1 /* SPDX-License-Identifier: GPL-2.0 */ 2 #ifndef _LINUX_CACHEFLUSH_H 3 #define _LINUX_CACHEFLUSH_H 4 5 #include <asm/cacheflush.h> 6 7 struct folio; 8 9 #if ARCH_IMPLEMENTS_FLUSH_DCACHE_PAGE 10 #ifndef ARCH_IMPLEMENTS_FLUSH_DCACHE_FOLIO 11 void flush_dcache_folio(struct folio *folio); 12 #endif 13 #else 14 static inline void flush_dcache_folio(struct folio *folio) 15 { 16 } 17 #define ARCH_IMPLEMENTS_FLUSH_DCACHE_FOLIO 0 18 #endif /* ARCH_IMPLEMENTS_FLUSH_DCACHE_PAGE */ 19 20 #endif /* _LINUX_CACHEFLUSH_H */ 21