[PATCH v4 09/10] cifsd: add Kconfig and Makefile

Namjae Jeon
2021-06-02T03:59:13Z

This adds the Kconfig and Makefile for cifsd.

Signed-off-by: Namjae Jeon <namjae.jeon@samsung.com>
Signed-off-by: Sergey Senozhatsky <sergey.senozhatsky@gmail.com>
Signed-off-by: Hyunchul Lee <hyc.lee@gmail.com>
Acked-by: Ronnie Sahlberg <lsahlber@redhat.com>
Signed-off-by: Steve French <stfrench@microsoft.com>
---
fs/Kconfig | 1 +
fs/Makefile | 1 +
fs/cifsd/Kconfig | 68 +++++++++++++++++++++++++++++++++++++++++++++++
fs/cifsd/Makefile | 17 ++++++++++++
4 files changed, 87 insertions(+)
create mode 100644 fs/cifsd/Kconfig
create mode 100644 fs/cifsd/Makefile

diff --git a/fs/Kconfig b/fs/Kconfig
index 141a856c50e7..7462761ebd2f 100644
--- a/fs/Kconfig
+++ b/fs/Kconfig
@@ -344,6 +344,7 @@ config NFS_V4_2_SSC_HELPER
source "net/sunrpc/Kconfig"
source "fs/ceph/Kconfig"
source "fs/cifs/Kconfig"
+source "fs/cifsd/Kconfig"
source "fs/coda/Kconfig"
source "fs/afs/Kconfig"
source "fs/9p/Kconfig"
diff --git a/fs/Makefile b/fs/Makefile
index 9c708e1fbe8f..542a77374d12 100644
--- a/fs/Makefile
+++ b/fs/Makefile
@@ -98,6 +98,7 @@ obj-$(CONFIG_NLS) += nls/
obj-$(CONFIG_UNICODE) += unicode/
obj-$(CONFIG_SYSV_FS) += sysv/
obj-$(CONFIG_CIFS) += cifs/
+obj-$(CONFIG_SMB_SERVER) += cifsd/
obj-$(CONFIG_HPFS_FS) += hpfs/
obj-$(CONFIG_NTFS_FS) += ntfs/
obj-$(CONFIG_UFS_FS) += ufs/
diff --git a/fs/cifsd/Kconfig b/fs/cifsd/Kconfig
new file mode 100644
index 000000000000..e6448b04f46e
--- /dev/null
+++ b/fs/cifsd/Kconfig
@@ -0,0 +1,68 @@
+config SMB_SERVER
+ tristate "SMB server support (EXPERIMENTAL)"
+ depends on INET
+ depends on MULTIUSER
+ depends on FILE_LOCKING
+ select NLS
+ select NLS_UTF8
+ select CRYPTO
+ select CRYPTO_MD4
+ select CRYPTO_MD5
+ select CRYPTO_HMAC
+ select CRYPTO_ECB
+ select CRYPTO_LIB_DES
+ select CRYPTO_SHA256
+ select CRYPTO_CMAC
+ select CRYPTO_SHA512
+ select CRYPTO_AEAD2
+ select CRYPTO_CCM
+ select CRYPTO_GCM
+ select ASN1
+ select OID_REGISTRY
+ default n
+ help
+ Choose Y here if you want to allow SMB3 compliant clients
+ to access files residing on this system using SMB3 protocol.
+ To compile the SMB3 server support as a module,
+ choose M here: the module will be called ksmbd.
+
+ You may choose to use a samba server instead, in which
+ case you can choose N here.
+
+ You also need to install user space programs which can be found
+ in cifsd-tools, available from
+ https://github.com/cifsd-team/cifsd-tools.
+ More detail about how to run the cifsd kernel server is
+ available via README file
+ (https://github.com/cifsd-team/cifsd-tools/blob/master/README).
+
+ cifsd kernel server includes support for auto-negotiation,
+ Secure negotiate, Pre-authentication integrity, oplock/lease,
+ compound requests, multi-credit, packet signing, RDMA(smbdirect),
+ smb3 encryption, copy-offload, secure per-user session
+ establishment via NTLM or NTLMv2.
+
+config SMB_SERVER_SMBDIRECT
+ bool "Support for SMB Direct protocol"
+ depends on SMB_SERVER=m && INFINIBAND && INFINIBAND_ADDR_TRANS || SMB_SERVER=y && INFINIBAND=y && INFINIBAND_ADDR_TRANS=y
+ select SG_POOL
+ default n
+
+ help
+ Enables SMB Direct support for SMB 3.0, 3.02 and 3.1.1.
+
+ SMB Direct allows transferring SMB packets over RDMA. If unsure,
+ say N.
+
+config SMB_SERVER_CHECK_CAP_NET_ADMIN
+ bool "Enable check network administration capability"
+ depends on SMB_SERVER
+ default y
+
+ help
+ Prevent unprivileged processes to start the cifsd kernel server.
+
+config SMB_SERVER_KERBEROS5
+ bool "Support for Kerberos 5"
+ depends on SMB_SERVER
+ default n
diff --git a/fs/cifsd/Makefile b/fs/cifsd/Makefile
new file mode 100644
index 000000000000..ccacb798a932
--- /dev/null
+++ b/fs/cifsd/Makefile
@@ -0,0 +1,17 @@
+# SPDX-License-Identifier: GPL-2.0-or-later
+#
+# Makefile for Linux SMB3 kernel server
+#
+obj-$(CONFIG_SMB_SERVER) += ksmbd.o
+
+$(obj)/spnego_negtokeninit.asn1.o: $(obj)/spnego_negtokeninit.asn1.c $(obj)/spnego_negtokeninit.asn1.h
+$(obj)/spnego_negtokentarg.asn1.o: $(obj)/spnego_negtokentarg.asn1.c $(obj)/spnego_negtokentarg.asn1.h
+
+ksmbd-y := unicode.o auth.o vfs.o vfs_cache.o server.o buffer_pool.o \
+ misc.o oplock.o connection.o ksmbd_work.o crypto_ctx.o \
+ mgmt/ksmbd_ida.o mgmt/user_config.o mgmt/share_config.o \
+ mgmt/tree_connect.o mgmt/user_session.o smb_common.o \
+ transport_tcp.o transport_ipc.o smbacl.o smb2pdu.o \
+ smb2ops.o smb2misc.o spnego_negtokeninit.asn1.o \
+ spnego_negtokentarg.asn1.o asn1.o ndr.o
+ksmbd-$(CONFIG_SMB_SERVER_SMBDIRECT) += transport_rdma.o
--
2.17.1