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2023-12-09 95099d4622f8cb224d94e314c7a8e0df60b13f87

 kernel/arch/parisc/include/asm/cacheflush.h
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@@ -100,37 +100,11 @@
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 	}
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 }
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-#include <asm/kmap_types.h>
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-
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-#define ARCH_HAS_KMAP
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-
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-static inline void *kmap(struct page *page)
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-{
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-	might_sleep();
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-	return page_address(page);
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-}
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-
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-static inline void kunmap(struct page *page)
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-{
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-	flush_kernel_dcache_page_addr(page_address(page));
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-}
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-
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-static inline void *kmap_atomic(struct page *page)
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-{
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-	preempt_disable();
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-	pagefault_disable();
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-	return page_address(page);
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-}
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-
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-static inline void __kunmap_atomic(void *addr)
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+#define ARCH_HAS_FLUSH_ON_KUNMAP
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+static inline void kunmap_flush_on_unmap(void *addr)
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 {
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 	flush_kernel_dcache_page_addr(addr);
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-	pagefault_enable();
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-	preempt_enable();
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 }
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-
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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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 #endif /* _PARISC_CACHEFLUSH_H */
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