Merge "mm: highmem: Add definitions for kmap_atomic_flush_unused" (143bc180) · Commits · e / devices / android_kernel_fairphone_FP4

include/linux/highmem.h

+7 −0

Original line number	Diff line number	Diff line
		@@ -40,6 +40,12 @@ extern unsigned long totalhigh_pages;

		void kmap_flush_unused(void);

		#ifdef CONFIG_ARCH_WANT_KMAP_ATOMIC_FLUSH
		void kmap_atomic_flush_unused(void);
		#else
		static inline void kmap_atomic_flush_unused(void) { }
		#endif

		struct page kmap_to_page(void addr);

		#else /* CONFIG_HIGHMEM */
		@@ -81,6 +87,7 @@ static inline void __kunmap_atomic(void *addr)
		#define kmap_atomic_pfn(pfn) kmap_atomic(pfn_to_page(pfn))

		#define kmap_flush_unused() do {} while(0)
		#define kmap_atomic_flush_unused() do {} while (0)
		#endif

		#endif /* CONFIG_HIGHMEM */