smb: server: make use of smbdirect.ko

This means we no longer inline the common smbdirect
.c files and use the exported functions from the
module instead.

Note the connection specific logging is still
redirect to ksmbd.ko functions via
smbdirect_socket_set_logging().

We still don't use real socket layer,
but we're very close...

Cc: Namjae Jeon <linkinjeon@kernel.org>
Cc: Steve French <smfrench@gmail.com>
Cc: Tom Talpey <tom@talpey.com>
Cc: linux-cifs@vger.kernel.org
Cc: samba-technical@lists.samba.org
Signed-off-by: Stefan Metzmacher <metze@samba.org>
Acked-by: Namjae Jeon <linkinjeon@kernel.org>
Signed-off-by: Steve French <stfrench@microsoft.com>

fs/smb/server/Kconfig

@@ -47,8 +47,9 @@ if SMB_SERVER
 
 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
+	depends on SMB_SERVER && INFINIBAND && INFINIBAND_ADDR_TRANS
+	depends on SMB_SERVER=m || INFINIBAND=y
+	select SMB_COMMON_SMBDIRECT
 	default n
 
 	help

fs/smb/server/transport_rdma.c

@@ -9,8 +9,6 @@
 
 #define SUBMOD_NAME	"smb_direct"
 
-#define SMBDIRECT_USE_INLINE_C_FILES 1
-
 #include <linux/kthread.h>
 #include <linux/list.h>
 #include <linux/string_choices.h>
@@ -690,11 +688,3 @@ static const struct ksmbd_transport_ops ksmbd_smb_direct_transport_ops = {
 	.rdma_write	= smb_direct_rdma_write,
 	.free_transport = smb_direct_free_transport,
 };
-
-/*
- * This is a temporary solution until all code
- * is moved to smbdirect_all_c_files.c and we
- * have an smbdirect.ko that exports the required
- * functions.
- */
-#include "../common/smbdirect/smbdirect_all_c_files.c"