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authorLinus Torvalds <torvalds@woody.osdl.org>2006-12-07 08:59:11 -0800
committerLinus Torvalds <torvalds@woody.osdl.org>2006-12-07 08:59:11 -0800
commit4522d58275f124105819723e24e912c8e5bf3cdd (patch)
treeb92c29014fadffe049c1925676037f0092b8d112 /arch/x86_64/mm/fault.c
parent6cf24f031bc97cb5a7c9df3b6e73c45b628b2b28 (diff)
parent64a26a731235b59c9d73bbe82c1f896d57400d37 (diff)
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Merge branch 'for-linus' of git://one.firstfloor.org/home/andi/git/linux-2.6
* 'for-linus' of git://one.firstfloor.org/home/andi/git/linux-2.6: (156 commits) [PATCH] x86-64: Export smp_call_function_single [PATCH] i386: Clean up smp_tune_scheduling() [PATCH] unwinder: move .eh_frame to RODATA [PATCH] unwinder: fully support linker generated .eh_frame_hdr section [PATCH] x86-64: don't use set_irq_regs() [PATCH] x86-64: check vector in setup_ioapic_dest to verify if need setup_IO_APIC_irq [PATCH] x86-64: Make ix86 default to HIGHMEM4G instead of NOHIGHMEM [PATCH] i386: replace kmalloc+memset with kzalloc [PATCH] x86-64: remove remaining pc98 code [PATCH] x86-64: remove unused variable [PATCH] x86-64: Fix constraints in atomic_add_return() [PATCH] x86-64: fix asm constraints in i386 atomic_add_return [PATCH] x86-64: Correct documentation for bzImage protocol v2.05 [PATCH] x86-64: replace kmalloc+memset with kzalloc in MTRR code [PATCH] x86-64: Fix numaq build error [PATCH] x86-64: include/asm-x86_64/cpufeature.h isn't a userspace header [PATCH] unwinder: Add debugging output to the Dwarf2 unwinder [PATCH] x86-64: Clarify error message in GART code [PATCH] x86-64: Fix interrupt race in idle callback (3rd try) [PATCH] x86-64: Remove unwind stack pointer alignment forcing again ... Fixed conflict in include/linux/uaccess.h manually Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'arch/x86_64/mm/fault.c')
-rw-r--r--arch/x86_64/mm/fault.c10
1 files changed, 5 insertions, 5 deletions
diff --git a/arch/x86_64/mm/fault.c b/arch/x86_64/mm/fault.c
index 3751b47..a65fc6f 100644
--- a/arch/x86_64/mm/fault.c
+++ b/arch/x86_64/mm/fault.c
@@ -23,9 +23,9 @@
#include <linux/compiler.h>
#include <linux/module.h>
#include <linux/kprobes.h>
+#include <linux/uaccess.h>
#include <asm/system.h>
-#include <asm/uaccess.h>
#include <asm/pgalloc.h>
#include <asm/smp.h>
#include <asm/tlbflush.h>
@@ -96,7 +96,7 @@ void bust_spinlocks(int yes)
static noinline int is_prefetch(struct pt_regs *regs, unsigned long addr,
unsigned long error_code)
{
- unsigned char __user *instr;
+ unsigned char *instr;
int scan_more = 1;
int prefetch = 0;
unsigned char *max_instr;
@@ -116,7 +116,7 @@ static noinline int is_prefetch(struct pt_regs *regs, unsigned long addr,
unsigned char instr_hi;
unsigned char instr_lo;
- if (__get_user(opcode, (char __user *)instr))
+ if (probe_kernel_address(instr, opcode))
break;
instr_hi = opcode & 0xf0;
@@ -154,7 +154,7 @@ static noinline int is_prefetch(struct pt_regs *regs, unsigned long addr,
case 0x00:
/* Prefetch instruction is 0x0F0D or 0x0F18 */
scan_more = 0;
- if (__get_user(opcode, (char __user *)instr))
+ if (probe_kernel_address(instr, opcode))
break;
prefetch = (instr_lo == 0xF) &&
(opcode == 0x0D || opcode == 0x18);
@@ -170,7 +170,7 @@ static noinline int is_prefetch(struct pt_regs *regs, unsigned long addr,
static int bad_address(void *p)
{
unsigned long dummy;
- return __get_user(dummy, (unsigned long __user *)p);
+ return probe_kernel_address((unsigned long *)p, dummy);
}
void dump_pagetable(unsigned long address)