disable cpu isolcpus

hc

2023-12-09 958e46acc8e900e8569dd467c1af9b8d2d019394

 kernel/arch/sparc/include/asm/highmem.h
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@@ -22,17 +22,15 @@
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 #ifdef __KERNEL__
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 #include <linux/interrupt.h>
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+#include <linux/pgtable.h>
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 #include <asm/vaddrs.h>
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-#include <asm/kmap_types.h>
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-#include <asm/pgtable.h>
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+#include <asm/pgtsrmmu.h>
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 /* declarations for highmem.c */
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 extern unsigned long highstart_pfn, highend_pfn;
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-extern pgprot_t kmap_prot;
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+#define kmap_prot __pgprot(SRMMU_ET_PTE | SRMMU_PRIV | SRMMU_CACHE)
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 extern pte_t *pkmap_page_table;
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-
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-void kmap_init(void) __init;
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 /*
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  * Right now we initialize only a single pte table. It can be extended
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@@ -50,30 +48,13 @@
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 #define PKMAP_END (PKMAP_ADDR(LAST_PKMAP))
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-void *kmap_high(struct page *page);
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-void kunmap_high(struct page *page);
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-
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-static inline void *kmap(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 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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-void *kmap_atomic(struct page *page);
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-void __kunmap_atomic(void *kvaddr);
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-
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 #define flush_cache_kmaps()	flush_cache_all()
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+/* FIXME: Use __flush_tlb_one(vaddr) instead of flush_cache_all() -- Anton */
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+#define arch_kmap_local_post_map(vaddr, pteval)	flush_cache_all()
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+#define arch_kmap_local_post_unmap(vaddr)	flush_cache_all()
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+
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+
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 #endif /* __KERNEL__ */
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 #endif /* _ASM_HIGHMEM_H */