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-rw-r--r--arch/arc/mm/highmem.c6
-rw-r--r--arch/arm/mm/highmem.c6
-rw-r--r--arch/csky/mm/highmem.c6
-rw-r--r--arch/microblaze/include/asm/highmem.h16
-rw-r--r--arch/mips/mm/highmem.c6
-rw-r--r--arch/nds32/mm/highmem.c6
-rw-r--r--arch/powerpc/include/asm/highmem.h17
-rw-r--r--arch/sparc/mm/highmem.c6
-rw-r--r--arch/x86/include/asm/highmem.h14
-rw-r--r--arch/xtensa/mm/highmem.c6
-rw-r--r--include/linux/highmem.h7
11 files changed, 25 insertions, 71 deletions
diff --git a/arch/arc/mm/highmem.c b/arch/arc/mm/highmem.c
index 5d3eab4ac0b0..479b0d72d3cf 100644
--- a/arch/arc/mm/highmem.c
+++ b/arch/arc/mm/highmem.c
@@ -49,7 +49,7 @@
extern pte_t * pkmap_page_table;
static pte_t * fixmap_page_table;
-void *kmap_atomic_high(struct page *page)
+void *kmap_atomic_high_prot(struct page *page, pgprot_t prot)
{
int idx, cpu_idx;
unsigned long vaddr;
@@ -59,11 +59,11 @@ void *kmap_atomic_high(struct page *page)
vaddr = FIXMAP_ADDR(idx);
set_pte_at(&init_mm, vaddr, fixmap_page_table + idx,
- mk_pte(page, kmap_prot));
+ mk_pte(page, prot));
return (void *)vaddr;
}
-EXPORT_SYMBOL(kmap_atomic_high);
+EXPORT_SYMBOL(kmap_atomic_high_prot);
void kunmap_atomic_high(void *kv)
{
diff --git a/arch/arm/mm/highmem.c b/arch/arm/mm/highmem.c
index ac8394655a6e..e013f6b81328 100644
--- a/arch/arm/mm/highmem.c
+++ b/arch/arm/mm/highmem.c
@@ -31,7 +31,7 @@ static inline pte_t get_fixmap_pte(unsigned long vaddr)
return *ptep;
}
-void *kmap_atomic_high(struct page *page)
+void *kmap_atomic_high_prot(struct page *page, pgprot_t prot)
{
unsigned int idx;
unsigned long vaddr;
@@ -67,11 +67,11 @@ void *kmap_atomic_high(struct page *page)
* in place, so the contained TLB flush ensures the TLB is updated
* with the new mapping.
*/
- set_fixmap_pte(idx, mk_pte(page, kmap_prot));
+ set_fixmap_pte(idx, mk_pte(page, prot));
return (void *)vaddr;
}
-EXPORT_SYMBOL(kmap_atomic_high);
+EXPORT_SYMBOL(kmap_atomic_high_prot);
void kunmap_atomic_high(void *kvaddr)
{
diff --git a/arch/csky/mm/highmem.c b/arch/csky/mm/highmem.c
index f4311669b5bb..3ae5c8cd7619 100644
--- a/arch/csky/mm/highmem.c
+++ b/arch/csky/mm/highmem.c
@@ -21,7 +21,7 @@ EXPORT_SYMBOL(kmap_flush_tlb);
EXPORT_SYMBOL(kmap);
-void *kmap_atomic_high(struct page *page)
+void *kmap_atomic_high_prot(struct page *page, pgprot_t prot)
{
unsigned long vaddr;
int idx, type;
@@ -32,12 +32,12 @@ void *kmap_atomic_high(struct page *page)
#ifdef CONFIG_DEBUG_HIGHMEM
BUG_ON(!pte_none(*(kmap_pte - idx)));
#endif
- set_pte(kmap_pte-idx, mk_pte(page, kmap_prot));
+ set_pte(kmap_pte-idx, mk_pte(page, prot));
flush_tlb_one((unsigned long)vaddr);
return (void *)vaddr;
}
-EXPORT_SYMBOL(kmap_atomic_high);
+EXPORT_SYMBOL(kmap_atomic_high_prot);
void kunmap_atomic_high(void *kvaddr)
{
diff --git a/arch/microblaze/include/asm/highmem.h b/arch/microblaze/include/asm/highmem.h
index 90d96239152f..d7c55cfd27bd 100644
--- a/arch/microblaze/include/asm/highmem.h
+++ b/arch/microblaze/include/asm/highmem.h
@@ -51,22 +51,6 @@ extern pte_t *pkmap_page_table;
#define PKMAP_NR(virt) ((virt - PKMAP_BASE) >> PAGE_SHIFT)
#define PKMAP_ADDR(nr) (PKMAP_BASE + ((nr) << PAGE_SHIFT))
-extern void *kmap_atomic_high_prot(struct page *page, pgprot_t prot);
-static inline void *kmap_atomic_prot(struct page *page, pgprot_t prot)
-{
- preempt_disable();
- pagefault_disable();
- if (!PageHighMem(page))
- return page_address(page);
-
- return kmap_atomic_high_prot(page, prot);
-}
-
-static inline void *kmap_atomic_high(struct page *page)
-{
- return kmap_atomic_high_prot(page, kmap_prot);
-}
-
#define flush_cache_kmaps() { flush_icache(); flush_dcache(); }
#endif /* __KERNEL__ */
diff --git a/arch/mips/mm/highmem.c b/arch/mips/mm/highmem.c
index 96a486777a18..8e8726992720 100644
--- a/arch/mips/mm/highmem.c
+++ b/arch/mips/mm/highmem.c
@@ -18,7 +18,7 @@ void kmap_flush_tlb(unsigned long addr)
}
EXPORT_SYMBOL(kmap_flush_tlb);
-void *kmap_atomic_high(struct page *page)
+void *kmap_atomic_high_prot(struct page *page, pgprot_t prot)
{
unsigned long vaddr;
int idx, type;
@@ -29,12 +29,12 @@ void *kmap_atomic_high(struct page *page)
#ifdef CONFIG_DEBUG_HIGHMEM
BUG_ON(!pte_none(*(kmap_pte - idx)));
#endif
- set_pte(kmap_pte-idx, mk_pte(page, kmap_prot));
+ set_pte(kmap_pte-idx, mk_pte(page, prot));
local_flush_tlb_one((unsigned long)vaddr);
return (void*) vaddr;
}
-EXPORT_SYMBOL(kmap_atomic_high);
+EXPORT_SYMBOL(kmap_atomic_high_prot);
void kunmap_atomic_high(void *kvaddr)
{
diff --git a/arch/nds32/mm/highmem.c b/arch/nds32/mm/highmem.c
index b11b88956353..4284cd59e21a 100644
--- a/arch/nds32/mm/highmem.c
+++ b/arch/nds32/mm/highmem.c
@@ -10,7 +10,7 @@
#include <asm/fixmap.h>
#include <asm/tlbflush.h>
-void *kmap_atomic_high(struct page *page)
+void *kmap_atomic_high_prot(struct page *page, pgprot_t prot)
{
unsigned int idx;
unsigned long vaddr, pte;
@@ -21,7 +21,7 @@ void *kmap_atomic_high(struct page *page)
idx = type + KM_TYPE_NR * smp_processor_id();
vaddr = __fix_to_virt(FIX_KMAP_BEGIN + idx);
- pte = (page_to_pfn(page) << PAGE_SHIFT) | (kmap_prot);
+ pte = (page_to_pfn(page) << PAGE_SHIFT) | prot;
ptep = pte_offset_kernel(pmd_off_k(vaddr), vaddr);
set_pte(ptep, pte);
@@ -31,7 +31,7 @@ void *kmap_atomic_high(struct page *page)
__nds32__isb();
return (void *)vaddr;
}
-EXPORT_SYMBOL(kmap_atomic_high);
+EXPORT_SYMBOL(kmap_atomic_high_prot);
void kunmap_atomic_high(void *kvaddr)
{
diff --git a/arch/powerpc/include/asm/highmem.h b/arch/powerpc/include/asm/highmem.h
index ee5de974c5ef..8d8ee3fcd800 100644
--- a/arch/powerpc/include/asm/highmem.h
+++ b/arch/powerpc/include/asm/highmem.h
@@ -59,23 +59,6 @@ extern pte_t *pkmap_page_table;
#define PKMAP_NR(virt) ((virt-PKMAP_BASE) >> PAGE_SHIFT)
#define PKMAP_ADDR(nr) (PKMAP_BASE + ((nr) << PAGE_SHIFT))
-extern void *kmap_atomic_high_prot(struct page *page, pgprot_t prot);
-static inline void *kmap_atomic_prot(struct page *page, pgprot_t prot)
-{
- preempt_disable();
- pagefault_disable();
- if (!PageHighMem(page))
- return page_address(page);
-
- return kmap_atomic_high_prot(page, prot);
-}
-
-static inline void *kmap_atomic_high(struct page *page)
-{
- return kmap_atomic_high_prot(page, kmap_prot);
-}
-
-
#define flush_cache_kmaps() flush_cache_all()
#endif /* __KERNEL__ */
diff --git a/arch/sparc/mm/highmem.c b/arch/sparc/mm/highmem.c
index 02e23a677c58..9309bcab4ae6 100644
--- a/arch/sparc/mm/highmem.c
+++ b/arch/sparc/mm/highmem.c
@@ -54,7 +54,7 @@ void __init kmap_init(void)
kmap_prot = __pgprot(SRMMU_ET_PTE | SRMMU_PRIV | SRMMU_CACHE);
}
-void *kmap_atomic_high(struct page *page)
+void *kmap_atomic_high_prot(struct page *page, pgprot_t prot)
{
unsigned long vaddr;
long idx, type;
@@ -73,7 +73,7 @@ void *kmap_atomic_high(struct page *page)
#ifdef CONFIG_DEBUG_HIGHMEM
BUG_ON(!pte_none(*(kmap_pte-idx)));
#endif
- set_pte(kmap_pte-idx, mk_pte(page, kmap_prot));
+ set_pte(kmap_pte-idx, mk_pte(page, prot));
/* XXX Fix - Anton */
#if 0
__flush_tlb_one(vaddr);
@@ -83,7 +83,7 @@ void *kmap_atomic_high(struct page *page)
return (void*) vaddr;
}
-EXPORT_SYMBOL(kmap_atomic_high);
+EXPORT_SYMBOL(kmap_atomic_high_prot);
void kunmap_atomic_high(void *kvaddr)
{
diff --git a/arch/x86/include/asm/highmem.h b/arch/x86/include/asm/highmem.h
index be66b77885a0..0f420b24e0fc 100644
--- a/arch/x86/include/asm/highmem.h
+++ b/arch/x86/include/asm/highmem.h
@@ -58,20 +58,6 @@ extern unsigned long highstart_pfn, highend_pfn;
#define PKMAP_NR(virt) ((virt-PKMAP_BASE) >> PAGE_SHIFT)
#define PKMAP_ADDR(nr) (PKMAP_BASE + ((nr) << PAGE_SHIFT))
-extern void *kmap_atomic_high_prot(struct page *page, pgprot_t prot);
-static inline void *kmap_atomic_prot(struct page *page, pgprot_t prot)
-{
- preempt_disable();
- pagefault_disable();
- if (!PageHighMem(page))
- return page_address(page);
-
- return kmap_atomic_high_prot(page, prot);
-}
-static inline void *kmap_atomic_high(struct page *page)
-{
- return kmap_atomic_high_prot(page, kmap_prot);
-}
void *kmap_atomic_pfn(unsigned long pfn);
void *kmap_atomic_prot_pfn(unsigned long pfn, pgprot_t prot);
diff --git a/arch/xtensa/mm/highmem.c b/arch/xtensa/mm/highmem.c
index 50168b09510a..99b5ad137ab5 100644
--- a/arch/xtensa/mm/highmem.c
+++ b/arch/xtensa/mm/highmem.c
@@ -37,7 +37,7 @@ static inline enum fixed_addresses kmap_idx(int type, unsigned long color)
color;
}
-void *kmap_atomic_high(struct page *page)
+void *kmap_atomic_high_prot(struct page *page, pgprot_t prot)
{
enum fixed_addresses idx;
unsigned long vaddr;
@@ -48,11 +48,11 @@ void *kmap_atomic_high(struct page *page)
#ifdef CONFIG_DEBUG_HIGHMEM
BUG_ON(!pte_none(*(kmap_pte + idx)));
#endif
- set_pte(kmap_pte + idx, mk_pte(page, kmap_prot));
+ set_pte(kmap_pte + idx, mk_pte(page, prot));
return (void *)vaddr;
}
-EXPORT_SYMBOL(kmap_atomic_high);
+EXPORT_SYMBOL(kmap_atomic_high_prot);
void kunmap_atomic_high(void *kvaddr)
{
diff --git a/include/linux/highmem.h b/include/linux/highmem.h
index 945b58d8a57b..9c559c670299 100644
--- a/include/linux/highmem.h
+++ b/include/linux/highmem.h
@@ -32,7 +32,7 @@ static inline void invalidate_kernel_vmap_range(void *vaddr, int size)
#include <asm/kmap_types.h>
#ifdef CONFIG_HIGHMEM
-extern void *kmap_atomic_high(struct page *page);
+extern void *kmap_atomic_high_prot(struct page *page, pgprot_t prot);
extern void kunmap_atomic_high(void *kvaddr);
#include <asm/highmem.h>
@@ -77,14 +77,15 @@ static inline void kunmap(struct page *page)
* be used in IRQ contexts, so in some (very limited) cases we need
* it.
*/
-static inline void *kmap_atomic(struct page *page)
+static inline void *kmap_atomic_prot(struct page *page, pgprot_t prot)
{
preempt_disable();
pagefault_disable();
if (!PageHighMem(page))
return page_address(page);
- return kmap_atomic_high(page);
+ return kmap_atomic_high_prot(page, prot);
}
+#define kmap_atomic(page) kmap_atomic_prot(page, kmap_prot)
/* declarations for linux/mm/highmem.c */
unsigned int nr_free_highpages(void);
generated by cgit (git 2.34.1) at 2024-05-24 10:25:27 +0000