From: Lennart Poettering <lennart@poettering.net>
Date: Wed, 15 Nov 2023 10:14:11 +0000 (+0100)
Subject: gpt-auto-generator: add comment + assert() explaining mode of invocation
X-Git-Tag: v255-rc2~5^2~2
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=ca8ac0f9b5479eb98fad6d364303f9d6d38f410c;p=thirdparty%2Fsystemd.git

gpt-auto-generator: add comment + assert() explaining mode of invocation

We are not invoked in the initrd, and that deserves a comment.
---

diff --git a/src/gpt-auto-generator/gpt-auto-generator.c b/src/gpt-auto-generator/gpt-auto-generator.c
index e4c3aeea8a7..d1f6688f4ca 100644
--- a/src/gpt-auto-generator/gpt-auto-generator.c
+++ b/src/gpt-auto-generator/gpt-auto-generator.c
@@ -793,6 +793,11 @@ static int enumerate_partitions(dev_t devnum) {
         _cleanup_free_ char *devname = NULL;
         int r;
 
+        assert(!in_initrd());
+
+        /* Run on the final root fs (not in the initrd), to mount auxiliary partitions, and hook in rw
+         * remount and growfs of the root partition */
+
         r = block_get_whole_disk(devnum, &devnum);
         if (r < 0)
                 return log_debug_errno(r, "Failed to get whole block device for " DEVNUM_FORMAT_STR ": %m",