Merge tag 'nfsd-5.12' of git://git.kernel.org/pub/scm/linux/kernel/git/cel/linux

Pull nfsd updates from Chuck Lever:

 - Update NFSv2 and NFSv3 XDR decoding functions

 - Further improve support for re-exporting NFS mounts

 - Convert NFSD stats to per-CPU counters

 - Add batch Receive posting to the server's RPC/RDMA transport

* tag 'nfsd-5.12' of git://git.kernel.org/pub/scm/linux/kernel/git/cel/linux: (65 commits)
  nfsd: skip some unnecessary stats in the v4 case
  nfs: use change attribute for NFS re-exports
  NFSv4_2: SSC helper should use its own config.
  nfsd: cstate->session->se_client -> cstate->clp
  nfsd: simplify nfsd4_check_open_reclaim
  nfsd: remove unused set_client argument
  nfsd: find_cpntf_state cleanup
  nfsd: refactor set_client
  nfsd: rename lookup_clientid->set_client
  nfsd: simplify nfsd_renew
  nfsd: simplify process_lock
  nfsd4: simplify process_lookup1
  SUNRPC: Correct a comment
  svcrdma: DMA-sync the receive buffer in svc_rdma_recvfrom()
  svcrdma: Reduce Receive doorbell rate
  svcrdma: Deprecate stat variables that are no longer used
  svcrdma: Restore read and write stats
  svcrdma: Convert rdma_stat_sq_starve to a per-CPU counter
  svcrdma: Convert rdma_stat_recv to a per-CPU counter
  svcrdma: Refactor svc_rdma_init() and svc_rdma_clean_up()
  ...

1 files changed, 4 insertions, 0 deletions

diff --git a/fs/Kconfig b/fs/Kconfig
index da524c4d7b7e..462253ae483a 100644
--- a/fs/Kconfig
+++ b/fs/Kconfig
@@ -333,6 +333,10 @@ config NFS_COMMON
 	depends on NFSD || NFS_FS || LOCKD
 	default y
 
+config NFS_V4_2_SSC_HELPER
+	tristate
+	default y if NFS_V4=y || NFS_FS=y
+
 source "net/sunrpc/Kconfig"
 source "fs/ceph/Kconfig"
 source "fs/cifs/Kconfig"