On Wed, Mar 14 2018 at 10:33am -0400, Steffen Maier <maier@xxxxxxxxxxxxxxxxxx> wrote: > After v4.12 commit e2460f2a4bc7 ("dm: mark targets that pass integrity > data"), dm-multipath, e.g. on DIF+DIX SCSI disk paths, does not support > block integrity any more. So add it to the whitelist. > > This is also a pre-requisite to use block integrity with other dm layer(s) > on top of multipath, such as kpartx partitions (dm-linear) or LVM. > > Signed-off-by: Steffen Maier <maier@xxxxxxxxxxxxxxxxxx> > Bisected-by: Fedor Loshakov <loshakov@xxxxxxxxxxxxxxxxxx> > Fixes: e2460f2a4bc7 ("dm: mark targets that pass integrity data") > Cc: <stable@xxxxxxxxxxxxxxx> #4.12+ > --- > drivers/md/dm-mpath.c | 3 ++- > 1 file changed, 2 insertions(+), 1 deletion(-) > > diff --git a/drivers/md/dm-mpath.c b/drivers/md/dm-mpath.c > index 3fde9e9faddd..c174f0c53dc9 100644 > --- a/drivers/md/dm-mpath.c > +++ b/drivers/md/dm-mpath.c > @@ -2023,7 +2023,8 @@ static int multipath_busy(struct dm_target *ti) > static struct target_type multipath_target = { > .name = "multipath", > .version = {1, 12, 0}, > - .features = DM_TARGET_SINGLETON | DM_TARGET_IMMUTABLE, > + .features = DM_TARGET_SINGLETON | DM_TARGET_IMMUTABLE | > + DM_TARGET_PASSES_INTEGRITY, > .module = THIS_MODULE, > .ctr = multipath_ctr, > .dtr = multipath_dtr, Thanks, I've queued this for 4.16-rc6, will send to Linus tomorrow. -- To unsubscribe from this list: send the line "unsubscribe linux-s390" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html