[patch] Mount /sys as MS_SLAVE|MS_REC

mininet-2.2.1-modify-sys-mount.patch (text/plain), 489 bytes, created by pierigno on 2015-11-28 18:38:12 UTC

diff --git a/mnexec.c b/mnexec.c
index a9cb867..7cc848d 100644
--- a/mnexec.c
+++ b/mnexec.c
@@ -131,7 +131,7 @@ int main(int argc, char *argv[])
                 return 1;
             }
             /* mount sysfs to pick up the new network namespace */
-            if (mount("sysfs", "/sys", "sysfs", MS_MGC_VAL, NULL) == -1) {
+            if (mount("sysfs", "/sys", "sysfs", MS_SLAVE|MS_REC, NULL) == -1) {
                 perror("mount");
                 return 1;
             }