Merge tag 'ipsec-next-2025-11-18' of git://git.kernel.org/pub/scm/linux/kernel/git...

Merge tag 'ipsec-next-2025-11-18' of git://git.kernel.org/pub/scm/linux/kernel/git/klassert/ipsec-next

Steffen Klassert says:

====================
pull request (net-next): ipsec-next 2025-11-18

1) Relax a lock contention bottleneck to improve IPsec crypto
   offload performance. From Jianbo Liu.

2) Deprecate pfkey, the interface will be removed in 2027.

3) Update xfrm documentation and move it to ipsec maintainance.
   From Bagas Sanjaya.

* tag 'ipsec-next-2025-11-18' of git://git.kernel.org/pub/scm/linux/kernel/git/klassert/ipsec-next:
  MAINTAINERS: Add entry for XFRM documentation
  net: Move XFRM documentation into its own subdirectory
  Documentation: xfrm_sync: Number the fifth section
  Documentation: xfrm_sysctl: Trim trailing colon in section heading
  Documentation: xfrm_sync: Trim excess section heading characters
  Documentation: xfrm_sync: Properly reindent list text
  Documentation: xfrm_device: Separate hardware offload sublists
  Documentation: xfrm_device: Use numbered list for offloading steps
  Documentation: xfrm_device: Wrap iproute2 snippets in literal code block
  pfkey: Deprecate pfkey
  xfrm: Skip redundant replay recheck for the hardware offload path
  xfrm: Refactor xfrm_input lock to reduce contention with RSS
====================

Link: https://patch.msgid.link/20251118092610.2223552-1-steffen.klassert@secunet.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>