Lines Matching refs:bg
82 static inline void ocfs2_debug_bg(struct ocfs2_group_desc *bg);
118 struct ocfs2_group_desc *bg,
128 static inline int ocfs2_block_group_reasonably_empty(struct ocfs2_group_desc *bg,
358 struct ocfs2_group_desc *bg, in ocfs2_bg_discontig_add_extent() argument
362 struct ocfs2_extent_list *el = &bg->bg_list; in ocfs2_bg_discontig_add_extent()
370 rec->e_cpos = cpu_to_le32(le16_to_cpu(bg->bg_bits) / in ocfs2_bg_discontig_add_extent()
373 le16_add_cpu(&bg->bg_bits, clusters * le16_to_cpu(cl->cl_bpc)); in ocfs2_bg_discontig_add_extent()
374 le16_add_cpu(&bg->bg_free_bits_count, in ocfs2_bg_discontig_add_extent()
389 struct ocfs2_group_desc *bg = (struct ocfs2_group_desc *) bg_bh->b_data; in ocfs2_block_group_fill() local
410 memset(bg, 0, sb->s_blocksize); in ocfs2_block_group_fill()
411 strcpy(bg->bg_signature, OCFS2_GROUP_DESC_SIGNATURE); in ocfs2_block_group_fill()
412 bg->bg_generation = cpu_to_le32(OCFS2_SB(sb)->fs_generation); in ocfs2_block_group_fill()
413 bg->bg_size = cpu_to_le16(ocfs2_group_bitmap_size(sb, 1, in ocfs2_block_group_fill()
415 bg->bg_chain = cpu_to_le16(my_chain); in ocfs2_block_group_fill()
416 bg->bg_next_group = cl->cl_recs[my_chain].c_blkno; in ocfs2_block_group_fill()
417 bg->bg_parent_dinode = cpu_to_le64(OCFS2_I(alloc_inode)->ip_blkno); in ocfs2_block_group_fill()
418 bg->bg_blkno = cpu_to_le64(group_blkno); in ocfs2_block_group_fill()
420 bg->bg_bits = cpu_to_le16(ocfs2_bits_per_group(cl)); in ocfs2_block_group_fill()
422 ocfs2_bg_discontig_add_extent(osb, bg, cl, group_blkno, in ocfs2_block_group_fill()
426 ocfs2_set_bit(0, (unsigned long *)bg->bg_bitmap); in ocfs2_block_group_fill()
427 bg->bg_free_bits_count = cpu_to_le16(le16_to_cpu(bg->bg_bits) - 1); in ocfs2_block_group_fill()
530 struct ocfs2_group_desc *bg = in ocfs2_block_group_grow_discontig() local
533 le16_to_cpu(bg->bg_bits) / le16_to_cpu(cl->cl_bpc); in ocfs2_block_group_grow_discontig()
536 struct ocfs2_extent_list *el = &bg->bg_list; in ocfs2_block_group_grow_discontig()
560 ocfs2_bg_discontig_add_extent(osb, bg, cl, p_blkno, in ocfs2_block_group_grow_discontig()
565 le16_to_cpu(bg->bg_bits) / le16_to_cpu(cl->cl_bpc); in ocfs2_block_group_grow_discontig()
589 struct ocfs2_group_desc *bg; in ocfs2_bg_alloc_cleanup() local
596 bg = (struct ocfs2_group_desc *)bg_bh->b_data; in ocfs2_bg_alloc_cleanup()
597 el = &bg->bg_list; in ocfs2_bg_alloc_cleanup()
705 struct ocfs2_group_desc *bg; in ocfs2_block_group_alloc() local
748 bg = (struct ocfs2_group_desc *) bg_bh->b_data; in ocfs2_block_group_alloc()
757 alloc_rec = le16_to_cpu(bg->bg_chain); in ocfs2_block_group_alloc()
759 le16_to_cpu(bg->bg_free_bits_count)); in ocfs2_block_group_alloc()
761 le16_to_cpu(bg->bg_bits)); in ocfs2_block_group_alloc()
762 cl->cl_recs[alloc_rec].c_blkno = bg->bg_blkno; in ocfs2_block_group_alloc()
766 le32_add_cpu(&fe->id1.bitmap1.i_used, le16_to_cpu(bg->bg_bits) - in ocfs2_block_group_alloc()
767 le16_to_cpu(bg->bg_free_bits_count)); in ocfs2_block_group_alloc()
768 le32_add_cpu(&fe->id1.bitmap1.i_total, le16_to_cpu(bg->bg_bits)); in ocfs2_block_group_alloc()
1266 struct ocfs2_group_desc *bg = (struct ocfs2_group_desc *) bg_bh->b_data; in ocfs2_test_bg_bit_allocatable() local
1269 if (ocfs2_test_bit(nr, (unsigned long *)bg->bg_bitmap)) in ocfs2_test_bg_bit_allocatable()
1276 bg = (struct ocfs2_group_desc *) bh2jh(bg_bh)->b_committed_data; in ocfs2_test_bg_bit_allocatable()
1277 if (bg) in ocfs2_test_bg_bit_allocatable()
1278 ret = !ocfs2_test_bit(nr, (unsigned long *)bg->bg_bitmap); in ocfs2_test_bg_bit_allocatable()
1295 struct ocfs2_group_desc *bg = (struct ocfs2_group_desc *) bg_bh->b_data; in ocfs2_block_group_find_clear_bits() local
1299 BUG_ON(!OCFS2_IS_VALID_GROUP_DESC(bg)); in ocfs2_block_group_find_clear_bits()
1302 bitmap = bg->bg_bitmap; in ocfs2_block_group_find_clear_bits()
1348 struct ocfs2_group_desc *bg, in ocfs2_block_group_set_bits() argument
1354 void *bitmap = bg->bg_bitmap; in ocfs2_block_group_set_bits()
1359 BUG_ON(!OCFS2_IS_VALID_GROUP_DESC(bg)); in ocfs2_block_group_set_bits()
1360 BUG_ON(le16_to_cpu(bg->bg_free_bits_count) < num_bits); in ocfs2_block_group_set_bits()
1376 le16_add_cpu(&bg->bg_free_bits_count, -num_bits); in ocfs2_block_group_set_bits()
1377 if (le16_to_cpu(bg->bg_free_bits_count) > le16_to_cpu(bg->bg_bits)) { in ocfs2_block_group_set_bits()
1380 (unsigned long long)le64_to_cpu(bg->bg_blkno), in ocfs2_block_group_set_bits()
1381 le16_to_cpu(bg->bg_bits), in ocfs2_block_group_set_bits()
1382 le16_to_cpu(bg->bg_free_bits_count), num_bits); in ocfs2_block_group_set_bits()
1427 struct ocfs2_group_desc *bg = (struct ocfs2_group_desc *) bg_bh->b_data; in ocfs2_relink_block_group() local
1432 BUG_ON(!OCFS2_IS_VALID_GROUP_DESC(bg)); in ocfs2_relink_block_group()
1437 (unsigned long long)le64_to_cpu(bg->bg_blkno), in ocfs2_relink_block_group()
1441 bg_ptr = le64_to_cpu(bg->bg_next_group); in ocfs2_relink_block_group()
1452 prev_bg->bg_next_group = bg->bg_next_group; in ocfs2_relink_block_group()
1462 bg->bg_next_group = fe->id2.i_chain.cl_recs[chain].c_blkno; in ocfs2_relink_block_group()
1472 fe->id2.i_chain.cl_recs[chain].c_blkno = bg->bg_blkno; in ocfs2_relink_block_group()
1478 bg->bg_next_group = cpu_to_le64(bg_ptr); in ocfs2_relink_block_group()
1487 static inline int ocfs2_block_group_reasonably_empty(struct ocfs2_group_desc *bg, in ocfs2_block_group_reasonably_empty() argument
1490 return le16_to_cpu(bg->bg_free_bits_count) > wanted; in ocfs2_block_group_reasonably_empty()
1574 struct ocfs2_group_desc *bg = (struct ocfs2_group_desc *) group_bh->b_data; in ocfs2_block_group_search() local
1579 if (bg->bg_free_bits_count) { in ocfs2_block_group_search()
1582 le16_to_cpu(bg->bg_bits), in ocfs2_block_group_search()
1585 blkoff = le64_to_cpu(bg->bg_blkno) + in ocfs2_block_group_search()
1645 struct ocfs2_group_desc *bg, in ocfs2_bg_discontig_fix_result() argument
1662 !bg->bg_list.l_next_free_rec) in ocfs2_bg_discontig_fix_result()
1665 for (i = 0; i < le16_to_cpu(bg->bg_list.l_next_free_rec); i++) { in ocfs2_bg_discontig_fix_result()
1666 rec = &bg->bg_list.l_recs[i]; in ocfs2_bg_discontig_fix_result()
1752 struct ocfs2_group_desc *bg; in ocfs2_search_chain() local
1766 bg = (struct ocfs2_group_desc *) group_bh->b_data; in ocfs2_search_chain()
1775 if (!bg->bg_next_group) in ocfs2_search_chain()
1781 next_group = le64_to_cpu(bg->bg_next_group); in ocfs2_search_chain()
1790 bg = (struct ocfs2_group_desc *) group_bh->b_data; in ocfs2_search_chain()
1799 (unsigned long long)le64_to_cpu(bg->bg_blkno), res->sr_bits); in ocfs2_search_chain()
1801 res->sr_bg_blkno = le64_to_cpu(bg->bg_blkno); in ocfs2_search_chain()
1805 ocfs2_bg_discontig_fix_result(ac, bg, res); in ocfs2_search_chain()
1828 (ocfs2_block_group_reasonably_empty(bg, res->sr_bits))) { in ocfs2_search_chain()
1851 bg, in ocfs2_search_chain()
1865 *bits_left = le16_to_cpu(bg->bg_free_bits_count); in ocfs2_search_chain()
2131 struct ocfs2_group_desc *bg; in ocfs2_claim_new_inode_at_loc() local
2149 bg = (struct ocfs2_group_desc *) bg_bh->b_data; in ocfs2_claim_new_inode_at_loc()
2150 chain = le16_to_cpu(bg->bg_chain); in ocfs2_claim_new_inode_at_loc()
2162 bg, in ocfs2_claim_new_inode_at_loc()
2378 struct ocfs2_group_desc *bg, in ocfs2_block_group_clear_bits() argument
2391 BUG_ON(!OCFS2_IS_VALID_GROUP_DESC(bg)); in ocfs2_block_group_clear_bits()
2416 (unsigned long *) bg->bg_bitmap); in ocfs2_block_group_clear_bits()
2421 le16_add_cpu(&bg->bg_free_bits_count, num_bits); in ocfs2_block_group_clear_bits()
2422 if (le16_to_cpu(bg->bg_free_bits_count) > le16_to_cpu(bg->bg_bits)) { in ocfs2_block_group_clear_bits()
2425 (unsigned long long)le64_to_cpu(bg->bg_blkno), in ocfs2_block_group_clear_bits()
2426 le16_to_cpu(bg->bg_bits), in ocfs2_block_group_clear_bits()
2427 le16_to_cpu(bg->bg_free_bits_count), num_bits); in ocfs2_block_group_clear_bits()
2608 static inline void ocfs2_debug_bg(struct ocfs2_group_desc *bg) in ocfs2_debug_bg() argument
2611 printk("bg_signature: %s\n", bg->bg_signature); in ocfs2_debug_bg()
2612 printk("bg_size: %u\n", bg->bg_size); in ocfs2_debug_bg()
2613 printk("bg_bits: %u\n", bg->bg_bits); in ocfs2_debug_bg()
2614 printk("bg_free_bits_count: %u\n", bg->bg_free_bits_count); in ocfs2_debug_bg()
2615 printk("bg_chain: %u\n", bg->bg_chain); in ocfs2_debug_bg()
2616 printk("bg_generation: %u\n", le32_to_cpu(bg->bg_generation)); in ocfs2_debug_bg()
2618 (unsigned long long)bg->bg_next_group); in ocfs2_debug_bg()
2620 (unsigned long long)bg->bg_parent_dinode); in ocfs2_debug_bg()
2622 (unsigned long long)bg->bg_blkno); in ocfs2_debug_bg()