[linux-2.6-block.git] / include / linux / cacheflush.h

/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_CACHEFLUSH_H
#define _LINUX_CACHEFLUSH_H

#include <asm/cacheflush.h>

struct folio;

#if ARCH_IMPLEMENTS_FLUSH_DCACHE_PAGE
#ifndef flush_dcache_folio
void flush_dcache_folio(struct folio *folio);
#endif
#else
static inline void flush_dcache_folio(struct folio *folio)
{
}
#define flush_dcache_folio flush_dcache_folio
#endif /* ARCH_IMPLEMENTS_FLUSH_DCACHE_PAGE */

#ifndef flush_icache_pages
static inline void flush_icache_pages(struct vm_area_struct *vma,
				     struct page *page, unsigned int nr)
{
}
#endif

#define flush_icache_page(vma, page)	flush_icache_pages(vma, page, 1)

#endif /* _LINUX_CACHEFLUSH_H */
Commit	Line	Data
522a0032 MWO	1	/* SPDX-License-Identifier: GPL-2.0 */
	2	#ifndef _LINUX_CACHEFLUSH_H
	3	#define _LINUX_CACHEFLUSH_H
	4
	5	#include <asm/cacheflush.h>
	6
30d024b5 HX	7	struct folio;
30d024b5 HX	8
522a0032	9	#if ARCH_IMPLEMENTS_FLUSH_DCACHE_PAGE
29d26f12	10	#ifndef flush_dcache_folio
522a0032 MWO	11	void flush_dcache_folio(struct folio *folio);
	12	#endif
	13	#else
	14	static inline void flush_dcache_folio(struct folio *folio)
	15	{
	16	}
29d26f12	17	#define flush_dcache_folio flush_dcache_folio
522a0032 MWO	18	#endif /* ARCH_IMPLEMENTS_FLUSH_DCACHE_PAGE */
522a0032 MWO	19
203b7b6a MWO	20	#ifndef flush_icache_pages
	21	static 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
522a0032	29	#endif /* _LINUX_CACHEFLUSH_H */