22 lines
581 B
C
22 lines
581 B
C
/* 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 */
|
|
|