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38c8a9a520
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>
46 lines
761 B
C
46 lines
761 B
C
// SPDX-License-Identifier: GPL-2.0-or-later
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/*
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* Copyright (C) 2018 Samsung Electronics Co., Ltd.
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*/
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#include "ksmbd_ida.h"
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static inline int __acquire_id(struct ida *ida, int from, int to)
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{
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return ida_simple_get(ida, from, to, GFP_KERNEL);
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}
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int ksmbd_acquire_smb2_tid(struct ida *ida)
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{
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int id;
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id = __acquire_id(ida, 1, 0xFFFFFFFF);
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return id;
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}
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int ksmbd_acquire_smb2_uid(struct ida *ida)
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{
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int id;
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id = __acquire_id(ida, 1, 0);
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if (id == 0xFFFE)
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id = __acquire_id(ida, 1, 0);
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return id;
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}
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int ksmbd_acquire_async_msg_id(struct ida *ida)
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{
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return __acquire_id(ida, 1, 0);
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}
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int ksmbd_acquire_id(struct ida *ida)
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{
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return __acquire_id(ida, 0, 0);
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}
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void ksmbd_release_id(struct ida *ida, int id)
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{
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ida_simple_remove(ida, id);
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}
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