From 08f87f769b595151be1afeff53e144f543faa614 Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Wed, 06 Dec 2023 09:51:13 +0000
Subject: [PATCH] add dts config
---
kernel/arch/microblaze/include/asm/highmem.h | 33 +++++----------------------------
1 files changed, 5 insertions(+), 28 deletions(-)
diff --git a/kernel/arch/microblaze/include/asm/highmem.h b/kernel/arch/microblaze/include/asm/highmem.h
index 332c78e..4418633 100644
--- a/kernel/arch/microblaze/include/asm/highmem.h
+++ b/kernel/arch/microblaze/include/asm/highmem.h
@@ -25,8 +25,6 @@
#include <linux/uaccess.h>
#include <asm/fixmap.h>
-extern pte_t *kmap_pte;
-extern pgprot_t kmap_prot;
extern pte_t *pkmap_page_table;
/*
@@ -51,34 +49,13 @@
#define PKMAP_NR(virt) ((virt - PKMAP_BASE) >> PAGE_SHIFT)
#define PKMAP_ADDR(nr) (PKMAP_BASE + ((nr) << PAGE_SHIFT))
-extern void *kmap_high(struct page *page);
-extern void kunmap_high(struct page *page);
-extern void *kmap_atomic_prot(struct page *page, pgprot_t prot);
-extern void __kunmap_atomic(void *kvaddr);
-
-static inline void *kmap(struct page *page)
-{
- might_sleep();
- 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);
-}
-
-static inline void *kmap_atomic(struct page *page)
-{
- return kmap_atomic_prot(page, kmap_prot);
-}
-
#define flush_cache_kmaps() { flush_icache(); flush_dcache(); }
+#define arch_kmap_local_post_map(vaddr, pteval) \
+ local_flush_tlb_page(NULL, vaddr);
+#define arch_kmap_local_post_unmap(vaddr) \
+ local_flush_tlb_page(NULL, vaddr);
+
#endif /* __KERNEL__ */
#endif /* _ASM_HIGHMEM_H */
--
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