP(sb));
+ ext4_free_blks_set(sb, gdp, input->free_blocks_count);
+ ext4_free_inodes_set(sb, gdp, EXT4_INODES_PER_GROUP(sb));
+ gdp->bg_flags = cpu_to_le16(EXT4_BG_INODE_ZEROED);
gdp->bg_checksum = ext4_group_desc_csum(sbi, input->group, gdp);
/*
* We can allocate memory for mb_alloc based on the new group
* descriptor
*/
- if (test_opt(sb, MBALLOC)) {
- err = ext4_mb_add_more_groupinfo(sb, input->group, gdp);
- if (err)
- goto exit_journal;
+ err = ext4_mb_add_groupinfo(sb, input->group, gdp);
+ if (err) {
+ ext4_mb_put_buddy_cache_lock(sb, input->group, num_grp_locked);
+ goto exit_journal;
}
+
/*
* Make the new blocks and inodes valid next. We do this before
* increasing the group count so that once the group is enabled,
/* Update the global fs size fields */
sbi->s_groups_count++;
+ ext4_mb_put_buddy_cache_lock(sb, input->group, num_grp_locked);
- ext4_journal_dirty_metadata(handle, primary);
+ ext4_handle_dirty_metadata(handle, NULL, primary);
/* Update the reserved block counts only once the new group is
* active. */
percpu_counter_add(&sbi->s_freeinodes_counter,
EXT4_INODES_PER_GROUP(sb));
- ext4_journal_dirty_metadata(handle, sbi->s_sbh);
+ if (EXT4_HAS_INCOMPAT_FEATURE(sb, EXT4_FEATURE_INCOMPAT_FLEX_BG)) {
+ ext4_group_t flex_group;
+ flex_group = ext4_flex_group(sbi, input->group);
+ sbi->s_flex_groups[flex_group].free_blocks +=
+ input->free_blocks_count;
+ sbi->s_flex_groups[flex_group].free_inodes +=
+ EXT4_INODES_PER_GROUP(sb);
+ }
+
+ ext4_handle_dirty_metadata(handle, NULL, sbi->s_sbh);
sb->s_dirt = 1;
exit_journal:
ext4_group_t o_groups_count;
ext4_grpblk_t last;
ext4_grpblk_t add;
- struct buffer_head * bh;
+ struct buffer_head *bh;
handle_t *handle;
int err;
- unsigned long freed_blocks;
ext4_group_t group;
- struct ext4_group_info *grp;
/* We don't need to worry about locking wrt other resizers just
* yet: we're going to revalidate es->s_blocks_count after
" too large to resize to %llu blocks safely\n",
sb->s_id, n_blocks_count);
if (sizeof(sector_t) < 8)
- ext4_warning(sb, __func__,
- "CONFIG_LBD not enabled\n");
+ ext4_warning(sb, __func__, "CONFIG_LBD not enabled");
return -EINVAL;
}
goto exit_put;
}
ext4_blocks_count_set(es, o_blocks_count + add);
- ext4_journal_dirty_metadata(handle, EXT4_SB(sb)->s_sbh);
+ ext4_handle_dirty_metadata(handle, NULL, EXT4_SB(sb)->s_sbh);
sb->s_dirt = 1;
unlock_super(sb);
ext4_debug("freeing blocks %llu through %llu\n", o_blocks_count,
o_blocks_count + add);
- ext4_free_blocks_sb(handle, sb, o_blocks_count, add, &freed_blocks);
+ /* We add the blocks to the bitmap and set the group need init bit */
+ ext4_add_groupblocks(handle, sb, o_blocks_count, add);
ext4_debug("freed blocks %llu through %llu\n", o_blocks_count,
o_blocks_count + add);
if ((err = ext4_journal_stop(handle)))
goto exit_put;
- /*
- * Mark mballoc pages as not up to date so that they will be updated
- * next time they are loaded by ext4_mb_load_buddy.
- */
- if (test_opt(sb, MBALLOC)) {
- struct ext4_sb_info *sbi = EXT4_SB(sb);
- struct inode *inode = sbi->s_buddy_cache;
- int blocks_per_page;
- int block;
- int pnum;
- struct page *page;
-
- /* Set buddy page as not up to date */
- blocks_per_page = PAGE_CACHE_SIZE / sb->s_blocksize;
- block = group * 2;
- pnum = block / blocks_per_page;
- page = find_get_page(inode->i_mapping, pnum);
- if (page != NULL) {
- ClearPageUptodate(page);
- page_cache_release(page);
- }
-
- /* Set bitmap page as not up to date */
- block++;
- pnum = block / blocks_per_page;
- page = find_get_page(inode->i_mapping, pnum);
- if (page != NULL) {
- ClearPageUptodate(page);
- page_cache_release(page);
- }
-
- /* Get the info on the last group */
- grp = ext4_get_group_info(sb, group);
-
- /* Update free blocks in group info */
- ext4_mb_update_group_info(grp, add);
- }
-
if (test_opt(sb, DEBUG))
printk(KERN_DEBUG "EXT4-fs: extended group to %llu blocks\n",
ext4_blocks_count(es));
git://ftp.safe.ca / safe / jmp / linux-2.6 / blobdiff