JustOS/linux-6.13/fs/smb/server/mgmt/ksmbd_ida.c

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2025-01-24 14:00:19 +00:00
// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Copyright (C) 2018 Samsung Electronics Co., Ltd.
*/
#include "ksmbd_ida.h"
#include "../glob.h"
int ksmbd_acquire_smb2_tid(struct ida *ida)
{
return ida_alloc_range(ida, 1, 0xFFFFFFFE, KSMBD_DEFAULT_GFP);
}
int ksmbd_acquire_smb2_uid(struct ida *ida)
{
int id;
id = ida_alloc_min(ida, 1, KSMBD_DEFAULT_GFP);
if (id == 0xFFFE)
id = ida_alloc_min(ida, 1, KSMBD_DEFAULT_GFP);
return id;
}
int ksmbd_acquire_async_msg_id(struct ida *ida)
{
return ida_alloc_min(ida, 1, KSMBD_DEFAULT_GFP);
}
int ksmbd_acquire_id(struct ida *ida)
{
return ida_alloc(ida, KSMBD_DEFAULT_GFP);
}
void ksmbd_release_id(struct ida *ida, int id)
{
ida_free(ida, id);
}