- up to 4.9.176; workaround zombieload intel cpu vulnerability: https://www.kernel.org/doc/html/latest/admin-guide/hw-vuln/mds.html
- rel 2; add cgroup writeback suport for xfs (not merged by upstream only due to lack of xfstests support)
- bigger CMA size (some discussion in https://bugzilla.redhat.com/show_bug.cgi?id=
1127000)
- up to 4.9.77; SECURITY: adds retpoline which mitigates Spectre variant 2 attack