|  | /* SPDX-License-Identifier: GPL-2.0-only */ | 
|  | /* | 
|  | * pkey table | 
|  | * | 
|  | * SELinux must keep a mapping of pkeys to labels/SIDs.  This | 
|  | * mapping is maintained as part of the normal policy but a fast cache is | 
|  | * needed to reduce the lookup overhead. | 
|  | */ | 
|  |  | 
|  | /* | 
|  | * (c) Mellanox Technologies, 2016 | 
|  | */ | 
|  |  | 
|  | #ifndef _SELINUX_IB_PKEY_H | 
|  | #define _SELINUX_IB_PKEY_H | 
|  |  | 
|  | #ifdef CONFIG_SECURITY_INFINIBAND | 
|  | void sel_ib_pkey_flush(void); | 
|  | int sel_ib_pkey_sid(u64 subnet_prefix, u16 pkey, u32 *sid); | 
|  | #else | 
|  | static inline void sel_ib_pkey_flush(void) | 
|  | { | 
|  | return; | 
|  | } | 
|  | static inline int sel_ib_pkey_sid(u64 subnet_prefix, u16 pkey, u32 *sid) | 
|  | { | 
|  | *sid = SECINITSID_UNLABELED; | 
|  | return 0; | 
|  | } | 
|  | #endif | 
|  |  | 
|  | #endif |