From patchwork series 427229

Fox Snowpatch · Fox Snowpatch · commit 38533cc17902 · 2024-10-09T11:46:47.000Z
https://patchwork.ozlabs.org//project/linuxppc-dev/list/?series=427229
diff --git a/arch/alpha/include/asm/io.h b/arch/alpha/include/asm/io.h
@@ -88,7 +88,6 @@ static inline void * phys_to_virt(unsigned long address)
 
 #define virt_to_phys		virt_to_phys
 #define phys_to_virt		phys_to_virt
-#define page_to_phys(page)	page_to_pa(page)
 
 /* Maximum PIO space address supported?  */
 #define IO_SPACE_LIMIT 0xffff
diff --git a/arch/arc/include/asm/io.h b/arch/arc/include/asm/io.h
@@ -42,9 +42,6 @@ static inline void ioport_unmap(void __iomem *addr)
 #define iowrite16be(v,p)	({ __iowmb(); __raw_writew((__force u16)cpu_to_be16(v), p); })
 #define iowrite32be(v,p)	({ __iowmb(); __raw_writel((__force u32)cpu_to_be32(v), p); })
 
-/* Change struct page to physical address */
-#define page_to_phys(page)		(page_to_pfn(page) << PAGE_SHIFT)
-
 #define __raw_readb __raw_readb
 static inline u8 __raw_readb(const volatile void __iomem *addr)
 {
diff --git a/arch/arm/include/asm/memory.h b/arch/arm/include/asm/memory.h
@@ -147,12 +147,6 @@ extern unsigned long vectors_base;
 #define DTCM_OFFSET	UL(0xfffe8000)
 #endif
 
-/*
- * Convert a page to/from a physical address
- */
-#define page_to_phys(page)	(__pfn_to_phys(page_to_pfn(page)))
-#define phys_to_page(phys)	(pfn_to_page(__phys_to_pfn(phys)))
-
 /*
  * PLAT_PHYS_OFFSET is the offset (from zero) of the start of physical
  * memory.  This is used for XIP and NoMMU kernels, and on platforms that don't
diff --git a/arch/arm64/include/asm/memory.h b/arch/arm64/include/asm/memory.h
@@ -353,12 +353,6 @@ extern phys_addr_t __phys_addr_symbol(unsigned long x);
 #define __phys_to_virt(x)	((unsigned long)((x) - PHYS_OFFSET) | PAGE_OFFSET)
 #define __phys_to_kimg(x)	((unsigned long)((x) + kimage_voffset))
 
-/*
- * Convert a page to/from a physical address
- */
-#define page_to_phys(page)	(__pfn_to_phys(page_to_pfn(page)))
-#define phys_to_page(phys)	(pfn_to_page(__phys_to_pfn(phys)))
-
 /*
  * Note: Drivers should NOT use these.  They are the wrong
  * translation for translating DMA addresses.  Use the driver
diff --git a/arch/csky/include/asm/page.h b/arch/csky/include/asm/page.h
@@ -43,9 +43,6 @@ extern void *memcpy(void *to, const void *from, size_t l);
 #define clear_page(page)	memset((page), 0, PAGE_SIZE)
 #define copy_page(to, from)	memcpy((to), (from), PAGE_SIZE)
 
-#define page_to_phys(page)	(page_to_pfn(page) << PAGE_SHIFT)
-#define phys_to_page(paddr)	(pfn_to_page(PFN_DOWN(paddr)))
-
 struct page;
 
 #include <abi/page.h>
diff --git a/arch/hexagon/include/asm/page.h b/arch/hexagon/include/asm/page.h
@@ -118,12 +118,6 @@ static inline void clear_page(void *page)
 #define clear_user_page(page, vaddr, pg)	clear_page(page)
 #define copy_user_page(to, from, vaddr, pg)	copy_page(to, from)
 
-/*
- * page_to_phys - convert page to physical address
- * @page - pointer to page entry in mem_map
- */
-#define page_to_phys(page)      (page_to_pfn(page) << PAGE_SHIFT)
-
 static inline unsigned long virt_to_pfn(const void *kaddr)
 {
 	return __pa(kaddr) >> PAGE_SHIFT;
diff --git a/arch/loongarch/include/asm/page.h b/arch/loongarch/include/asm/page.h
@@ -81,9 +81,6 @@ struct page *tlb_virt_to_page(unsigned long kaddr);
 #define pfn_to_phys(pfn)	__pfn_to_phys(pfn)
 #define phys_to_pfn(paddr)	__phys_to_pfn(paddr)
 
-#define page_to_phys(page)	pfn_to_phys(page_to_pfn(page))
-#define phys_to_page(paddr)	pfn_to_page(phys_to_pfn(paddr))
-
 #ifndef CONFIG_KFENCE
 
 #define page_to_virt(page)	__va(page_to_phys(page))
diff --git a/arch/m68k/include/asm/virtconvert.h b/arch/m68k/include/asm/virtconvert.h
@@ -28,9 +28,6 @@ static inline void *phys_to_virt(unsigned long address)
 	return __va(address);
 }
 
-/* Permanent address of a page. */
-#define page_to_phys(page)	(page_to_pfn(page) << PAGE_SHIFT)
-
 /*
  * IO bus memory addresses are 1:1 with the physical address,
  * deprecated globally but still used on two machines.
diff --git a/arch/microblaze/include/asm/page.h b/arch/microblaze/include/asm/page.h
@@ -101,7 +101,6 @@ extern int page_is_ram(unsigned long pfn);
 
 #  define virt_to_page(kaddr)	(pfn_to_page(__pa(kaddr) >> PAGE_SHIFT))
 #  define page_to_virt(page)   __va(page_to_pfn(page) << PAGE_SHIFT)
-#  define page_to_phys(page)     (page_to_pfn(page) << PAGE_SHIFT)
 
 #  define ARCH_PFN_OFFSET	(memory_start >> PAGE_SHIFT)
 # endif /* __ASSEMBLY__ */
diff --git a/arch/mips/include/asm/io.h b/arch/mips/include/asm/io.h
@@ -125,11 +125,6 @@ static inline unsigned long isa_virt_to_bus(volatile void *address)
 	return virt_to_phys(address);
 }
 
-/*
- * Change "struct page" to physical address.
- */
-#define page_to_phys(page)	((dma_addr_t)page_to_pfn(page) << PAGE_SHIFT)
-
 void __iomem *ioremap_prot(phys_addr_t offset, unsigned long size,
 		unsigned long prot_val);
 void iounmap(const volatile void __iomem *addr);
diff --git a/arch/nios2/include/asm/io.h b/arch/nios2/include/asm/io.h
@@ -28,9 +28,6 @@
 void __iomem *ioremap(unsigned long physaddr, unsigned long size);
 void iounmap(void __iomem *addr);
 
-/* Pages to physical address... */
-#define page_to_phys(page)	virt_to_phys(page_to_virt(page))
-
 /* Macros used for converting between virtual and physical mappings. */
 #define phys_to_virt(vaddr)	\
 	((void *)((unsigned long)(vaddr) | CONFIG_NIOS2_KERNEL_REGION_BASE))
diff --git a/arch/openrisc/include/asm/page.h b/arch/openrisc/include/asm/page.h
@@ -80,8 +80,6 @@ static inline unsigned long virt_to_pfn(const void *kaddr)
 #define virt_to_page(addr) \
 	(mem_map + (((unsigned long)(addr)-PAGE_OFFSET) >> PAGE_SHIFT))
 
-#define page_to_phys(page)      ((dma_addr_t)page_to_pfn(page) << PAGE_SHIFT)
-
 #define virt_addr_valid(kaddr)	(pfn_valid(virt_to_pfn(kaddr)))
 
 #endif /* __ASSEMBLY__ */
diff --git a/arch/parisc/include/asm/page.h b/arch/parisc/include/asm/page.h
@@ -168,7 +168,6 @@ extern int npmem_ranges;
 
 #define virt_addr_valid(kaddr)	pfn_valid(__pa(kaddr) >> PAGE_SHIFT)
 
-#define page_to_phys(page)	(page_to_pfn(page) << PAGE_SHIFT)
 #define virt_to_page(kaddr)     pfn_to_page(__pa(kaddr) >> PAGE_SHIFT)
 
 #include <asm-generic/memory_model.h>
diff --git a/arch/powerpc/include/asm/io.h b/arch/powerpc/include/asm/io.h
@@ -969,18 +969,6 @@ static inline void * phys_to_virt(unsigned long address)
 }
 #define phys_to_virt phys_to_virt
 
-/*
- * Change "struct page" to physical address.
- */
-static inline phys_addr_t page_to_phys(struct page *page)
-{
-	unsigned long pfn = page_to_pfn(page);
-
-	WARN_ON(IS_ENABLED(CONFIG_DEBUG_VIRTUAL) && !pfn_valid(pfn));
-
-	return PFN_PHYS(pfn);
-}
-
 /*
  * 32 bits still uses virt_to_bus() for its implementation of DMA
  * mappings se we have to keep it defined here. We also have some old
diff --git a/arch/riscv/include/asm/page.h b/arch/riscv/include/asm/page.h
@@ -194,9 +194,6 @@ extern phys_addr_t __phys_addr_symbol(unsigned long x);
 #define virt_to_page(vaddr)	(pfn_to_page(virt_to_pfn(vaddr)))
 #define page_to_virt(page)	(pfn_to_virt(page_to_pfn(page)))
 
-#define page_to_phys(page)	(pfn_to_phys(page_to_pfn(page)))
-#define phys_to_page(paddr)	(pfn_to_page(phys_to_pfn(paddr)))
-
 #define sym_to_pfn(x)           __phys_to_pfn(__pa_symbol(x))
 
 unsigned long kaslr_offset(void);
diff --git a/arch/s390/include/asm/page.h b/arch/s390/include/asm/page.h
@@ -245,9 +245,7 @@ static inline unsigned long __phys_addr(unsigned long x, bool is_31bit)
 #define phys_to_pfn(phys)	((phys) >> PAGE_SHIFT)
 #define pfn_to_phys(pfn)	((pfn) << PAGE_SHIFT)
 
-#define phys_to_page(phys)	pfn_to_page(phys_to_pfn(phys))
 #define phys_to_folio(phys)	page_folio(phys_to_page(phys))
-#define page_to_phys(page)	pfn_to_phys(page_to_pfn(page))
 #define folio_to_phys(page)	pfn_to_phys(folio_pfn(folio))
 
 static inline void *pfn_to_virt(unsigned long pfn)
diff --git a/arch/sh/include/asm/page.h b/arch/sh/include/asm/page.h
@@ -147,7 +147,6 @@ typedef struct page *pgtable_t;
 #endif
 
 #define pfn_to_kaddr(pfn)	__va((pfn) << PAGE_SHIFT)
-#define page_to_phys(page)	(page_to_pfn(page) << PAGE_SHIFT)
 
 /*
  * PFN = physical frame number (ie PFN 0 == physical address 0)
diff --git a/arch/sparc/include/asm/page.h b/arch/sparc/include/asm/page.h
@@ -2,8 +2,6 @@
 #ifndef ___ASM_SPARC_PAGE_H
 #define ___ASM_SPARC_PAGE_H
 
-#define page_to_phys(page)	(page_to_pfn(page) << PAGE_SHIFT)
-
 #if defined(__sparc__) && defined(__arch64__)
 #include <asm/page_64.h>
 #else
diff --git a/arch/um/include/asm/pgtable.h b/arch/um/include/asm/pgtable.h
@@ -287,9 +287,7 @@ static inline int pte_same(pte_t pte_a, pte_t pte_b)
  * and a page entry and page directory to the page they refer to.
  */
 
-#define phys_to_page(phys) pfn_to_page(phys_to_pfn(phys))
 #define __virt_to_page(virt) phys_to_page(__pa(virt))
-#define page_to_phys(page) pfn_to_phys(page_to_pfn(page))
 #define virt_to_page(addr) __virt_to_page((const unsigned long) addr)
 
 #define mk_pte(page, pgprot) \
diff --git a/arch/x86/include/asm/io.h b/arch/x86/include/asm/io.h
@@ -151,11 +151,6 @@ static inline void *phys_to_virt(phys_addr_t address)
 }
 #define phys_to_virt phys_to_virt
 
-/*
- * Change "struct page" to physical address.
- */
-#define page_to_phys(page)    ((dma_addr_t)page_to_pfn(page) << PAGE_SHIFT)
-
 /*
  * ISA I/O bus memory addresses are 1:1 with the physical address.
  * However, we truncate the address to unsigned int to avoid undesirable
diff --git a/arch/xtensa/include/asm/page.h b/arch/xtensa/include/asm/page.h
@@ -195,7 +195,6 @@ static inline unsigned long ___pa(unsigned long va)
 #define virt_to_page(kaddr)	pfn_to_page(__pa(kaddr) >> PAGE_SHIFT)
 #define page_to_virt(page)	__va(page_to_pfn(page) << PAGE_SHIFT)
 #define virt_addr_valid(kaddr)	pfn_valid(__pa(kaddr) >> PAGE_SHIFT)
-#define page_to_phys(page)	(page_to_pfn(page) << PAGE_SHIFT)
 
 #endif /* __ASSEMBLY__ */
 
diff --git a/include/asm-generic/memory_model.h b/include/asm-generic/memory_model.h
@@ -64,6 +64,9 @@ static inline int pfn_valid(unsigned long pfn)
 #define page_to_pfn __page_to_pfn
 #define pfn_to_page __pfn_to_page
 
+#define page_to_phys(page)	__pfn_to_phys(page_to_pfn(page))
+#define phys_to_page(phys)	pfn_to_page(__phys_to_pfn(phys))
+
 #endif /* __ASSEMBLY__ */
 
 #endif

Original file line number	Diff line number	Diff line change
`@@ -42,9 +42,6 @@ static inline void ioport_unmap(void __iomem *addr)`
`42`	`42`	`#define iowrite16be(v,p) ({ __iowmb(); __raw_writew((__force u16)cpu_to_be16(v), p); })`
`43`	`43`	`#define iowrite32be(v,p) ({ __iowmb(); __raw_writel((__force u32)cpu_to_be32(v), p); })`
`44`	`44`
`45`		`-/* Change struct page to physical address */`
`46`		`-#define page_to_phys(page) (page_to_pfn(page) << PAGE_SHIFT)`
`47`		`-`
`48`	`45`	`#define __raw_readb __raw_readb`
`49`	`46`	`static inline u8 __raw_readb(const volatile void __iomem *addr)`
`50`	`47`	`{`
Original file line number	Diff line number	Diff line change
`@@ -28,9 +28,6 @@ static inline void *phys_to_virt(unsigned long address)`
`28`	`28`	`return __va(address);`
`29`	`29`	`}`
`30`	`30`
`31`		`-/* Permanent address of a page. */`
`32`		`-#define page_to_phys(page) (page_to_pfn(page) << PAGE_SHIFT)`
`33`		`-`
`34`	`31`	`/*`
`35`	`32`	`* IO bus memory addresses are 1:1 with the physical address,`
`36`	`33`	`* deprecated globally but still used on two machines.`