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-rw-r--r--src/nspawn/nspawn.c12
1 files changed, 7 insertions, 5 deletions
diff --git a/src/nspawn/nspawn.c b/src/nspawn/nspawn.c
index b9fa02dc76..df858a57e6 100644
--- a/src/nspawn/nspawn.c
+++ b/src/nspawn/nspawn.c
@@ -1178,9 +1178,11 @@ int main(int argc, char *argv[]) {
goto child_fail;
}
- /* Mark / as private, in case somebody marked it shared */
- if (mount(NULL, "/", NULL, MS_PRIVATE|MS_REC, NULL) < 0) {
- log_error("MS_PRIVATE|MS_REC failed: %m");
+ /* Mark everything as slave, so that we still
+ * receive mounts from the real root, but don't
+ * propagate mounts to the real root. */
+ if (mount(NULL, "/", NULL, MS_SLAVE|MS_REC, NULL) < 0) {
+ log_error("MS_SLAVE|MS_REC failed: %m");
goto child_fail;
}
@@ -1224,8 +1226,8 @@ int main(int argc, char *argv[]) {
goto child_fail;
}
- if (mount(arg_directory, "/", "bind", MS_MOVE, NULL) < 0) {
- log_error("mount(MS_BIND) failed: %m");
+ if (mount(arg_directory, "/", NULL, MS_MOVE, NULL) < 0) {
+ log_error("mount(MS_MOVE) failed: %m");
goto child_fail;
}