projects/linux·commit 7ca43e75

mm: use debug_kmap_atomic

7ca43e75 · Akinobu Mita <[email protected]> · 2009-03-31 15:23:25 -07:00

Use debug_kmap_atomic in kmap_atomic, kmap_atomic_pfn, and
iomap_atomic_prot_pfn.

Signed-off-by: Akinobu Mita <[email protected]>
Cc: Thomas Gleixner <[email protected]>
Cc: Ingo Molnar <[email protected]>
Cc: "H. Peter Anvin" <[email protected]>
Cc: <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>
Commit
7ca43e7564679604d86e9ed834e7bbcffd8a4a3f
Parents
f4112de6

Changes

7 files changed · +12 −0

FileStatusAddDelContent
arch/mips/mm/highmem.cmodified+2−0View file
arch/powerpc/include/asm/highmem.hmodified+2−0View file
arch/sparc/mm/highmem.cmodified+1−0View file
arch/x86/mm/highmem_32.cmodified+1−0View file
arch/x86/mm/iomap_32.cmodified+2−0View file
include/asm-frv/highmem.hmodified+2−0View file
include/asm-mn10300/highmem.hmodified+2−0View file

arch/mips/mm/highmem.c

View file
diff --git a/arch/mips/mm/highmem.c b/arch/mips/mm/highmem.c
index 060d28d..4481656 100644
--- a/arch/mips/mm/highmem.c
+++ b/arch/mips/mm/highmem.c
@@ -42,6 +42,7 @@ void *__kmap_atomic(struct page *page, enum km_type type)
if (!PageHighMem(page))
return page_address(page);
+ debug_kmap_atomic(type);
idx = type + KM_TYPE_NR*smp_processor_id();
vaddr = __fix_to_virt(FIX_KMAP_BEGIN + idx);
#ifdef CONFIG_DEBUG_HIGHMEM
@@ -88,6 +89,7 @@ void *kmap_atomic_pfn(unsigned long pfn, enum km_type type)
pagefault_disable();
+ debug_kmap_atomic(type);
idx = type + KM_TYPE_NR*smp_processor_id();
vaddr = __fix_to_virt(FIX_KMAP_BEGIN + idx);
set_pte(kmap_pte-idx, pfn_pte(pfn, kmap_prot));

arch/powerpc/include/asm/highmem.h

View file
diff --git a/arch/powerpc/include/asm/highmem.h b/arch/powerpc/include/asm/highmem.h
index 545028f..684a73f 100644
--- a/arch/powerpc/include/asm/highmem.h
+++ b/arch/powerpc/include/asm/highmem.h
@@ -24,6 +24,7 @@
#include <linux/init.h>
#include <linux/interrupt.h>
+#include <linux/highmem.h>
#include <asm/kmap_types.h>
#include <asm/tlbflush.h>
#include <asm/page.h>
@@ -94,6 +95,7 @@ static inline void *kmap_atomic_prot(struct page *page, enum km_type type, pgpro
if (!PageHighMem(page))
return page_address(page);
+ debug_kmap_atomic(type);
idx = type + KM_TYPE_NR*smp_processor_id();
vaddr = __fix_to_virt(FIX_KMAP_BEGIN + idx);
#ifdef CONFIG_DEBUG_HIGHMEM

arch/sparc/mm/highmem.c

View file
diff --git a/arch/sparc/mm/highmem.c b/arch/sparc/mm/highmem.c
index 752d0c9..7916feb 100644
--- a/arch/sparc/mm/highmem.c
+++ b/arch/sparc/mm/highmem.c
@@ -39,6 +39,7 @@ void *kmap_atomic(struct page *page, enum km_type type)
if (!PageHighMem(page))
return page_address(page);
+ debug_kmap_atomic(type);
idx = type + KM_TYPE_NR*smp_processor_id();
vaddr = __fix_to_virt(FIX_KMAP_BEGIN + idx);

arch/x86/mm/highmem_32.c

View file
diff --git a/arch/x86/mm/highmem_32.c b/arch/x86/mm/highmem_32.c
index 8126e8d..5bc5d16 100644
--- a/arch/x86/mm/highmem_32.c
+++ b/arch/x86/mm/highmem_32.c
@@ -40,6 +40,7 @@ void *kmap_atomic_prot(struct page *page, enum km_type type, pgprot_t prot)
debug_kmap_atomic(type);
+ debug_kmap_atomic(type);
idx = type + KM_TYPE_NR*smp_processor_id();
vaddr = __fix_to_virt(FIX_KMAP_BEGIN + idx);
BUG_ON(!pte_none(*(kmap_pte-idx)));

arch/x86/mm/iomap_32.c

View file
diff --git a/arch/x86/mm/iomap_32.c b/arch/x86/mm/iomap_32.c
index 699c9b2..bff0c90 100644
--- a/arch/x86/mm/iomap_32.c
+++ b/arch/x86/mm/iomap_32.c
@@ -19,6 +19,7 @@
#include <asm/iomap.h>
#include <asm/pat.h>
#include <linux/module.h>
+#include <linux/highmem.h>
int is_io_mapping_possible(resource_size_t base, unsigned long size)
{
@@ -71,6 +72,7 @@ iounmap_atomic(void *kvaddr, enum km_type type)
unsigned long vaddr = (unsigned long) kvaddr & PAGE_MASK;
enum fixed_addresses idx = type + KM_TYPE_NR*smp_processor_id();
+ debug_kmap_atomic(type);
/*
* Force other mappings to Oops if they'll try to access this pte
* without first remap it. Keeping stale mappings around is a bad idea

include/asm-frv/highmem.h

View file
diff --git a/include/asm-frv/highmem.h b/include/asm-frv/highmem.h
index 26cefcd..68e4677 100644
--- a/include/asm-frv/highmem.h
+++ b/include/asm-frv/highmem.h
@@ -18,6 +18,7 @@
#ifdef __KERNEL__
#include <linux/init.h>
+#include <linux/highmem.h>
#include <asm/mem-layout.h>
#include <asm/spr-regs.h>
#include <asm/mb-regs.h>
@@ -116,6 +117,7 @@ static inline void *kmap_atomic(struct page *page, enum km_type type)
unsigned long paddr;
pagefault_disable();
+ debug_kmap_atomic(type);
paddr = page_to_phys(page);
switch (type) {

include/asm-mn10300/highmem.h

View file
diff --git a/include/asm-mn10300/highmem.h b/include/asm-mn10300/highmem.h
index 5256854..90f2abb 100644
--- a/include/asm-mn10300/highmem.h
+++ b/include/asm-mn10300/highmem.h
@@ -16,6 +16,7 @@
#include <linux/init.h>
#include <linux/interrupt.h>
+#include <linux/highmem.h>
#include <asm/kmap_types.h>
#include <asm/pgtable.h>
@@ -77,6 +78,7 @@ static inline unsigned long kmap_atomic(struct page *page, enum km_type type)
if (page < highmem_start_page)
return page_address(page);
+ debug_kmap_atomic(type);
idx = type + KM_TYPE_NR * smp_processor_id();
vaddr = __fix_to_virt(FIX_KMAP_BEGIN + idx);
#if HIGHMEM_DEBUG