NFSv4.2: Remove ifdef CONFIG_NFSD from NFSv4.2 client SSC code.

The client SSC code should not depend on any of the CONFIG_NFSD config.
This patch removes all CONFIG_NFSD from NFSv4.2 client SSC code and
simplifies the config of CONFIG_NFS_V4_2_SSC_HELPER, NFSD_V4_2_INTER_SSC.

Signed-off-by: Dai Ngo <dai.ngo@oracle.com>
Signed-off-by: Trond Myklebust <trond.myklebust@hammerspace.com>
diff --git a/fs/Kconfig b/fs/Kconfig
index a55bda4..afa585e 100644
--- a/fs/Kconfig
+++ b/fs/Kconfig
@@ -334,8 +334,8 @@
 	default y
 
 config NFS_V4_2_SSC_HELPER
-	tristate
-	default y if NFS_V4=y || NFS_FS=y
+	bool
+	default y if NFS_V4_2
 
 source "net/sunrpc/Kconfig"
 source "fs/ceph/Kconfig"
diff --git a/fs/nfs/nfs4file.c b/fs/nfs/nfs4file.c
index 441a2fa..57b3821 100644
--- a/fs/nfs/nfs4file.c
+++ b/fs/nfs/nfs4file.c
@@ -420,9 +420,7 @@ static const struct nfs4_ssc_client_ops nfs4_ssc_clnt_ops_tbl = {
  */
 void nfs42_ssc_register_ops(void)
 {
-#ifdef CONFIG_NFSD_V4
 	nfs42_ssc_register(&nfs4_ssc_clnt_ops_tbl);
-#endif
 }
 
 /**
@@ -433,9 +431,7 @@ void nfs42_ssc_register_ops(void)
  */
 void nfs42_ssc_unregister_ops(void)
 {
-#ifdef CONFIG_NFSD_V4
 	nfs42_ssc_unregister(&nfs4_ssc_clnt_ops_tbl);
-#endif
 }
 #endif /* CONFIG_NFS_V4_2 */
 
diff --git a/fs/nfs/super.c b/fs/nfs/super.c
index 13a6507..5bfcc255 100644
--- a/fs/nfs/super.c
+++ b/fs/nfs/super.c
@@ -116,16 +116,12 @@ static void unregister_nfs4_fs(void)
 #ifdef CONFIG_NFS_V4_2
 static void nfs_ssc_register_ops(void)
 {
-#ifdef CONFIG_NFSD_V4
 	nfs_ssc_register(&nfs_ssc_clnt_ops_tbl);
-#endif
 }
 
 static void nfs_ssc_unregister_ops(void)
 {
-#ifdef CONFIG_NFSD_V4
 	nfs_ssc_unregister(&nfs_ssc_clnt_ops_tbl);
-#endif
 }
 #endif /* CONFIG_NFS_V4_2 */
 
diff --git a/fs/nfsd/Kconfig b/fs/nfsd/Kconfig
index d6cff5f..c534619 100644
--- a/fs/nfsd/Kconfig
+++ b/fs/nfsd/Kconfig
@@ -138,7 +138,7 @@
 
 config NFSD_V4_2_INTER_SSC
 	bool "NFSv4.2 inter server to server COPY"
-	depends on NFSD_V4 && NFS_V4_1 && NFS_V4_2
+	depends on NFSD_V4 && NFS_V4_2
 	help
 	  This option enables support for NFSv4.2 inter server to
 	  server copy where the destination server calls the NFSv4.2