+
+uword
+clib_mem_get_page_size (void)
+{
+ return getpagesize ();
+}
+
+uword
+clib_mem_get_default_hugepage_size (void)
+{
+ unformat_input_t input;
+ static u32 size = 0;
+ int fd;
+
+ if (size)
+ goto done;
+
+ if ((fd = open ("/proc/meminfo", 0)) == -1)
+ return 0;
+
+ unformat_init_clib_file (&input, fd);
+
+ while (unformat_check_input (&input) != UNFORMAT_END_OF_INPUT)
+ {
+ if (unformat (&input, "Hugepagesize:%_%u kB", &size))
+ ;
+ else
+ unformat_skip_line (&input);
+ }
+ unformat_free (&input);
+ close (fd);
+done:
+ return 1024ULL * size;
+}
+