leak detective binds execution to a signle core, avoids corruption on SMP machines

diff --git a/src/libstrongswan/utils/leak_detective.c b/src/libstrongswan/utils/leak_detective.c
index abb470f46afc9d7e9be0c9a8793eae4ed6491a3d..63d1635f6c39a7e7fe72124be83bc8ba42c0bab8 100644 (file)
--- a/src/libstrongswan/utils/leak_detective.c
+++ b/src/libstrongswan/utils/leak_detective.c
@@ -15,6 +15,8 @@
  * $Id$
  */
        
+#define _GNU_SOURCE
+#include <sched.h>
 #include <stddef.h>
 #include <string.h>
 #include <stdio.h>
@@ -473,6 +475,16 @@ leak_detective_t *leak_detective_create()
        
        if (getenv("LEAK_DETECTIVE_DISABLE") == NULL)
        {
+               cpu_set_t mask;
+               
+               CPU_ZERO(&mask);
+               CPU_SET(0, &mask);
+               
+               if (sched_setaffinity(0, sizeof(cpu_set_t), &mask) != 0)
+               {
+                       fprintf(stderr, "setting CPU affinity failed: %m");
+               }
+       
                lib->leak_detective = TRUE;
                install_hooks();
        }