Lines Matching defs:bbuf
834 caddr_t p, xp, bbuf, breg;
856 bbuf = alloca(x * 2 * BIOSDISK_SECSIZE);
857 if (((u_int32_t)VTOP(bbuf) & 0xffff0000) ==
858 ((u_int32_t)VTOP(bbuf + x * BIOSDISK_SECSIZE) & 0xffff0000)) {
859 breg = bbuf;
861 breg = bbuf + x * BIOSDISK_SECSIZE;
865 breg = bbuf = NULL;
880 xp = bbuf == NULL ? p : breg;
886 if (write && bbuf != NULL)
916 if (!write && bbuf != NULL)