21 lines
645 B
C
21 lines
645 B
C
/* SPDX-License-Identifier: GPL-2.0-only */
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/*
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* Copyright (C) 2024 Loongson Technology Corporation Limited
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*/
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#ifndef _ASM_LOONGARCH_SET_MEMORY_H
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#define _ASM_LOONGARCH_SET_MEMORY_H
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/*
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* Functions to change memory attributes.
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*/
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int set_memory_x(unsigned long addr, int numpages);
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int set_memory_nx(unsigned long addr, int numpages);
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int set_memory_ro(unsigned long addr, int numpages);
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int set_memory_rw(unsigned long addr, int numpages);
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bool kernel_page_present(struct page *page);
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int set_direct_map_default_noflush(struct page *page);
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int set_direct_map_invalid_noflush(struct page *page);
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#endif /* _ASM_LOONGARCH_SET_MEMORY_H */
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