Improve error messages when metadata handler does not support request.

->validate_geometry is called to validate overall parameters,
and to validate each individual device.
If it ever fails, it needs to report the reason, as common code
cannot possible know.

Signed-off-by: NeilBrown <neilb@suse.de>

1 files changed, 4 insertions, 1 deletions

diff --git a/super1.c b/super1.c
index 8678e9f..5a2df0e 100644
--- a/super1.c
+++ b/super1.c
@@ -1609,8 +1609,11 @@ static int validate_geometry1(struct supertype *st, int level,
 	unsigned long long ldsize;
 	int fd;
 
-	if (level == LEVEL_CONTAINER)
+	if (level == LEVEL_CONTAINER) {
+		if (verbose)
+			fprintf(stderr, Name ": 1.x metadata does not support containers\n");
 		return 0;
+	}
 	if (!subdev)
 		return 1;