| Date | Tue, 9 Nov 2021 00:36:57 -0800 | From | Christoph Hellwig <> | Subject | Re: [PATCH v2 01/28] csky,sparc: Declare flush_dcache_folio() |
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On Mon, Nov 08, 2021 at 04:05:24AM +0000, Matthew Wilcox (Oracle) wrote: > These architectures do not include asm-generic/cacheflush.h so need > to declare it themselves.
In mainline mm/util.c implements flush_dcache_folio unless ARCH_IMPLEMENTS_FLUSH_DCACHE_FOLIO is set. So I think you need to define that for csky and sparc.
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