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22 lines
581 B
22 lines
581 B
3 years ago
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/* SPDX-License-Identifier: GPL-2.0 */
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#ifndef _LINUX_SYNC_CORE_H
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#define _LINUX_SYNC_CORE_H
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#ifdef CONFIG_ARCH_HAS_SYNC_CORE_BEFORE_USERMODE
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#include <asm/sync_core.h>
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#else
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/*
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* This is a dummy sync_core_before_usermode() implementation that can be used
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* on all architectures which return to user-space through core serializing
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* instructions.
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* If your architecture returns to user-space through non-core-serializing
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* instructions, you need to write your own functions.
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*/
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static inline void sync_core_before_usermode(void)
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{
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}
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#endif
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#endif /* _LINUX_SYNC_CORE_H */
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