enable docker ppp

hc

2023-12-09 95099d4622f8cb224d94e314c7a8e0df60b13f87

 kernel/arch/microblaze/include/asm/highmem.h
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@@ -25,8 +25,6 @@
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 #include <linux/uaccess.h>
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 #include <asm/fixmap.h>
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-extern pte_t *kmap_pte;
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-extern pgprot_t kmap_prot;
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 extern pte_t *pkmap_page_table;
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 /*
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@@ -51,34 +49,13 @@
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 #define PKMAP_NR(virt)  ((virt - PKMAP_BASE) >> PAGE_SHIFT)
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 #define PKMAP_ADDR(nr)  (PKMAP_BASE + ((nr) << PAGE_SHIFT))
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-extern void *kmap_high(struct page *page);
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-extern void kunmap_high(struct page *page);
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-extern void *kmap_atomic_prot(struct page *page, pgprot_t prot);
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-extern void __kunmap_atomic(void *kvaddr);
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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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-	if (!PageHighMem(page))
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-		return page_address(page);
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-	return kmap_high(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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-	BUG_ON(in_interrupt());
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-	if (!PageHighMem(page))
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-		return;
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-	kunmap_high(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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-	return kmap_atomic_prot(page, kmap_prot);
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-}
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-
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 #define flush_cache_kmaps()	{ flush_icache(); flush_dcache(); }
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+#define arch_kmap_local_post_map(vaddr, pteval)	\
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+	local_flush_tlb_page(NULL, vaddr);
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+#define arch_kmap_local_post_unmap(vaddr)	\
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+	local_flush_tlb_page(NULL, vaddr);
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+
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 #endif /* __KERNEL__ */
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 #endif /* _ASM_HIGHMEM_H */