kernel_5.10 no rt

hc

2023-12-11 6778948f9de86c3cfaf36725a7c87dcff9ba247f

 kernel/arch/x86/include/asm/highmem.h
..
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@@ -23,6 +23,7 @@
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 #include <linux/interrupt.h>
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 #include <linux/threads.h>
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+#include <asm/kmap_types.h>
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 #include <asm/tlbflush.h>
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 #include <asm/paravirt.h>
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 #include <asm/fixmap.h>
..
..
@@ -57,16 +58,10 @@
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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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+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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+
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 #define flush_cache_kmaps()	do { } while (0)
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-
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-#define	arch_kmap_local_post_map(vaddr, pteval)		\
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-	arch_flush_lazy_mmu_mode()
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-
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-#define	arch_kmap_local_post_unmap(vaddr)		\
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-	do {						\
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-		flush_tlb_one_kernel((vaddr));		\
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-		arch_flush_lazy_mmu_mode();		\
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-	} while (0)
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 extern void add_highpages_with_active_regions(int nid, unsigned long start_pfn,
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 					unsigned long end_pfn);