super1: getinfo_super should set write-mostly flag.

Otherwise it is not preserved when you re-add a device to
an array.

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

1 files changed, 2 insertions, 0 deletions

diff --git a/super1.c b/super1.c
index 9a72681f..553dc0a7 100644
--- a/super1.c
+++ b/super1.c
@@ -600,6 +600,8 @@ static void getinfo_super1(struct supertype *st, struct mdinfo *info, char *map)
 		info->disk.state = 6; /* active and in sync */
 		info->disk.raid_disk = role;
 	}
+	if (sb->devflags & WriteMostly1)
+		info->disk.state |= (1 << MD_DISK_WRITEMOSTLY);
 	info->events = __le64_to_cpu(sb->events);
 	sprintf(info->text_version, "1.%d", st->minor_version);
 	info->safe_mode_delay = 200;