gpt-auto-generator: check fstab for /boot entries

We need to prevent the creation of the gpt automount unit, which will not
get overridden by the fstab mount unit.

https://github.com/systemd/systemd/issues/1378

1 files changed, 7 insertions, 0 deletions

diff --git a/src/gpt-auto-generator/gpt-auto-generator.c b/src/gpt-auto-generator/gpt-auto-generator.c
index bb821797f1..dbb6648daa 100644
--- a/src/gpt-auto-generator/gpt-auto-generator.c
+++ b/src/gpt-auto-generator/gpt-auto-generator.c
@@ -38,6 +38,7 @@
 #include "gpt.h"
 #include "fileio.h"
 #include "efivars.h"
+#include "fstab-util.h"
 #include "blkid-util.h"
 #include "btrfs-util.h"
 
@@ -465,6 +466,12 @@ static int add_boot(const char *what) {
                 return 0;
         }
 
+        /* We create an .automount which is not overridden by the .mount from the fstab generator. */
+        if (fstab_is_mount_point("/boot")) {
+                log_debug("/boot specified in fstab, ignoring.");
+                return 0;
+        }
+
         if (path_is_busy("/boot")) {
                 log_debug("/boot already populated, ignoring.");
                 return 0;