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mm: remove ARCH_IMPLEMENTS_FLUSH_DCACHE_FOLIO

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Current best practice is to reuse the name of the function as a define to
indicate that the function is implemented by the architecture.

Link: https://lkml.kernel.org/r/20230802151406.3735276-6-willy@infradead.org
Signed-off-by: Matthew Wilcox (Oracle) <willy@infradead.org>
Acked-by: Mike Rapoport (IBM) <rppt@kernel.org>
Reviewed-by: Anshuman Khandual <anshuman.khandual@arm.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
This commit is contained in:
Matthew Wilcox (Oracle) 2023-08-02 16:13:33 +01:00 • committed by Andrew Morton
parent bc60abfbe6
commit 29d26f1215
3 changed files with 12 additions and 18 deletions
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4
include/linux/cacheflush.h
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@ -7,14 +7,14 @@
struct folio;
#if ARCH_IMPLEMENTS_FLUSH_DCACHE_PAGE
#ifndef ARCH_IMPLEMENTS_FLUSH_DCACHE_FOLIO
#ifndef 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
#define flush_dcache_folio flush_dcache_folio
#endif /* ARCH_IMPLEMENTS_FLUSH_DCACHE_PAGE */
#endif /* _LINUX_CACHEFLUSH_H */