X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?p=elogind.git;a=blobdiff_plain;f=src%2Fnamespace.c;h=a06cac10fda45708e020148a39034d73e2d7e7bc;hp=54b22f494e5fc4a58d9017fa95fa0191589943aa;hb=b3fa47e0819b08ea32e69e19e6d88ce2daca069d;hpb=35b8ca3aaf8cb044ad76675dfcad89e000dd4a5c

diff --git a/src/namespace.c b/src/namespace.c
index 54b22f494..a06cac10f 100644
--- a/src/namespace.c
+++ b/src/namespace.c
@@ -266,8 +266,12 @@ int setup_namespace(
                 goto fail;
         }
 
-        /* We assume that by default mount events from us won't be
-         * propagated to the root namespace. */
+        /* Remount / as SLAVE so that nothing mounted in the namespace
+           shows up in the parent */
+        if (mount(NULL, "/", NULL, MS_SLAVE|MS_REC, NULL) < 0) {
+                r = -errno;
+                goto fail;
+        }
 
         for (p = paths; p < paths + n; p++)
                 if ((r = apply_mount(p, root_dir, inaccessible_dir, private_dir, flags)) < 0)