30d024b505
The struct folio is not declared in cacheflush.h so we need to provide
a forward declaration as otherwise users of this header file may get
warnings.
Reported-by: Guenter Roeck <linux@roeck-us.net>
Fixes: 522a0032af00 ("Add linux/cacheflush.h")
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Reviewed-by: Matthew Wilcox (Oracle) <willy@infradead.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
21 lines
469 B
C
21 lines
469 B
C
/* 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 ARCH_IMPLEMENTS_FLUSH_DCACHE_FOLIO
|
|
void flush_dcache_folio(struct folio *folio);
|
|
#endif
|
|
#else
|
|
static inline void flush_dcache_folio(struct folio *folio)
|
|
{
|
|
}
|
|
#define ARCH_IMPLEMENTS_FLUSH_DCACHE_FOLIO 0
|
|
#endif /* ARCH_IMPLEMENTS_FLUSH_DCACHE_PAGE */
|
|
|
|
#endif /* _LINUX_CACHEFLUSH_H */
|