[PATCH 4.9.y 0/3] dm: device capability check fixes

- patch 1/3 is from upstream - patch 2 is to fix the code specific to 4.4 (has been removed in upstream)

Jeffle Xu (3): dm table: fix iterate_devices based device capability checks dm table: fix no_sg_merge iterate_devices based device capability checks dm table: fix DAX iterate_devices based device capability checks

drivers/md/dm-table.c | 91 +++++++++++++++++++++++++++---------------- 1 file changed, 57 insertions(+), 34 deletions(-)