tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
1// SPDX-License-Identifier: GPL-2.0-or-later
2/*
3 * Copyright (C) 2018 Samsung Electronics Co., Ltd.
4 */
5
6#include "ksmbd_ida.h"
7#include "../glob.h"
8
9int ksmbd_acquire_smb2_tid(struct ida *ida)
10{
11 return ida_alloc_range(ida, 1, 0xFFFFFFFE, KSMBD_DEFAULT_GFP);
12}
13
14int ksmbd_acquire_smb2_uid(struct ida *ida)
15{
16 int id;
17
18 id = ida_alloc_min(ida, 1, KSMBD_DEFAULT_GFP);
19 if (id == 0xFFFE)
20 id = ida_alloc_min(ida, 1, KSMBD_DEFAULT_GFP);
21
22 return id;
23}
24
25int ksmbd_acquire_async_msg_id(struct ida *ida)
26{
27 return ida_alloc_min(ida, 1, KSMBD_DEFAULT_GFP);
28}
29
30int ksmbd_acquire_id(struct ida *ida)
31{
32 return ida_alloc(ida, KSMBD_DEFAULT_GFP);
33}
34
35void ksmbd_release_id(struct ida *ida, int id)
36{
37 ida_free(ida, id);
38}