- err = clib_sysfs_read ("/sys/devices/system/node/possible", "%U",
- unformat_bitmap_list, &bmp);
- if (err)
+ if ((err = clib_sysfs_read ("/sys/devices/system/node/online", "%U",
+ unformat_bitmap_list, &bmp)))
+ clib_error_free (err);
+
+ if ((err = clib_sysfs_read ("/sys/devices/system/node/has_memory", "%U",
+ unformat_bitmap_list, &bmp_has_memory)))
+ clib_error_free (err);
+
+ if (bmp && bmp_has_memory)
+ bmp = clib_bitmap_and (bmp, bmp_has_memory);
+
+ /* no info from sysfs, assuming that only numa 0 exists */
+ if (bmp == 0)
+ bmp = clib_bitmap_set (bmp, 0, 1);
+
+ if (clib_bitmap_last_set (bmp) >= VLIB_BUFFER_MAX_NUMA_NODES)
+ clib_panic ("system have more than %u NUMA nodes",
+ VLIB_BUFFER_MAX_NUMA_NODES);
+
+ /* *INDENT-OFF* */
+ clib_bitmap_foreach (numa_node, bmp,
+ {
+ u8 *index = bm->default_buffer_pool_index_for_numa + numa_node;
+ index[0] = ~0;
+ if ((err = vlib_buffer_main_init_numa_node (vm, numa_node, index)))
+ {
+ clib_error_report (err);
+ clib_error_free (err);
+ continue;
+ }
+
+ if (first_valid_buffer_pool_index == 0xff)
+ first_valid_buffer_pool_index = index[0];
+ });
+ /* *INDENT-ON* */
+
+ if (first_valid_buffer_pool_index == (u8) ~ 0)