[PATCH v6 18/18] nfs/nfsd: add Kconfig options to allow localio to be enabled

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Now that all the localio code is complete, allow users to enable it.

Signed-off-by: Mike Snitzer <snitzer@xxxxxxxxxx>
---
 fs/Kconfig      |  3 +++
 fs/nfs/Kconfig  | 30 ++++++++++++++++++++++++++++++
 fs/nfsd/Kconfig | 30 ++++++++++++++++++++++++++++++
 3 files changed, 63 insertions(+)

diff --git a/fs/Kconfig b/fs/Kconfig
index a46b0cbc4d8f..170083ff2a51 100644
--- a/fs/Kconfig
+++ b/fs/Kconfig
@@ -377,6 +377,9 @@ config NFS_ACL_SUPPORT
 	tristate
 	select FS_POSIX_ACL
 
+config NFS_COMMON_LOCALIO_SUPPORT
+	tristate
+
 config NFS_COMMON
 	bool
 	depends on NFSD || NFS_FS || LOCKD
diff --git a/fs/nfs/Kconfig b/fs/nfs/Kconfig
index 57249f040dfc..70ff4f7a1a22 100644
--- a/fs/nfs/Kconfig
+++ b/fs/nfs/Kconfig
@@ -1,10 +1,16 @@
 # SPDX-License-Identifier: GPL-2.0-only
+
+config NFS_LOCALIO
+	tristate
+
 config NFS_FS
 	tristate "NFS client support"
 	depends on INET && FILE_LOCKING && MULTIUSER
 	select LOCKD
 	select SUNRPC
 	select NFS_ACL_SUPPORT if NFS_V3_ACL
+	select NFS_LOCALIO if NFS_V3_LOCALIO || NFS_V4_LOCALIO
+	select NFS_COMMON_LOCALIO_SUPPORT if NFS_LOCALIO
 	help
 	  Choose Y here if you want to access files residing on other
 	  computers using Sun's Network File System protocol.  To compile
@@ -72,6 +78,18 @@ config NFS_V3_ACL
 
 	  If unsure, say N.
 
+config NFS_V3_LOCALIO
+	bool "NFS client support for the NFSv3 LOCALIO protocol extension"
+	depends on NFS_V3
+	help
+	  Some NFS servers support an auxiliary NFSv3 LOCALIO protocol
+	  that is not an official part of the NFS version 3 protocol.
+
+	  This option enables support for version 3 of the LOCALIO
+	  protocol in the kernel's NFS client.
+
+	  If unsure, say N.
+
 config NFS_V4
 	tristate "NFS client support for NFS version 4"
 	depends on NFS_FS
@@ -86,6 +104,18 @@ config NFS_V4
 
 	  If unsure, say Y.
 
+config NFS_V4_LOCALIO
+	bool "NFS client support for the NFSv4 LOCALIO protocol extension"
+	depends on NFS_V4
+	help
+	  Some NFS servers support an auxiliary NFSv4 LOCALIO protocol
+	  that is not an official part of the NFS version 4 protocol.
+
+	  This option enables support for version 4 of the LOCALIO
+	  protocol in the kernel's NFS client.
+
+	  If unsure, say N.
+
 config NFS_SWAP
 	bool "Provide swap over NFS support"
 	default n
diff --git a/fs/nfsd/Kconfig b/fs/nfsd/Kconfig
index ec2ab6429e00..edae34a7b7e5 100644
--- a/fs/nfsd/Kconfig
+++ b/fs/nfsd/Kconfig
@@ -1,4 +1,8 @@
 # SPDX-License-Identifier: GPL-2.0-only
+
+config NFSD_LOCALIO
+	tristate
+
 config NFSD
 	tristate "NFS server support"
 	depends on INET
@@ -9,6 +13,8 @@ config NFSD
 	select EXPORTFS
 	select NFS_ACL_SUPPORT if NFSD_V2_ACL
 	select NFS_ACL_SUPPORT if NFSD_V3_ACL
+	select NFSD_LOCALIO if NFSD_V3_LOCALIO || NFSD_V4_LOCALIO
+	select NFS_COMMON_LOCALIO_SUPPORT if NFSD_LOCALIO
 	depends on MULTIUSER
 	help
 	  Choose Y here if you want to allow other computers to access
@@ -69,6 +75,18 @@ config NFSD_V3_ACL
 
 	  If unsure, say N.
 
+config NFSD_V3_LOCALIO
+	bool "NFS server support for the NFSv3 LOCALIO protocol extension"
+	depends on NFSD
+	help
+	  Some NFS servers support an auxiliary NFSv3 LOCALIO protocol
+	  that is not an official part of the NFS version 3 protocol.
+
+	  This option enables support for version 3 of the LOCALIO
+	  protocol in the kernel's NFS server.
+
+	  If unsure, say N.
+
 config NFSD_V4
 	bool "NFS server support for NFS version 4"
 	depends on NFSD && PROC_FS
@@ -89,6 +107,18 @@ config NFSD_V4
 
 	  If unsure, say N.
 
+config NFSD_V4_LOCALIO
+	bool "NFS server support for the NFSv4 LOCALIO protocol extension"
+	depends on NFSD_V4
+	help
+	  Some NFS servers support an auxiliary NFSv4 LOCALIO protocol
+	  that is not an official part of the NFS version 4 protocol.
+
+	  This option enables support for version 4 of the LOCALIO
+	  protocol in the kernel's NFS server.
+
+	  If unsure, say N.
+
 config NFSD_PNFS
 	bool
 
-- 
2.44.0





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