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/* SPDX-License-Identifier: GPL-2.0 */#ifndef __ASM_GENERIC_TLBFLUSH_H#define __ASM_GENERIC_TLBFLUSH_H/* * This is a dummy tlbflush implementation that can be used on all * nommu architectures. * If you have an MMU, you need to write your own functions. */#ifdef CONFIG_MMU#error need to implement an architecture specific asm/tlbflush.h#endif #include <linux/bug.h> static inline void flush_tlb_mm(struct mm_struct *mm){	BUG();}  #endif /* __ASM_GENERIC_TLBFLUSH_H */