Draft: [RHEL 9.5] Update Arm core code
JIRA: https://issues.redhat.com/browse/RHEL-40604
Backport selected patches through upstream 6.9, including:
- bug fixes
- pseudo-nmi triggering of backtraces
- various cpu feature detection enhancements
- save/restore fpsimd state on context switch
- ARM Cortex-A510 erratum 3117295 workaround
- LPA2 related patch series. Not to enable LPA2 but for cleanup of startup code
Signed-off-by: Mark Salter msalter@redhat.com