Commit d484d621 authored by Namjae Jeon's avatar Namjae Jeon Committed by Steve French
Browse files

ksmbd: add durable scavenger timer 



Launch ksmbd-durable-scavenger kernel thread to scan durable fps that
have not been reclaimed by a client within the configured time.

Signed-off-by: default avatarNamjae Jeon <linkinjeon@kernel.org>
Signed-off-by: default avatarSteve French <stfrench@microsoft.com>
parent 520da3c4

fs/smb/server/mgmt/user_session.c

+2 −0
Original line number Diff line number Diff line
@@ -149,6 +149,7 @@ void ksmbd_session_destroy(struct ksmbd_session *sess) 


	ksmbd_tree_conn_session_logoff(sess);

	ksmbd_destroy_file_table(&sess->file_table);

	ksmbd_launch_ksmbd_durable_scavenger();

	ksmbd_session_rpc_clear_list(sess);

	free_channel_list(sess);

	kfree(sess->Preauth_HashValue);
@@ -326,6 +327,7 @@ void destroy_previous_session(struct ksmbd_conn *conn, 


	ksmbd_destroy_file_table(&prev_sess->file_table);

	prev_sess->state = SMB2_SESSION_EXPIRED;

	ksmbd_launch_ksmbd_durable_scavenger();

out:

	up_write(&conn->session_lock);

	up_write(&sessions_table_lock);

fs/smb/server/server.c

+1 −0
Original line number Diff line number Diff line
@@ -377,6 +377,7 @@ static void server_ctrl_handle_reset(struct server_ctrl_struct *ctrl) 
{

	ksmbd_ipc_soft_reset();

	ksmbd_conn_transport_destroy();

	ksmbd_stop_durable_scavenger();

	server_conf_free();

	server_conf_init();

	WRITE_ONCE(server_conf.state, SERVER_STATE_STARTING_UP);

fs/smb/server/server.h

+1 −0
Original line number Diff line number Diff line
@@ -44,6 +44,7 @@ struct ksmbd_server_config { 
	unsigned int		max_connections;



	char			*conf[SERVER_CONF_WORK_GROUP + 1];

	struct task_struct	*dh_task;

};



extern struct ksmbd_server_config server_conf;

fs/smb/server/smb2pdu.c

+1 −1
Original line number Diff line number Diff line
@@ -3526,7 +3526,7 @@ int smb2_open(struct ksmbd_work *work) 
					SMB2_CREATE_GUID_SIZE);

			if (dh_info.timeout)

				fp->durable_timeout = min(dh_info.timeout,

						300000);

						DURABLE_HANDLE_MAX_TIMEOUT);

			else

				fp->durable_timeout = 60;

		}

fs/smb/server/smb2pdu.h

+2 −0
Original line number Diff line number Diff line
@@ -72,6 +72,8 @@ struct create_durable_req_v2 { 
	__u8 CreateGuid[16];

} __packed;



#define DURABLE_HANDLE_MAX_TIMEOUT	300000



struct create_durable_reconn_req {

	struct create_context_hdr ccontext;

	__u8   Name[8];