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-rw-r--r--arch/arc/include/asm/cacheflush.h1
-rw-r--r--arch/arm/include/asm/cacheflush.h1
-rw-r--r--arch/m68k/include/asm/cacheflush_mm.h1
-rw-r--r--arch/mips/include/asm/cacheflush.h2
-rw-r--r--arch/nds32/include/asm/cacheflush.h1
-rw-r--r--arch/nios2/include/asm/cacheflush.h1
-rw-r--r--arch/parisc/include/asm/cacheflush.h1
-rw-r--r--arch/sh/include/asm/cacheflush.h1
-rw-r--r--arch/xtensa/include/asm/cacheflush.h3
-rw-r--r--include/asm-generic/cacheflush.h6
-rw-r--r--include/linux/cacheflush.h18
-rw-r--r--include/linux/highmem.h3
12 files changed, 19 insertions, 20 deletions
diff --git a/arch/arc/include/asm/cacheflush.h b/arch/arc/include/asm/cacheflush.h
index e8c2c7469e10..e201b4b1655a 100644
--- a/arch/arc/include/asm/cacheflush.h
+++ b/arch/arc/include/asm/cacheflush.h
@@ -36,7 +36,6 @@ void __flush_dcache_page(phys_addr_t paddr, unsigned long vaddr);
#define ARCH_IMPLEMENTS_FLUSH_DCACHE_PAGE 1
void flush_dcache_page(struct page *page);
-void flush_dcache_folio(struct folio *folio);
void dma_cache_wback_inv(phys_addr_t start, unsigned long sz);
void dma_cache_inv(phys_addr_t start, unsigned long sz);
diff --git a/arch/arm/include/asm/cacheflush.h b/arch/arm/include/asm/cacheflush.h
index e68fb879e4f9..5e56288e343b 100644
--- a/arch/arm/include/asm/cacheflush.h
+++ b/arch/arm/include/asm/cacheflush.h
@@ -290,7 +290,6 @@ extern void flush_cache_page(struct vm_area_struct *vma, unsigned long user_addr
*/
#define ARCH_IMPLEMENTS_FLUSH_DCACHE_PAGE 1
extern void flush_dcache_page(struct page *);
-void flush_dcache_folio(struct folio *folio);
#define ARCH_IMPLEMENTS_FLUSH_KERNEL_VMAP_RANGE 1
static inline void flush_kernel_vmap_range(void *addr, int size)
diff --git a/arch/m68k/include/asm/cacheflush_mm.h b/arch/m68k/include/asm/cacheflush_mm.h
index 8ab46625ddd3..1ac55e7b47f0 100644
--- a/arch/m68k/include/asm/cacheflush_mm.h
+++ b/arch/m68k/include/asm/cacheflush_mm.h
@@ -250,7 +250,6 @@ static inline void __flush_page_to_ram(void *vaddr)
#define ARCH_IMPLEMENTS_FLUSH_DCACHE_PAGE 1
#define flush_dcache_page(page) __flush_page_to_ram(page_address(page))
-void flush_dcache_folio(struct folio *folio);
#define flush_dcache_mmap_lock(mapping) do { } while (0)
#define flush_dcache_mmap_unlock(mapping) do { } while (0)
#define flush_icache_page(vma, page) __flush_page_to_ram(page_address(page))
diff --git a/arch/mips/include/asm/cacheflush.h b/arch/mips/include/asm/cacheflush.h
index f207388541d5..b3dc9c589442 100644
--- a/arch/mips/include/asm/cacheflush.h
+++ b/arch/mips/include/asm/cacheflush.h
@@ -61,8 +61,6 @@ static inline void flush_dcache_page(struct page *page)
SetPageDcacheDirty(page);
}
-void flush_dcache_folio(struct folio *folio);
-
#define flush_dcache_mmap_lock(mapping) do { } while (0)
#define flush_dcache_mmap_unlock(mapping) do { } while (0)
diff --git a/arch/nds32/include/asm/cacheflush.h b/arch/nds32/include/asm/cacheflush.h
index 3fc0bb7d6487..c2a222ebfa2a 100644
--- a/arch/nds32/include/asm/cacheflush.h
+++ b/arch/nds32/include/asm/cacheflush.h
@@ -27,7 +27,6 @@ void flush_cache_vunmap(unsigned long start, unsigned long end);
#define ARCH_IMPLEMENTS_FLUSH_DCACHE_PAGE 1
void flush_dcache_page(struct page *page);
-void flush_dcache_folio(struct folio *folio);
void copy_to_user_page(struct vm_area_struct *vma, struct page *page,
unsigned long vaddr, void *dst, void *src, int len);
void copy_from_user_page(struct vm_area_struct *vma, struct page *page,
diff --git a/arch/nios2/include/asm/cacheflush.h b/arch/nios2/include/asm/cacheflush.h
index 1999561b22aa..d0b71dd71287 100644
--- a/arch/nios2/include/asm/cacheflush.h
+++ b/arch/nios2/include/asm/cacheflush.h
@@ -29,7 +29,6 @@ extern void flush_cache_page(struct vm_area_struct *vma, unsigned long vmaddr,
unsigned long pfn);
#define ARCH_IMPLEMENTS_FLUSH_DCACHE_PAGE 1
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);
diff --git a/arch/parisc/include/asm/cacheflush.h b/arch/parisc/include/asm/cacheflush.h
index da0cd4b3a28f..859b8a34adcf 100644
--- a/arch/parisc/include/asm/cacheflush.h
+++ b/arch/parisc/include/asm/cacheflush.h
@@ -50,7 +50,6 @@ void invalidate_kernel_vmap_range(void *vaddr, int size);
#define ARCH_IMPLEMENTS_FLUSH_DCACHE_PAGE 1
void flush_dcache_page(struct page *page);
-void flush_dcache_folio(struct folio *folio);
#define flush_dcache_mmap_lock(mapping) xa_lock_irq(&mapping->i_pages)
#define flush_dcache_mmap_unlock(mapping) xa_unlock_irq(&mapping->i_pages)
diff --git a/arch/sh/include/asm/cacheflush.h b/arch/sh/include/asm/cacheflush.h
index c7a97f32432f..481a664287e2 100644
--- a/arch/sh/include/asm/cacheflush.h
+++ b/arch/sh/include/asm/cacheflush.h
@@ -43,7 +43,6 @@ extern void flush_cache_range(struct vm_area_struct *vma,
unsigned long start, unsigned long end);
#define ARCH_IMPLEMENTS_FLUSH_DCACHE_PAGE 1
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);
#define flush_icache_user_range flush_icache_range
extern void flush_icache_page(struct vm_area_struct *vma,
diff --git a/arch/xtensa/include/asm/cacheflush.h b/arch/xtensa/include/asm/cacheflush.h
index a8a041609c5d..7b4359312c25 100644
--- a/arch/xtensa/include/asm/cacheflush.h
+++ b/arch/xtensa/include/asm/cacheflush.h
@@ -121,7 +121,6 @@ void flush_cache_page(struct vm_area_struct*,
#define ARCH_IMPLEMENTS_FLUSH_DCACHE_PAGE 1
void flush_dcache_page(struct page *);
-void flush_dcache_folio(struct folio *);
void local_flush_cache_range(struct vm_area_struct *vma,
unsigned long start, unsigned long end);
@@ -138,9 +137,7 @@ void local_flush_cache_page(struct vm_area_struct *vma,
#define flush_cache_vunmap(start,end) do { } while (0)
#define ARCH_IMPLEMENTS_FLUSH_DCACHE_PAGE 0
-#define ARCH_IMPLEMENTS_FLUSH_DCACHE_FOLIO
#define flush_dcache_page(page) do { } while (0)
-static inline void flush_dcache_folio(struct folio *folio) { }
#define flush_icache_range local_flush_icache_range
#define flush_cache_page(vma, addr, pfn) do { } while (0)
diff --git a/include/asm-generic/cacheflush.h b/include/asm-generic/cacheflush.h
index fedc0dfa4877..4f07afacbc23 100644
--- a/include/asm-generic/cacheflush.h
+++ b/include/asm-generic/cacheflush.h
@@ -50,13 +50,7 @@ static inline void flush_dcache_page(struct page *page)
{
}
-static inline void flush_dcache_folio(struct folio *folio) { }
#define ARCH_IMPLEMENTS_FLUSH_DCACHE_PAGE 0
-#define ARCH_IMPLEMENTS_FLUSH_DCACHE_FOLIO
-#endif
-
-#ifndef ARCH_IMPLEMENTS_FLUSH_DCACHE_FOLIO
-void flush_dcache_folio(struct folio *folio);
#endif
#ifndef flush_dcache_mmap_lock
diff --git a/include/linux/cacheflush.h b/include/linux/cacheflush.h
new file mode 100644
index 000000000000..fef8b607f97e
--- /dev/null
+++ b/include/linux/cacheflush.h
@@ -0,0 +1,18 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+#ifndef _LINUX_CACHEFLUSH_H
+#define _LINUX_CACHEFLUSH_H
+
+#include <asm/cacheflush.h>
+
+#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 */
diff --git a/include/linux/highmem.h b/include/linux/highmem.h
index 25aff0f2ed0b..c944b3b70ee7 100644
--- a/include/linux/highmem.h
+++ b/include/linux/highmem.h
@@ -5,12 +5,11 @@
#include <linux/fs.h>
#include <linux/kernel.h>
#include <linux/bug.h>
+#include <linux/cacheflush.h>
#include <linux/mm.h>
#include <linux/uaccess.h>
#include <linux/hardirq.h>
-#include <asm/cacheflush.h>
-
#include "highmem-internal.h"
/**
generated by cgit v1.2.3 (git 2.39.1) at 2024-11-18 09:29:33 +0000