perfmon: numa node list probing should use '/online' instead of '/has_cpu'

Type: fix
Signed-off-by: Xiaoming Jiang <jiangxiaoming@outlook.com>
Change-Id: I85e41d58884af71afba960d20604bb1b01876d26

diff --git a/src/plugins/perfmon/intel/uncore.c b/src/plugins/perfmon/intel/uncore.c
index ec31fac..8246bb1 100644 (file)
--- a/src/plugins/perfmon/intel/uncore.c
+++ b/src/plugins/perfmon/intel/uncore.c
@@ -147,7 +147,7 @@ intel_uncore_init (vlib_main_t *vm, perfmon_source_t *src)
   u32 i, j;
   u8 *s = 0;
 
-  if ((err = clib_sysfs_read ("/sys/devices/system/node/has_cpu", "%U",
+  if ((err = clib_sysfs_read ("/sys/devices/system/node/online", "%U",
                              unformat_bitmap_list, &node_bitmap)))
     {
       clib_error_free (err);