189 #  define ABLK_HDR_SZ (offsetof(Block_t,u))  macro
191 #  define ABLK_HDR_SZ (sizeof(Block_t))  macro
208   (ABLK_HDR_SZ + BLK_ATAG_SZ(AP) + (SZ) <= (AP)->min_block_size		\
210    : UNIT_CEILING(ABLK_HDR_SZ + BLK_ATAG_SZ(AP) + (SZ)))
212 #define UMEM2BLK(P) ((Block_t *) (((char *) (P)) - ABLK_HDR_SZ))
213 #define BLK2UMEM(P) ((void *)    (((char *) (P)) + ABLK_HDR_SZ))
320   (BLK_SZ(B) - (ABLK_HDR_SZ))
424 	          + ABLK_HDR_SZ)	                                \
425      - ABLK_HDR_SZ)
451   ((void *) (((char *) (P)) + (SBC_HEADER_SIZE + ABLK_HDR_SZ)))
1750 	    *sizep = SBC_BLK_SZ(blk) - ABLK_HDR_SZ;    in get_used_allctr()
1757 	    *sizep = MBC_ABLK_SZ(blk) - ABLK_HDR_SZ;  in get_used_allctr()
2847         sys_memcpy(new_p, p, MIN(size, old_blk_sz - ABLK_HDR_SZ));  in mbc_realloc()
2955 	ASSERT(blk_sz >= size + ABLK_HDR_SZ);  in mbc_realloc()
3036 	    ASSERT(blk_sz >= size + ABLK_HDR_SZ);  in mbc_realloc()
3089 	sys_memcpy(new_p, p, MIN(size, old_blk_sz - ABLK_HDR_SZ));  in mbc_realloc()
3119 	    sys_memcpy(new_p, p, MIN(size, old_blk_sz - ABLK_HDR_SZ));  in mbc_realloc()
3164 		sys_memcpy(new_p, p, blk_cpy_sz - ABLK_HDR_SZ);  in mbc_realloc()
3166 		sys_memmove(new_p, p, blk_cpy_sz - ABLK_HDR_SZ);  in mbc_realloc()
4381 		       MIN(new_blk_sz, old_blk_sz) - ABLK_HDR_SZ);  in resize_carrier()
4442 		       MIN(new_blk_sz, old_blk_sz) - ABLK_HDR_SZ);  in resize_carrier()
6273 	    Uint used_sz = SBC_HEADER_SIZE + ABLK_HDR_SZ + size;  in do_erts_alcu_realloc()
6309 			   MIN(SBC_BLK_SZ(blk) - ABLK_HDR_SZ, size));  in do_erts_alcu_realloc()
6329 			   MIN(MBC_ABLK_SZ(blk) - ABLK_HDR_SZ, size));  in do_erts_alcu_realloc()
6371 	cpy_size = BLK_SZ(blk) - ABLK_HDR_SZ;  in erts_alcu_realloc_mv()
6434 	cpy_size = BLK_SZ(blk) - ABLK_HDR_SZ;  in erts_alcu_realloc_mv_ts()
6522 	cpy_size = BLK_SZ(blk) - ABLK_HDR_SZ;  in erts_alcu_realloc_mv_thr_spec()
6665 	Uint max_mbc_block_sz = UNIT_CEILING(sbct - 1 + ABLK_HDR_SZ);  in adjust_sbct()
6674 	    sbct = max_mbc_block_sz - ABLK_HDR_SZ + 1;  in adjust_sbct()
6781     if (allctr->min_block_size < ABLK_HDR_SZ)  in erts_alcu_start()
6786 	Uint sz = ABLK_HDR_SZ;  in erts_alcu_start()
6874 					    + ABLK_HDR_SZ)  in erts_alcu_start()
6875 			       - ABLK_HDR_SZ);  in erts_alcu_start()
8215     case 0x016:	return (UWord) ABLK_HDR_SZ;   in erts_alcu_test()