Function sbuf_extendsize

freebsd/kern/subr_sbuf.c:149–163

#endif

static int
sbuf_extendsize(int size)
{
	int newsize;

	if (size < (int)SBUF_MAXEXTENDSIZE) {
		newsize = SBUF_MINEXTENDSIZE;
		while (newsize < size)
			newsize *= 2;
	} else {
		newsize = roundup2(size, SBUF_MAXEXTENDINCR);
	}
	KASSERT(newsize >= size, ("%s: %d < %d\n", __func__, newsize, size));
	return (newsize);
}

/*
 * Extend an sbuf.