linuxdebug/include/linux/sync_core.h

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2024-07-16 15:50:57 +02:00
/* 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 */