readahead: make sure /dev/.systemd/readahead exists

diff --git a/src/readahead-common.c b/src/readahead-common.c
index e01ae607c435bd32b085725c528f0692718e1189..a8f6fb30f81a366550d24f0c58ffdf14d0370ea8 100644 (file)
--- a/src/readahead-common.c
+++ b/src/readahead-common.c
@@ -145,6 +145,9 @@ ReadaheadShared *shared_get(void) {
         int fd;
         ReadaheadShared *m = NULL;
 
+        mkdir("/dev/.systemd", 0755);
+        mkdir("/dev/.systemd/readahead", 0755);
+
         if ((fd = open("/dev/.systemd/readahead/shared", O_CREAT|O_RDWR|O_CLOEXEC, 0644)) < 0) {
                 log_error("Failed to create shared memory segment: %m");
                 goto finish;