1#2. Replace private patch
3. Remove unused return value
4. Fix several context locks issue
5. libhns: Clean up signed-unsigned mix with relational issue
6. libhns: Fix missing flag when creating qp with hnsdv interface
Signed-off-by: Juan Zhou <zhoujuan51@h-partners.com>
(cherry picked from commit 43ec513a2eec4e13e258257bf1daa1a1b71ff1e4)
