summaryrefslogblamecommitdiff
path: root/include/linux/sync_core.h
blob: 013da4b8b3272c6aff56a84cc40ce8d8a5d17041 (plain) (tree) 
e61938a921a4 ^





















1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21





















                                                                              
/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_SYNC_CORE_H
#define _LINUX_SYNC_CORE_H

#ifdef CONFIG_ARCH_HAS_SYNC_CORE_BEFORE_USERMODE
#include <asm/sync_core.h>
#else
/*
 * This is a dummy sync_core_before_usermode() implementation that can be used
 * on all architectures which return to user-space through core serializing
 * instructions.
 * If your architecture returns to user-space through non-core-serializing
 * instructions, you need to write your own functions.
 */
static inline void sync_core_before_usermode(void)
{
}
#endif

#endif /* _LINUX_SYNC_CORE_H */