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-rw-r--r--fs/Kconfig4
-rw-r--r--fs/nfs/nfs4file.c4
-rw-r--r--fs/nfs/super.c12
-rw-r--r--fs/nfs_common/Makefile2
-rw-r--r--fs/nfs_common/nfs_ssc.c2
-rw-r--r--fs/nfsd/Kconfig1
6 files changed, 22 insertions, 3 deletions
diff --git a/fs/Kconfig b/fs/Kconfig
index aa4c12282301..a55bda4233bb 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"
diff --git a/fs/nfs/nfs4file.c b/fs/nfs/nfs4file.c
index 57b3821d975a..441a2fa073c8 100644
--- a/fs/nfs/nfs4file.c
+++ b/fs/nfs/nfs4file.c
@@ -420,7 +420,9 @@ 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
}
/**
@@ -431,7 +433,9 @@ 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 4034102010f0..c7a924580eec 100644
--- a/fs/nfs/super.c
+++ b/fs/nfs/super.c
@@ -86,9 +86,11 @@ const struct super_operations nfs_sops = {
};
EXPORT_SYMBOL_GPL(nfs_sops);
+#ifdef CONFIG_NFS_V4_2
static const struct nfs_ssc_client_ops nfs_ssc_clnt_ops_tbl = {
.sco_sb_deactive = nfs_sb_deactive,
};
+#endif
#if IS_ENABLED(CONFIG_NFS_V4)
static int __init register_nfs4_fs(void)
@@ -111,15 +113,21 @@ static void unregister_nfs4_fs(void)
}
#endif
+#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 */
static struct shrinker acl_shrinker = {
.count_objects = nfs_access_cache_count,
@@ -148,7 +156,9 @@ int __init register_nfs_fs(void)
ret = register_shrinker(&acl_shrinker);
if (ret < 0)
goto error_3;
+#ifdef CONFIG_NFS_V4_2
nfs_ssc_register_ops();
+#endif
return 0;
error_3:
nfs_unregister_sysctl();
@@ -168,7 +178,9 @@ void __exit unregister_nfs_fs(void)
unregister_shrinker(&acl_shrinker);
nfs_unregister_sysctl();
unregister_nfs4_fs();
+#ifdef CONFIG_NFS_V4_2
nfs_ssc_unregister_ops();
+#endif
unregister_filesystem(&nfs_fs_type);
}
diff --git a/fs/nfs_common/Makefile b/fs/nfs_common/Makefile
index fa82f5aaa6d9..119c75ab9fd0 100644
--- a/fs/nfs_common/Makefile
+++ b/fs/nfs_common/Makefile
@@ -7,4 +7,4 @@ obj-$(CONFIG_NFS_ACL_SUPPORT) += nfs_acl.o
nfs_acl-objs := nfsacl.o
obj-$(CONFIG_GRACE_PERIOD) += grace.o
-obj-$(CONFIG_GRACE_PERIOD) += nfs_ssc.o
+obj-$(CONFIG_NFS_V4_2_SSC_HELPER) += nfs_ssc.o
diff --git a/fs/nfs_common/nfs_ssc.c b/fs/nfs_common/nfs_ssc.c
index f43bbb373913..7c1509e968c8 100644
--- a/fs/nfs_common/nfs_ssc.c
+++ b/fs/nfs_common/nfs_ssc.c
@@ -1,7 +1,5 @@
// SPDX-License-Identifier: GPL-2.0-only
/*
- * fs/nfs_common/nfs_ssc_comm.c
- *
* Helper for knfsd's SSC to access ops in NFS client modules
*
* Author: Dai Ngo <dai.ngo@oracle.com>
diff --git a/fs/nfsd/Kconfig b/fs/nfsd/Kconfig
index dbbc583d6273..821e5913faee 100644
--- a/fs/nfsd/Kconfig
+++ b/fs/nfsd/Kconfig
@@ -76,6 +76,7 @@ config NFSD_V4
select CRYPTO_MD5
select CRYPTO_SHA256
select GRACE_PERIOD
+ select NFS_V4_2_SSC_HELPER if NFS_V4_2
help
This option enables support in your system's NFS server for
version 4 of the NFS protocol (RFC 3530).