From 01573e231f18eb2d99162747186f59511f56b64d Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Fri, 08 Dec 2023 10:40:48 +0000
Subject: [PATCH] 移去rt
---
kernel/arch/sparc/include/asm/highmem.h | 35 ++++++++---------------------------
1 files changed, 8 insertions(+), 27 deletions(-)
diff --git a/kernel/arch/sparc/include/asm/highmem.h b/kernel/arch/sparc/include/asm/highmem.h
index 18d7769..8751162 100644
--- a/kernel/arch/sparc/include/asm/highmem.h
+++ b/kernel/arch/sparc/include/asm/highmem.h
@@ -22,17 +22,15 @@
#ifdef __KERNEL__
#include <linux/interrupt.h>
+#include <linux/pgtable.h>
#include <asm/vaddrs.h>
-#include <asm/kmap_types.h>
-#include <asm/pgtable.h>
+#include <asm/pgtsrmmu.h>
/* declarations for highmem.c */
extern unsigned long highstart_pfn, highend_pfn;
-extern pgprot_t kmap_prot;
+#define kmap_prot __pgprot(SRMMU_ET_PTE | SRMMU_PRIV | SRMMU_CACHE)
extern pte_t *pkmap_page_table;
-
-void kmap_init(void) __init;
/*
* Right now we initialize only a single pte table. It can be extended
@@ -50,30 +48,13 @@
#define PKMAP_END (PKMAP_ADDR(LAST_PKMAP))
-void *kmap_high(struct page *page);
-void kunmap_high(struct page *page);
-
-static inline void *kmap(struct page *page)
-{
- BUG_ON(in_interrupt());
- if (!PageHighMem(page))
- return page_address(page);
- return kmap_high(page);
-}
-
-static inline void kunmap(struct page *page)
-{
- BUG_ON(in_interrupt());
- if (!PageHighMem(page))
- return;
- kunmap_high(page);
-}
-
-void *kmap_atomic(struct page *page);
-void __kunmap_atomic(void *kvaddr);
-
#define flush_cache_kmaps() flush_cache_all()
+/* FIXME: Use __flush_tlb_one(vaddr) instead of flush_cache_all() -- Anton */
+#define arch_kmap_local_post_map(vaddr, pteval) flush_cache_all()
+#define arch_kmap_local_post_unmap(vaddr) flush_cache_all()
+
+
#endif /* __KERNEL__ */
#endif /* _ASM_HIGHMEM_H */
--
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