imsm: set generation number when reading superblock

IMSM doesn't set 'events' field with generation number, so sometimes mdadm
tries to re-assembly container using metadata which isn't most recent (e. g.
from spare disk).

Signed-off-by: Mariusz Dabrowski <mariusz.dabrowski@intel.com>
Signed-off-by: Jes Sorensen <Jes.Sorensen@redhat.com>

diff --git a/super-intel.c b/super-intel.c
index cee6951fa8ed9aaf25d0534ca59b034dd89e3de8..b7a52031d11d61050797831aec97575633dd4255 100644 (file)
--- a/super-intel.c
+++ b/super-intel.c
@@ -3380,6 +3380,7 @@ static void getinfo_super_imsm(struct supertype *st, struct mdinfo *info, char *
 
        /* do we have the all the insync disks that we expect? */
        mpb = super->anchor;
+       info->events = __le32_to_cpu(mpb->generation_num);
 
        for (i = 0; i < mpb->num_raid_devs; i++) {
                struct imsm_dev *dev = get_imsm_dev(super, i);