-/*
- * called by init: modify the free memseg list to have cache-aligned
- * addresses and cache-aligned lengths
- */
-static int
-memseg_sanitize(struct rte_memseg *memseg)
-{
- unsigned phys_align;
- unsigned virt_align;
- unsigned off;
-
- phys_align = memseg->phys_addr & RTE_CACHE_LINE_MASK;
- virt_align = (unsigned long)memseg->addr & RTE_CACHE_LINE_MASK;
-
- /*
- * sanity check: phys_addr and addr must have the same
- * alignment
- */
- if (phys_align != virt_align)
- return -1;
-
- /* memseg is really too small, don't bother with it */
- if (memseg->len < (2 * RTE_CACHE_LINE_SIZE)) {
- memseg->len = 0;
- return 0;
- }
-
- /* align start address */
- off = (RTE_CACHE_LINE_SIZE - phys_align) & RTE_CACHE_LINE_MASK;
- memseg->phys_addr += off;
- memseg->addr = (char *)memseg->addr + off;
- memseg->len -= off;
-
- /* align end address */
- memseg->len &= ~((uint64_t)RTE_CACHE_LINE_MASK);
-
- return 0;
-}
-