smb: move client and server files to common directory fs/smb

Move CIFS/SMB3 related client and server files (cifs.ko and ksmbd.ko
and helper modules) to new fs/smb subdirectory:

   fs/cifs --> fs/smb/client
   fs/ksmbd --> fs/smb/server
   fs/smbfs_common --> fs/smb/common

Suggested-by: Linus Torvalds <torvalds@linux-foundation.org>
Acked-by: Namjae Jeon <linkinjeon@kernel.org>
Signed-off-by: Steve French <stfrench@microsoft.com>

1 files changed, 0 insertions, 231 deletions

diff --git a/fs/ksmbd/connection.h b/fs/ksmbd/connection.h
deleted file mode 100644
index ad8dfaa48ffb..000000000000
--- a/fs/ksmbd/connection.h
+++ /dev/null
@@ -1,231 +0,0 @@
-/* SPDX-License-Identifier: GPL-2.0-or-later */
-/*
- *   Copyright (C) 2018 Samsung Electronics Co., Ltd.
- */
-
-#ifndef __KSMBD_CONNECTION_H__
-#define __KSMBD_CONNECTION_H__
-
-#include <linux/list.h>
-#include <linux/ip.h>
-#include <net/sock.h>
-#include <net/tcp.h>
-#include <net/inet_connection_sock.h>
-#include <net/request_sock.h>
-#include <linux/kthread.h>
-#include <linux/nls.h>
-#include <linux/unicode.h>
-
-#include "smb_common.h"
-#include "ksmbd_work.h"
-
-#define KSMBD_SOCKET_BACKLOG		16
-
-enum {
-	KSMBD_SESS_NEW = 0,
-	KSMBD_SESS_GOOD,
-	KSMBD_SESS_EXITING,
-	KSMBD_SESS_NEED_RECONNECT,
-	KSMBD_SESS_NEED_NEGOTIATE,
-	KSMBD_SESS_RELEASING
-};
-
-struct ksmbd_stats {
-	atomic_t			open_files_count;
-	atomic64_t			request_served;
-};
-
-struct ksmbd_transport;
-
-struct ksmbd_conn {
-	struct smb_version_values	*vals;
-	struct smb_version_ops		*ops;
-	struct smb_version_cmds		*cmds;
-	unsigned int			max_cmds;
-	struct mutex			srv_mutex;
-	int				status;
-	unsigned int			cli_cap;
-	char				*request_buf;
-	struct ksmbd_transport		*transport;
-	struct nls_table		*local_nls;
-	struct unicode_map		*um;
-	struct list_head		conns_list;
-	/* smb session 1 per user */
-	struct xarray			sessions;
-	unsigned long			last_active;
-	/* How many request are running currently */
-	atomic_t			req_running;
-	/* References which are made for this Server object*/
-	atomic_t			r_count;
-	unsigned int			total_credits;
-	unsigned int			outstanding_credits;
-	spinlock_t			credits_lock;
-	wait_queue_head_t		req_running_q;
-	wait_queue_head_t		r_count_q;
-	/* Lock to protect requests list*/
-	spinlock_t			request_lock;
-	struct list_head		requests;
-	struct list_head		async_requests;
-	int				connection_type;
-	struct ksmbd_stats		stats;
-	char				ClientGUID[SMB2_CLIENT_GUID_SIZE];
-	struct ntlmssp_auth		ntlmssp;
-
-	spinlock_t			llist_lock;
-	struct list_head		lock_list;
-
-	struct preauth_integrity_info	*preauth_info;
-
-	bool				need_neg;
-	unsigned int			auth_mechs;
-	unsigned int			preferred_auth_mech;
-	bool				sign;
-	bool				use_spnego:1;
-	__u16				cli_sec_mode;
-	__u16				srv_sec_mode;
-	/* dialect index that server chose */
-	__u16				dialect;
-
-	char				*mechToken;
-
-	struct ksmbd_conn_ops	*conn_ops;
-
-	/* Preauth Session Table */
-	struct list_head		preauth_sess_table;
-
-	struct sockaddr_storage		peer_addr;
-
-	/* Identifier for async message */
-	struct ida			async_ida;
-
-	__le16				cipher_type;
-	__le16				compress_algorithm;
-	bool				posix_ext_supported;
-	bool				signing_negotiated;
-	__le16				signing_algorithm;
-	bool				binding;
-};
-
-struct ksmbd_conn_ops {
-	int	(*process_fn)(struct ksmbd_conn *conn);
-	int	(*terminate_fn)(struct ksmbd_conn *conn);
-};
-
-struct ksmbd_transport_ops {
-	int (*prepare)(struct ksmbd_transport *t);
-	void (*disconnect)(struct ksmbd_transport *t);
-	void (*shutdown)(struct ksmbd_transport *t);
-	int (*read)(struct ksmbd_transport *t, char *buf,
-		    unsigned int size, int max_retries);
-	int (*writev)(struct ksmbd_transport *t, struct kvec *iovs, int niov,
-		      int size, bool need_invalidate_rkey,
-		      unsigned int remote_key);
-	int (*rdma_read)(struct ksmbd_transport *t,
-			 void *buf, unsigned int len,
-			 struct smb2_buffer_desc_v1 *desc,
-			 unsigned int desc_len);
-	int (*rdma_write)(struct ksmbd_transport *t,
-			  void *buf, unsigned int len,
-			  struct smb2_buffer_desc_v1 *desc,
-			  unsigned int desc_len);
-};
-
-struct ksmbd_transport {
-	struct ksmbd_conn		*conn;
-	struct ksmbd_transport_ops	*ops;
-	struct task_struct		*handler;
-};
-
-#define KSMBD_TCP_RECV_TIMEOUT	(7 * HZ)
-#define KSMBD_TCP_SEND_TIMEOUT	(5 * HZ)
-#define KSMBD_TCP_PEER_SOCKADDR(c)	((struct sockaddr *)&((c)->peer_addr))
-
-extern struct list_head conn_list;
-extern struct rw_semaphore conn_list_lock;
-
-bool ksmbd_conn_alive(struct ksmbd_conn *conn);
-void ksmbd_conn_wait_idle(struct ksmbd_conn *conn, u64 sess_id);
-struct ksmbd_conn *ksmbd_conn_alloc(void);
-void ksmbd_conn_free(struct ksmbd_conn *conn);
-bool ksmbd_conn_lookup_dialect(struct ksmbd_conn *c);
-int ksmbd_conn_write(struct ksmbd_work *work);
-int ksmbd_conn_rdma_read(struct ksmbd_conn *conn,
-			 void *buf, unsigned int buflen,
-			 struct smb2_buffer_desc_v1 *desc,
-			 unsigned int desc_len);
-int ksmbd_conn_rdma_write(struct ksmbd_conn *conn,
-			  void *buf, unsigned int buflen,
-			  struct smb2_buffer_desc_v1 *desc,
-			  unsigned int desc_len);
-void ksmbd_conn_enqueue_request(struct ksmbd_work *work);
-int ksmbd_conn_try_dequeue_request(struct ksmbd_work *work);
-void ksmbd_conn_init_server_callbacks(struct ksmbd_conn_ops *ops);
-int ksmbd_conn_handler_loop(void *p);
-int ksmbd_conn_transport_init(void);
-void ksmbd_conn_transport_destroy(void);
-void ksmbd_conn_lock(struct ksmbd_conn *conn);
-void ksmbd_conn_unlock(struct ksmbd_conn *conn);
-
-/*
- * WARNING
- *
- * This is a hack. We will move status to a proper place once we land
- * a multi-sessions support.
- */
-static inline bool ksmbd_conn_good(struct ksmbd_conn *conn)
-{
-	return READ_ONCE(conn->status) == KSMBD_SESS_GOOD;
-}
-
-static inline bool ksmbd_conn_need_negotiate(struct ksmbd_conn *conn)
-{
-	return READ_ONCE(conn->status) == KSMBD_SESS_NEED_NEGOTIATE;
-}
-
-static inline bool ksmbd_conn_need_reconnect(struct ksmbd_conn *conn)
-{
-	return READ_ONCE(conn->status) == KSMBD_SESS_NEED_RECONNECT;
-}
-
-static inline bool ksmbd_conn_exiting(struct ksmbd_conn *conn)
-{
-	return READ_ONCE(conn->status) == KSMBD_SESS_EXITING;
-}
-
-static inline bool ksmbd_conn_releasing(struct ksmbd_conn *conn)
-{
-	return READ_ONCE(conn->status) == KSMBD_SESS_RELEASING;
-}
-
-static inline void ksmbd_conn_set_new(struct ksmbd_conn *conn)
-{
-	WRITE_ONCE(conn->status, KSMBD_SESS_NEW);
-}
-
-static inline void ksmbd_conn_set_good(struct ksmbd_conn *conn)
-{
-	WRITE_ONCE(conn->status, KSMBD_SESS_GOOD);
-}
-
-static inline void ksmbd_conn_set_need_negotiate(struct ksmbd_conn *conn)
-{
-	WRITE_ONCE(conn->status, KSMBD_SESS_NEED_NEGOTIATE);
-}
-
-static inline void ksmbd_conn_set_need_reconnect(struct ksmbd_conn *conn)
-{
-	WRITE_ONCE(conn->status, KSMBD_SESS_NEED_RECONNECT);
-}
-
-static inline void ksmbd_conn_set_exiting(struct ksmbd_conn *conn)
-{
-	WRITE_ONCE(conn->status, KSMBD_SESS_EXITING);
-}
-
-static inline void ksmbd_conn_set_releasing(struct ksmbd_conn *conn)
-{
-	WRITE_ONCE(conn->status, KSMBD_SESS_RELEASING);
-}
-
-void ksmbd_all_conn_set_status(u64 sess_id, u32 status);
-#endif /* __CONNECTION_H__ */