1/* SPDX-License-Identifier: GPL-2.0 */ 2#ifndef _LINUX_CACHEFLUSH_H 3#define _LINUX_CACHEFLUSH_H 4 5#include <asm/cacheflush.h> 6 7struct folio; 8 9#if ARCH_IMPLEMENTS_FLUSH_DCACHE_PAGE 10#ifndef flush_dcache_folio 11void flush_dcache_folio(struct folio *folio); 12#endif 13#else 14static inline void flush_dcache_folio(struct folio *folio) 15{ 16} 17#define flush_dcache_folio flush_dcache_folio 18#endif /* ARCH_IMPLEMENTS_FLUSH_DCACHE_PAGE */ 19 20#ifndef flush_icache_pages 21static inline void flush_icache_pages(struct vm_area_struct *vma, 22 struct page *page, unsigned int nr) 23{ 24} 25#endif 26 27#define flush_icache_page(vma, page) flush_icache_pages(vma, page, 1) 28 29#endif /* _LINUX_CACHEFLUSH_H */ 30