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-rw-r--r--arch/x86/math-emu/fpu_system.h16
1 files changed, 6 insertions, 10 deletions
diff --git a/arch/x86/math-emu/fpu_system.h b/arch/x86/math-emu/fpu_system.h
index 13488fa153e0..50fa0ec2c8a5 100644
--- a/arch/x86/math-emu/fpu_system.h
+++ b/arch/x86/math-emu/fpu_system.h
@@ -16,10 +16,6 @@
16#include <linux/kernel.h> 16#include <linux/kernel.h>
17#include <linux/mm.h> 17#include <linux/mm.h>
18 18
19/* This sets the pointer FPU_info to point to the argument part
20 of the stack frame of math_emulate() */
21#define SETUP_DATA_AREA(arg) FPU_info = (struct info *) &arg
22
23/* s is always from a cpu register, and the cpu does bounds checking 19/* s is always from a cpu register, and the cpu does bounds checking
24 * during register load --> no further bounds checks needed */ 20 * during register load --> no further bounds checks needed */
25#define LDT_DESCRIPTOR(s) (((struct desc_struct *)current->mm->context.ldt)[(s) >> 3]) 21#define LDT_DESCRIPTOR(s) (((struct desc_struct *)current->mm->context.ldt)[(s) >> 3])
@@ -38,12 +34,12 @@
38#define I387 (current->thread.xstate) 34#define I387 (current->thread.xstate)
39#define FPU_info (I387->soft.info) 35#define FPU_info (I387->soft.info)
40 36
41#define FPU_CS (*(unsigned short *) &(FPU_info->___cs)) 37#define FPU_CS (*(unsigned short *) &(FPU_info->regs->cs))
42#define FPU_SS (*(unsigned short *) &(FPU_info->___ss)) 38#define FPU_SS (*(unsigned short *) &(FPU_info->regs->ss))
43#define FPU_DS (*(unsigned short *) &(FPU_info->___ds)) 39#define FPU_DS (*(unsigned short *) &(FPU_info->regs->ds))
44#define FPU_EAX (FPU_info->___eax) 40#define FPU_EAX (FPU_info->regs->ax)
45#define FPU_EFLAGS (FPU_info->___eflags) 41#define FPU_EFLAGS (FPU_info->regs->flags)
46#define FPU_EIP (FPU_info->___eip) 42#define FPU_EIP (FPU_info->regs->ip)
47#define FPU_ORIG_EIP (FPU_info->___orig_eip) 43#define FPU_ORIG_EIP (FPU_info->___orig_eip)
48 44
49#define FPU_lookahead (I387->soft.lookahead) 45#define FPU_lookahead (I387->soft.lookahead)