mirror of https://gitee.com/openkylin/linux.git
kmap_atomic_to_page() has no users, remove it
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:
parent
ce1fb04153
commit
77c5b5da02
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@ -68,7 +68,6 @@ extern void kunmap(struct page *page);
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extern void *kmap_atomic(struct page *page);
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extern void __kunmap_atomic(void *kvaddr);
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extern void *kmap_atomic_pfn(unsigned long pfn);
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extern struct page *kmap_atomic_to_page(const void *ptr);
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#endif
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#endif
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@ -147,13 +147,3 @@ void *kmap_atomic_pfn(unsigned long pfn)
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return (void *)vaddr;
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}
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struct page *kmap_atomic_to_page(const void *ptr)
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{
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unsigned long vaddr = (unsigned long)ptr;
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if (vaddr < FIXADDR_START)
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return virt_to_page(ptr);
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return pte_page(get_fixmap_pte(vaddr));
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}
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@ -62,8 +62,6 @@ extern void kunmap_high(struct page *page);
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extern void *kmap(struct page *page);
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extern void kunmap(struct page *page);
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extern struct page *kmap_atomic_to_page(void *ptr);
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#endif /* !__ASSEMBLY__ */
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/*
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@ -32,11 +32,6 @@ void kunmap(struct page *page)
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EXPORT_SYMBOL(kunmap);
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struct page *kmap_atomic_to_page(void *ptr)
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{
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return virt_to_page(ptr);
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}
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void *kmap_atomic(struct page *page)
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{
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unsigned long paddr;
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@ -56,7 +56,6 @@ extern void kunmap(struct page *page);
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extern void *kmap_atomic(struct page *page);
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extern void __kunmap_atomic(void *kvaddr);
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extern void *kmap_atomic_pfn(unsigned long pfn);
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extern struct page *kmap_atomic_to_page(void *ptr);
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#endif
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#endif
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@ -111,20 +111,6 @@ void *kmap_atomic_pfn(unsigned long pfn)
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return (void *)vaddr;
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}
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struct page *kmap_atomic_to_page(void *ptr)
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{
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unsigned long vaddr = (unsigned long)ptr;
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int idx;
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pte_t *pte;
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if (vaddr < FIXADDR_START)
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return virt_to_page(ptr);
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idx = virt_to_fix(vaddr);
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pte = kmap_pte - (idx - FIX_KMAP_BEGIN);
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return pte_page(*pte);
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}
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void __init kmap_init(void)
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{
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unsigned long kmap_vstart;
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@ -76,19 +76,6 @@ static inline void *kmap_atomic(struct page *page)
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return kmap_atomic_prot(page, kmap_prot);
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}
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static inline struct page *kmap_atomic_to_page(void *ptr)
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{
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unsigned long idx, vaddr = (unsigned long) ptr;
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pte_t *pte;
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if (vaddr < FIXADDR_START)
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return virt_to_page(ptr);
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idx = virt_to_fix(vaddr);
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pte = kmap_pte - (idx - FIX_KMAP_BEGIN);
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return pte_page(*pte);
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}
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#define flush_cache_kmaps() { flush_icache(); flush_dcache(); }
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#endif /* __KERNEL__ */
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@ -49,7 +49,6 @@ extern void kunmap(struct page *page);
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extern void *kmap_atomic(struct page *page);
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extern void __kunmap_atomic(void *kvaddr);
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extern void *kmap_atomic_pfn(unsigned long pfn);
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extern struct page *kmap_atomic_to_page(void *ptr);
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#define flush_cache_kmaps() flush_cache_all()
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@ -118,19 +118,6 @@ void *kmap_atomic_pfn(unsigned long pfn)
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return (void*) vaddr;
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}
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struct page *kmap_atomic_to_page(void *ptr)
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{
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unsigned long idx, vaddr = (unsigned long)ptr;
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pte_t *pte;
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if (vaddr < FIXADDR_START)
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return virt_to_page(ptr);
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idx = virt_to_fix(vaddr);
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pte = kmap_pte - (idx - FIX_KMAP_BEGIN);
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return pte_page(*pte);
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}
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void __init kmap_init(void)
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{
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unsigned long kmap_vstart;
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@ -156,7 +156,6 @@ static inline void __kunmap_atomic(void *addr)
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#define kmap_atomic_prot(page, prot) kmap_atomic(page)
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#define kmap_atomic_pfn(pfn) kmap_atomic(pfn_to_page(pfn))
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#define kmap_atomic_to_page(ptr) virt_to_page(ptr)
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#endif /* _PARISC_CACHEFLUSH_H */
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@ -84,19 +84,6 @@ static inline void *kmap_atomic(struct page *page)
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return kmap_atomic_prot(page, kmap_prot);
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}
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static inline struct page *kmap_atomic_to_page(void *ptr)
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{
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unsigned long idx, vaddr = (unsigned long) ptr;
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pte_t *pte;
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if (vaddr < FIXADDR_START)
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return virt_to_page(ptr);
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idx = virt_to_fix(vaddr);
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pte = kmap_pte - (idx - FIX_KMAP_BEGIN);
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return pte_page(*pte);
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}
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#define flush_cache_kmaps() flush_cache_all()
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@ -63,7 +63,6 @@ void *kmap_atomic(struct page *page);
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void __kunmap_atomic(void *kvaddr);
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void *kmap_atomic_pfn(unsigned long pfn);
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void *kmap_atomic_prot_pfn(unsigned long pfn, pgprot_t prot);
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struct page *kmap_atomic_to_page(void *ptr);
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void *kmap_atomic_prot(struct page *page, pgprot_t prot);
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void kmap_atomic_fix_kpte(struct page *page, int finished);
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@ -275,15 +275,3 @@ void *kmap_atomic_prot_pfn(unsigned long pfn, pgprot_t prot)
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{
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return kmap_atomic_prot(pfn_to_page(pfn), prot);
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}
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struct page *kmap_atomic_to_page(void *ptr)
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{
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pte_t *pte;
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unsigned long vaddr = (unsigned long)ptr;
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if (vaddr < FIXADDR_START)
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return virt_to_page(ptr);
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pte = kmap_get_pte(vaddr);
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return pte_page(*pte);
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}
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@ -68,7 +68,6 @@ void *kmap_atomic(struct page *page);
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void __kunmap_atomic(void *kvaddr);
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void *kmap_atomic_pfn(unsigned long pfn);
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void *kmap_atomic_prot_pfn(unsigned long pfn, pgprot_t prot);
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struct page *kmap_atomic_to_page(void *ptr);
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#define flush_cache_kmaps() do { } while (0)
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@ -104,20 +104,6 @@ void __kunmap_atomic(void *kvaddr)
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}
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EXPORT_SYMBOL(__kunmap_atomic);
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struct page *kmap_atomic_to_page(void *ptr)
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{
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unsigned long idx, vaddr = (unsigned long)ptr;
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pte_t *pte;
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if (vaddr < FIXADDR_START)
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return virt_to_page(ptr);
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idx = virt_to_fix(vaddr);
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pte = kmap_pte - (idx - FIX_KMAP_BEGIN);
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return pte_page(*pte);
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}
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EXPORT_SYMBOL(kmap_atomic_to_page);
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void __init set_highmem_pages_init(void)
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{
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struct zone *zone;
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@ -78,7 +78,6 @@ static inline void __kunmap_atomic(void *addr)
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}
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#define kmap_atomic_pfn(pfn) kmap_atomic(pfn_to_page(pfn))
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#define kmap_atomic_to_page(ptr) virt_to_page(ptr)
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#define kmap_flush_unused() do {} while(0)
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#endif
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