Lines Matching defs:bitmap_bh
374 struct buffer_head *bitmap_bh = NULL;
396 bitmap_bh = ext4_read_block_bitmap(sb, block_group);
397 if (!bitmap_bh)
418 BUFFER_TRACE(bitmap_bh, "getting undo access");
419 err = ext4_journal_get_undo_access(handle, bitmap_bh);
438 BUFFER_TRACE(bitmap_bh, "clear bit");
440 bit + i, bitmap_bh->b_data)) {
443 BUFFER_TRACE(bitmap_bh, "bit already cleared");
469 BUFFER_TRACE(bitmap_bh, "dirtied bitmap block");
470 err = ext4_handle_dirty_metadata(handle, NULL, bitmap_bh);
479 brelse(bitmap_bh);
619 struct buffer_head *bitmap_bh = NULL;
631 brelse(bitmap_bh);
632 bitmap_bh = ext4_read_block_bitmap(sb, i);
633 if (bitmap_bh == NULL)
636 x = ext4_count_free(bitmap_bh, sb->s_blocksize);
641 brelse(bitmap_bh);