96 static int dbAllocAG(struct bmap * bmp, int agno, s64 nblocks, int l2nb,
702 	int rc, agno;  in dbAlloc()  local
757 	agno = blkno >> bmp->db_agl2size;  in dbAlloc()
768 		if (atomic_read(&bmp->db_active[agno]))  in dbAlloc()
802 		writers = atomic_read(&bmp->db_active[agno]);  in dbAlloc()
804 		    ((writers == 1) && (JFS_IP(ip)->active_ag != agno))) {  in dbAlloc()
847 	if ((rc = dbAllocAG(bmp, agno, nblocks, l2nb, results)) != -ENOSPC)  in dbAlloc()
857 	agno = dbNextAG(ipbmap);  in dbAlloc()
863 	if ((rc = dbAllocAG(bmp, agno, nblocks, l2nb, results)) == -ENOSPC)  in dbAlloc()
1366 dbAllocAG(struct bmap * bmp, int agno, s64 nblocks, int l2nb, s64 * results)  in dbAllocAG()  argument
1386 	blkno = (s64) agno << bmp->db_agl2size;  in dbAllocAG()
1406 	    || bmp->db_agfree[agno] == bmp->db_agsize) {  in dbAllocAG()
1409 		    (bmp->db_agfree[agno] == bmp->db_agsize)) {  in dbAllocAG()
1444 	ti = bmp->db_agstart + bmp->db_agwidth * (agno & (agperlev - 1));  in dbAllocAG()
1619 s64 dbDiscardAG(struct inode *ip, int agno, s64 minlen)  in dbDiscardAG()  argument
1640 	nblocks = bmp->db_agfree[agno];  in dbDiscardAG()
1656 		rc = dbAllocAG(bmp, agno, nblocks, l2nb, &blkno);  in dbDiscardAG()
1663 			if (bmp->db_agfree[agno] == 0)  in dbDiscardAG()
1667 			nblocks = bmp->db_agfree[agno];  in dbDiscardAG()
2180 	int dbitno, word, rembits, nb, nwords, wbitno, nw, agno;  in dbAllocBits()  local
2290 	agno = blkno >> bmp->db_agl2size;  in dbAllocBits()
2291 	if (agno > bmp->db_maxag)  in dbAllocBits()
2292 		bmp->db_maxag = agno;  in dbAllocBits()
2295 	bmp->db_agfree[agno] -= nblocks;  in dbAllocBits()
2327 	int dbitno, word, rembits, nb, nwords, wbitno, nw, agno;  in dbFreeBits()  local
2433 	agno = blkno >> bmp->db_agl2size;  in dbFreeBits()
2435 	bmp->db_agfree[agno] += nblocks;  in dbFreeBits()
2442 	if ((bmp->db_agfree[agno] == bmp->db_agsize && agno == bmp->db_maxag) ||  in dbFreeBits()
2443 	    (agno == bmp->db_numag - 1 &&  in dbFreeBits()
2444 	     bmp->db_agfree[agno] == (bmp-> db_mapsize & (BPERDMAP - 1)))) {  in dbFreeBits()
3267 	int dbitno, word, rembits, nb, nwords, wbitno, agno;  in dbAllocDmapBU()  local
3342 	agno = blkno >> bmp->db_agl2size;  in dbAllocDmapBU()
3343 	if (agno > bmp->db_maxag)  in dbAllocDmapBU()
3344 		bmp->db_maxag = agno;  in dbAllocDmapBU()
3347 	bmp->db_agfree[agno] -= nblocks;  in dbAllocDmapBU()
3396 	int agno, l2agsize, oldl2agsize;  in dbExtendFS()  local
3423 	agno = bmp->db_numag;  in dbExtendFS()
3439 	for (i = 0, n = 0; i < agno; n++) {  in dbExtendFS()
3443 		for (j = 0; j < k && i < agno; j++, i++) {  in dbExtendFS()
3574 				agno = le64_to_cpu(dp->start) >> l2agsize;  in dbExtendFS()
3575 				bmp->db_agfree[agno] += n;  in dbExtendFS()