Updates from version 15:
- Backport CI checks on centos/SUSE from master
- Stable ABI auto checks
- Backport fixes:
- verbs: Do not block QP attr_masks used by older kernels
- libibumad/umad.c: In get_port, ignore sysfs rate file errors
- bnxt_re/lib: fix the memory barrier call during poll-cq
- bnxt_re/lib: increment psn in case of 0 length packets
- libqedr: fix inline data copy
- verbs: Fix declaration of C++ include file in C-block
- verbs: Fix C++ compilation break
- verbs: fix compilation error with ICC
- hns: Fix create QP structure layout
- ibacm: Incorrect list used for subnet list causes a segfault
- ibacm: Incorrect usage of BE byte order of MLID attach/detach_mcast()