BUFSIZE_MAX
bsize = MIN(BUFSIZE_MAX, MAXPHYS * 8);
bufsize = MIN(BUFSIZE_MAX, MAXPHYS * 8);
bsize = MIN(BUFSIZE_MAX, MAXPHYS * 8);
bsize = MIN(BUFSIZE_MAX, MAXPHYS * 8);
bufsize = MIN(BUFSIZE_MAX, MAXPHYS * 8);
bufsize = MIN(BUFSIZE_MAX, MAXPHYS * 8);