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kmap_atomic_to_page() has no users, remove it

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Removal started in commit 5bbeed12bd ("sparc32: drop unused
kmap_atomic_to_page").  Let's do it across the whole tree.

Signed-off-by: Nicolas Pitre <nico@linaro.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Nicolas Pitre 2015-11-09 14:58:23 -08:00 committed by Linus Torvalds
parent ce1fb04153
commit 77c5b5da02
16 changed files with 0 additions and 103 deletions
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1
arch/arm/include/asm/highmem.h
View File

@ -68,7 +68,6 @@ extern void kunmap(struct page *page);
extern void *kmap_atomic(struct page *page);
extern void __kunmap_atomic(void *kvaddr);
extern void *kmap_atomic_pfn(unsigned long pfn);
extern struct page *kmap_atomic_to_page(const void *ptr);
#endif
#endif

10
arch/arm/mm/highmem.c
View File

@ -147,13 +147,3 @@ void *kmap_atomic_pfn(unsigned long pfn)
return (void *)vaddr;
}
struct page *kmap_atomic_to_page(const void *ptr)
{
unsigned long vaddr = (unsigned long)ptr;
if (vaddr < FIXADDR_START)
return virt_to_page(ptr);
return pte_page(get_fixmap_pte(vaddr));
}

2
arch/frv/include/asm/highmem.h
View File

@ -62,8 +62,6 @@ extern void kunmap_high(struct page *page);
extern void *kmap(struct page *page);
extern void kunmap(struct page *page);
extern struct page *kmap_atomic_to_page(void *ptr);
#endif /* !__ASSEMBLY__ */
/*

5
arch/frv/mm/highmem.c
View File

@ -32,11 +32,6 @@ void kunmap(struct page *page)
EXPORT_SYMBOL(kunmap);
struct page *kmap_atomic_to_page(void *ptr)
{
return virt_to_page(ptr);
}
void *kmap_atomic(struct page *page)
{
unsigned long paddr;

1
arch/metag/include/asm/highmem.h
View File

@ -56,7 +56,6 @@ extern void kunmap(struct page *page);
extern void *kmap_atomic(struct page *page);
extern void __kunmap_atomic(void *kvaddr);
extern void *kmap_atomic_pfn(unsigned long pfn);
extern struct page *kmap_atomic_to_page(void *ptr);
#endif
#endif

14
arch/metag/mm/highmem.c
View File

@ -111,20 +111,6 @@ void *kmap_atomic_pfn(unsigned long pfn)
return (void *)vaddr;
}
struct page *kmap_atomic_to_page(void *ptr)
{
unsigned long vaddr = (unsigned long)ptr;
int idx;
pte_t *pte;
if (vaddr < FIXADDR_START)
return virt_to_page(ptr);
idx = virt_to_fix(vaddr);
pte = kmap_pte - (idx - FIX_KMAP_BEGIN);
return pte_page(*pte);
}
void __init kmap_init(void)
{
unsigned long kmap_vstart;

13
arch/microblaze/include/asm/highmem.h
View File

@ -76,19 +76,6 @@ static inline void *kmap_atomic(struct page *page)
return kmap_atomic_prot(page, kmap_prot);
}
static inline struct page *kmap_atomic_to_page(void *ptr)
{
unsigned long idx, vaddr = (unsigned long) ptr;
pte_t *pte;
if (vaddr < FIXADDR_START)
return virt_to_page(ptr);
idx = virt_to_fix(vaddr);
pte = kmap_pte - (idx - FIX_KMAP_BEGIN);
return pte_page(*pte);
}
#define flush_cache_kmaps() { flush_icache(); flush_dcache(); }
#endif /* __KERNEL__ */

1
arch/mips/include/asm/highmem.h
View File

@ -49,7 +49,6 @@ extern void kunmap(struct page *page);
extern void *kmap_atomic(struct page *page);
extern void __kunmap_atomic(void *kvaddr);
extern void *kmap_atomic_pfn(unsigned long pfn);
extern struct page *kmap_atomic_to_page(void *ptr);
#define flush_cache_kmaps() flush_cache_all()

13
arch/mips/mm/highmem.c
View File

@ -118,19 +118,6 @@ void *kmap_atomic_pfn(unsigned long pfn)
return (void*) vaddr;
}
struct page *kmap_atomic_to_page(void *ptr)
{
unsigned long idx, vaddr = (unsigned long)ptr;
pte_t *pte;
if (vaddr < FIXADDR_START)
return virt_to_page(ptr);
idx = virt_to_fix(vaddr);
pte = kmap_pte - (idx - FIX_KMAP_BEGIN);
return pte_page(*pte);
}
void __init kmap_init(void)
{
unsigned long kmap_vstart;

1
arch/parisc/include/asm/cacheflush.h
View File

@ -156,7 +156,6 @@ static inline void __kunmap_atomic(void *addr)
#define kmap_atomic_prot(page, prot) kmap_atomic(page)
#define kmap_atomic_pfn(pfn) kmap_atomic(pfn_to_page(pfn))
#define kmap_atomic_to_page(ptr) virt_to_page(ptr)
#endif /* _PARISC_CACHEFLUSH_H */

13
arch/powerpc/include/asm/highmem.h
View File

@ -84,19 +84,6 @@ static inline void *kmap_atomic(struct page *page)
return kmap_atomic_prot(page, kmap_prot);
}
static inline struct page *kmap_atomic_to_page(void *ptr)
{
unsigned long idx, vaddr = (unsigned long) ptr;
pte_t *pte;
if (vaddr < FIXADDR_START)
return virt_to_page(ptr);
idx = virt_to_fix(vaddr);
pte = kmap_pte - (idx - FIX_KMAP_BEGIN);
return pte_page(*pte);
}
#define flush_cache_kmaps() flush_cache_all()

1
arch/tile/include/asm/highmem.h
View File

@ -63,7 +63,6 @@ void *kmap_atomic(struct page *page);
void __kunmap_atomic(void *kvaddr);
void *kmap_atomic_pfn(unsigned long pfn);
void *kmap_atomic_prot_pfn(unsigned long pfn, pgprot_t prot);
struct page *kmap_atomic_to_page(void *ptr);
void *kmap_atomic_prot(struct page *page, pgprot_t prot);
void kmap_atomic_fix_kpte(struct page *page, int finished);

12
arch/tile/mm/highmem.c
View File

@ -275,15 +275,3 @@ void *kmap_atomic_prot_pfn(unsigned long pfn, pgprot_t prot)
{
return kmap_atomic_prot(pfn_to_page(pfn), prot);
}
struct page *kmap_atomic_to_page(void *ptr)
{
pte_t *pte;
unsigned long vaddr = (unsigned long)ptr;
if (vaddr < FIXADDR_START)
return virt_to_page(ptr);
pte = kmap_get_pte(vaddr);
return pte_page(*pte);
}

1
arch/x86/include/asm/highmem.h
View File

@ -68,7 +68,6 @@ void *kmap_atomic(struct page *page);
void __kunmap_atomic(void *kvaddr);
void *kmap_atomic_pfn(unsigned long pfn);
void *kmap_atomic_prot_pfn(unsigned long pfn, pgprot_t prot);
struct page *kmap_atomic_to_page(void *ptr);
#define flush_cache_kmaps() do { } while (0)

14
arch/x86/mm/highmem_32.c
View File

@ -104,20 +104,6 @@ void __kunmap_atomic(void *kvaddr)
}
EXPORT_SYMBOL(__kunmap_atomic);
struct page *kmap_atomic_to_page(void *ptr)
{
unsigned long idx, vaddr = (unsigned long)ptr;
pte_t *pte;
if (vaddr < FIXADDR_START)
return virt_to_page(ptr);
idx = virt_to_fix(vaddr);
pte = kmap_pte - (idx - FIX_KMAP_BEGIN);
return pte_page(*pte);
}
EXPORT_SYMBOL(kmap_atomic_to_page);
void __init set_highmem_pages_init(void)
{
struct zone *zone;

1
include/linux/highmem.h
View File

@ -78,7 +78,6 @@ static inline void __kunmap_atomic(void *addr)
}
#define kmap_atomic_pfn(pfn) kmap_atomic(pfn_to_page(pfn))
#define kmap_atomic_to_page(ptr) virt_to_page(ptr)
#define kmap_flush_unused() do {} while(0)
#endif