mm: remove xlate_dev_kmem_ptr()

Since /dev/kmem has been removed, let's remove the xlate_dev_kmem_ptr() leftovers. Link: https://lkml.kernel.org/r/[email protected] Signed-off-by: David Hildenbrand <[email protected]> Acked-by: Geert Uytterhoeven <[email protected]> Acked-by: Michal Hocko <[email protected]> Cc: Linus Torvalds <[email protected]> Cc: Greg Kroah-Hartman <[email protected]> Cc: Richard Henderson <[email protected]> Cc: Ivan Kokshaysky <[email protected]> Cc: Matt Turner <[email protected]> Cc: Russell King <[email protected]> Cc: Brian Cain <[email protected]> Cc: Geert Uytterhoeven <[email protected]> Cc: Thomas Bogendoerfer <[email protected]> Cc: "James E.J. Bottomley" <[email protected]> Cc: Helge Deller <[email protected]> Cc: Michael Ellerman <[email protected]> Cc: Benjamin Herrenschmidt <[email protected]> Cc: Paul Mackerras <[email protected]> Cc: Heiko Carstens <[email protected]> Cc: Vasily Gorbik <[email protected]> Cc: Christian Borntraeger <[email protected]> Cc: Yoshinori Sato <[email protected]> Cc: Rich Felker <[email protected]> Cc: "David S. Miller" <[email protected]> Cc: Arnd Bergmann <[email protected]> Cc: David Hildenbrand <[email protected]> Cc: Krzysztof Kozlowski <[email protected]> Cc: Mikulas Patocka <[email protected]> Cc: Luc Van Oostenryck <[email protected]> Cc: Mike Rapoport <[email protected]> Cc: Palmer Dabbelt <[email protected]> Cc: Luis Chamberlain <[email protected]> Cc: Greentime Hu <[email protected]> Cc: Sebastian Andrzej Siewior <[email protected]> Cc: Randy Dunlap <[email protected]> Cc: Jiaxun Yang <[email protected]> Cc: "Peter Zijlstra (Intel)" <[email protected]> Cc: Christophe Leroy <[email protected]> Cc: Gerald Schaefer <[email protected]> Cc: Niklas Schnelle <[email protected]> Cc: Pierre Morel <[email protected]> Cc: Ingo Molnar <[email protected]> Cc: Kuninori Morimoto <[email protected]> Signed-off-by: Andrew Morton <[email protected]> Signed-off-by: Linus Torvalds <[email protected]>
ambv · May 7, 2021 · f2e762b · f2e762b
1 parent bbcd53c
commit f2e762b
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diff --git a/arch/alpha/include/asm/io.h b/arch/alpha/include/asm/io.h
@@ -602,11 +602,6 @@ extern void outsl (unsigned long port, const void *src, unsigned long count);
  */
 #define xlate_dev_mem_ptr(p)	__va(p)
 
-/*
- * Convert a virtual cached pointer to an uncached pointer
- */
-#define xlate_dev_kmem_ptr(p)	p
-
 #endif /* __KERNEL__ */
 
 #endif /* __ALPHA_IO_H */
diff --git a/arch/arm/include/asm/io.h b/arch/arm/include/asm/io.h
@@ -430,11 +430,6 @@ extern void pci_iounmap(struct pci_dev *dev, void __iomem *addr);
  */
 #define xlate_dev_mem_ptr(p)	__va(p)
 
-/*
- * Convert a virtual cached pointer to an uncached pointer
- */
-#define xlate_dev_kmem_ptr(p)	p
-
 #include <asm-generic/io.h>
 
 #ifdef CONFIG_MMU

diff --git a/arch/hexagon/include/asm/io.h b/arch/hexagon/include/asm/io.h
@@ -64,7 +64,6 @@ static inline void *phys_to_virt(unsigned long address)
  * convert a physical pointer to a virtual kernel pointer for
  * /dev/mem access.
  */
-#define xlate_dev_kmem_ptr(p)    __va(p)
 #define xlate_dev_mem_ptr(p)    __va(p)
 
 /*

diff --git a/arch/ia64/include/asm/io.h b/arch/ia64/include/asm/io.h
@@ -277,7 +277,6 @@ extern void memset_io(volatile void __iomem *s, int c, long n);
 #define memcpy_fromio memcpy_fromio
 #define memcpy_toio memcpy_toio
 #define memset_io memset_io
-#define xlate_dev_kmem_ptr xlate_dev_kmem_ptr
 #define xlate_dev_mem_ptr xlate_dev_mem_ptr
 #include <asm-generic/io.h>
 #undef PCI_IOBASE

diff --git a/arch/ia64/include/asm/uaccess.h b/arch/ia64/include/asm/uaccess.h
@@ -272,22 +272,4 @@ xlate_dev_mem_ptr(phys_addr_t p)
 	return ptr;
 }
 
-/*
- * Convert a virtual cached kernel memory pointer to an uncached pointer
- */
-static __inline__ void *
-xlate_dev_kmem_ptr(void *p)
-{
-	struct page *page;
-	void *ptr;
-
-	page = virt_to_page((unsigned long)p);
-	if (PageUncached(page))
-		ptr = (void *)__pa(p) + __IA64_UNCACHED_OFFSET;
-	else
-		ptr = p;
-
-	return ptr;
-}
-
 #endif /* _ASM_IA64_UACCESS_H */
diff --git a/arch/m68k/include/asm/io_mm.h b/arch/m68k/include/asm/io_mm.h
@@ -397,11 +397,6 @@ static inline void isa_delay(void)
  */
 #define xlate_dev_mem_ptr(p)	__va(p)
 
-/*
- * Convert a virtual cached pointer to an uncached pointer
- */
-#define xlate_dev_kmem_ptr(p)	p
-
 #define readb_relaxed(addr)	readb(addr)
 #define readw_relaxed(addr)	readw(addr)
 #define readl_relaxed(addr)	readl(addr)

diff --git a/arch/mips/include/asm/io.h b/arch/mips/include/asm/io.h
@@ -564,11 +564,6 @@ extern void (*_dma_cache_inv)(unsigned long start, unsigned long size);
  */
 #define xlate_dev_mem_ptr(p)	__va(p)
 
-/*
- * Convert a virtual cached pointer to an uncached pointer
- */
-#define xlate_dev_kmem_ptr(p)	p
-
 void __ioread64_copy(void *to, const void __iomem *from, size_t count);
 
 #endif /* _ASM_IO_H */
diff --git a/arch/parisc/include/asm/io.h b/arch/parisc/include/asm/io.h
@@ -316,11 +316,6 @@ extern void iowrite64be(u64 val, void __iomem *addr);
  */
 #define xlate_dev_mem_ptr(p)	__va(p)
 
-/*
- * Convert a virtual cached pointer to an uncached pointer
- */
-#define xlate_dev_kmem_ptr(p)	p
-
 extern int devmem_is_allowed(unsigned long pfn);
 
 #endif
diff --git a/arch/powerpc/include/asm/io.h b/arch/powerpc/include/asm/io.h
@@ -662,11 +662,6 @@ static inline void name at					\
  */
 #define xlate_dev_mem_ptr(p)	__va(p)
 
-/*
- * Convert a virtual cached pointer to an uncached pointer
- */
-#define xlate_dev_kmem_ptr(p)	p
-
 /*
  * We don't do relaxed operations yet, at least not with this semantic
  */

diff --git a/arch/s390/include/asm/io.h b/arch/s390/include/asm/io.h
@@ -20,11 +20,6 @@ void *xlate_dev_mem_ptr(phys_addr_t phys);
 #define unxlate_dev_mem_ptr unxlate_dev_mem_ptr
 void unxlate_dev_mem_ptr(phys_addr_t phys, void *addr);
 
-/*
- * Convert a virtual cached pointer to an uncached pointer
- */
-#define xlate_dev_kmem_ptr(p)	p
-
 #define IO_SPACE_LIMIT 0
 
 void __iomem *ioremap_prot(phys_addr_t addr, size_t size, unsigned long prot);

diff --git a/arch/sh/include/asm/io.h b/arch/sh/include/asm/io.h
@@ -283,11 +283,6 @@ static inline void __iomem *ioremap_prot(phys_addr_t offset, unsigned long size,
  */
 #define xlate_dev_mem_ptr(p)	__va(p)
 
-/*
- * Convert a virtual cached pointer to an uncached pointer
- */
-#define xlate_dev_kmem_ptr(p)	p
-
 #define ARCH_HAS_VALID_PHYS_ADDR_RANGE
 int valid_phys_addr_range(phys_addr_t addr, size_t size);
 int valid_mmap_phys_addr_range(unsigned long pfn, size_t size);

diff --git a/arch/sparc/include/asm/io_64.h b/arch/sparc/include/asm/io_64.h
@@ -454,11 +454,6 @@ void sbus_set_sbus64(struct device *, int);
  */
 #define xlate_dev_mem_ptr(p)	__va(p)
 
-/*
- * Convert a virtual cached pointer to an uncached pointer
- */
-#define xlate_dev_kmem_ptr(p)	p
-
 #endif
 
 #endif /* !(__SPARC64_IO_H) */
diff --git a/include/asm-generic/io.h b/include/asm-generic/io.h
@@ -1064,17 +1064,6 @@ static inline void pci_iounmap(struct pci_dev *dev, void __iomem *p)
 #endif
 #endif /* CONFIG_GENERIC_IOMAP */
 
-/*
- * Convert a virtual cached pointer to an uncached pointer
- */
-#ifndef xlate_dev_kmem_ptr
-#define xlate_dev_kmem_ptr xlate_dev_kmem_ptr
-static inline void *xlate_dev_kmem_ptr(void *addr)
-{
-	return addr;
-}
-#endif
-
 #ifndef xlate_dev_mem_ptr
 #define xlate_dev_mem_ptr xlate_dev_mem_ptr
 static inline void *xlate_dev_mem_ptr(phys_addr_t addr)