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x86: math_emu info cleanup

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Impact: cleanup

* Come on, struct info?  s/struct info/struct math_emu_info/

* Use struct pt_regs and kernel_vm86_regs instead of defining its own
  register frame structure.

Signed-off-by: Tejun Heo <tj@kernel.org>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
This commit is contained in:
Tejun Heo
2009-02-09 22:17:39 +09:00
committed by Ingo Molnar
parent 914c3d630b
commit ae6af41f5a
6 changed files with 48 additions and 64 deletions
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29
arch/x86/include/asm/math_emu.h
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@@ -1,31 +1,18 @@
#ifndef _ASM_X86_MATH_EMU_H
#define _ASM_X86_MATH_EMU_H
#include <asm/ptrace.h>
#include <asm/vm86.h>
/* This structure matches the layout of the data saved to the stack
following a device-not-present interrupt, part of it saved
automatically by the 80386/80486.
*/
struct info {
struct math_emu_info {
long ___orig_eip;
long ___ebx;
long ___ecx;
long ___edx;
long ___esi;
long ___edi;
long ___ebp;
long ___eax;
long ___ds;
long ___es;
long ___fs;
long ___orig_eax;
long ___eip;
long ___cs;
long ___eflags;
long ___esp;
long ___ss;
long ___vm86_es; /* This and the following only in vm86 mode */
long ___vm86_ds;
long ___vm86_fs;
long ___vm86_gs;
union {
struct pt_regs regs;
struct kernel_vm86_regs vm86;
};
};
#endif /* _ASM_X86_MATH_EMU_H */