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authorMatthew Wilcox (Oracle) <willy@infradead.org>2020-12-16 17:06:33 +0100
committerMatthew Wilcox (Oracle) <willy@infradead.org>2021-10-18 13:49:36 +0200
commit08b0b0059bf1c2e8637f724cc7cc4d29b1e808de (patch)
tree795315583bdbd72e41a2509662d48f377d477893 /arch/nios2
parentmm: Add folio_raw_mapping() (diff)
downloadlinux-08b0b0059bf1c2e8637f724cc7cc4d29b1e808de.tar.xz
linux-08b0b0059bf1c2e8637f724cc7cc4d29b1e808de.zip
mm: Add flush_dcache_folio()
This is a default implementation which calls flush_dcache_page() on each page in the folio. If architectures can do better, they should implement their own version of it. Signed-off-by: Matthew Wilcox (Oracle) <willy@infradead.org> Acked-by: Vlastimil Babka <vbabka@suse.cz>
Diffstat (limited to 'arch/nios2')
-rw-r--r--arch/nios2/include/asm/cacheflush.h3
1 files changed, 2 insertions, 1 deletions
diff --git a/arch/nios2/include/asm/cacheflush.h b/arch/nios2/include/asm/cacheflush.h
index 18eb9f69f806..1999561b22aa 100644
--- a/arch/nios2/include/asm/cacheflush.h
+++ b/arch/nios2/include/asm/cacheflush.h
@@ -28,7 +28,8 @@ extern void flush_cache_range(struct vm_area_struct *vma, unsigned long start,
extern void flush_cache_page(struct vm_area_struct *vma, unsigned long vmaddr,
unsigned long pfn);
#define ARCH_IMPLEMENTS_FLUSH_DCACHE_PAGE 1
-extern void flush_dcache_page(struct page *page);
+void flush_dcache_page(struct page *page);
+void flush_dcache_folio(struct folio *folio);
extern void flush_icache_range(unsigned long start, unsigned long end);
extern void flush_icache_page(struct vm_area_struct *vma, struct page *page);