// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Copyright (C) 2016 Namjae Jeon <linkinjeon@kernel.org>
* Copyright (C) 2018 Samsung Electronics Co., Ltd.
*/
#include <linux/moduleparam.h>
#include "glob.h"
#include "oplock.h"
#include "smb_common.h"
#include "smbstatus.h"
#include "connection.h"
#include "mgmt/user_session.h"
#include "mgmt/share_config.h"
#include "mgmt/tree_connect.h"
static LIST_HEAD(lease_table_list);
static DEFINE_RWLOCK(lease_list_lock);
/**
* alloc_opinfo() - allocate a new opinfo object for oplock info
* @work: smb work
* @id: fid of open file
* @Tid: tree id of connection
*
* Return: allocated opinfo object on success, otherwise NULL
*/
static struct oplock_info *alloc_opinfo(struct ksmbd_work *work,
u64 id, __u16 Tid)
{
struct ksmbd_conn *conn = work->conn;
struct ksmbd_session *sess = work->sess;
struct oplock_info *opinfo;
opinfo = kzalloc(sizeof(struct oplock_info), GFP_KERNEL);
if (!opinfo)
return NULL;
opinfo->sess = sess;
opinfo->conn = conn;
opinfo->level = SMB2_OPLOCK_LEVEL_NONE;
opinfo->op_state = OPLOCK_STATE_NONE;
opinfo->pending_break = 0;
opinfo->fid
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