Move EXPDATASN/R2TSN from PDU to CTL_PRIV_FRONTEND.
powerpc: Stop advertising that POWER8 and POWER9 support HTM
Oops two, missed syscall.mk as well.
Permit SO_NO_DDP and SO_NO_OFFLOAD to be read via getsockopt(2).
[mips] fix up the assembly generation of unaligned exception loads
Oops, missed syscall.h and sysproto.h for r361602.
Remove PDU_TOTAL_TRANSFER_LEN() macro.
rename in-tree libevent v1 to libevent1
Add an UPDATING entry for r360964
Revert part of r360964