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-rw-r--r--arch/x86/kernel/i387_64.c31
1 files changed, 0 insertions, 31 deletions
diff --git a/arch/x86/kernel/i387_64.c b/arch/x86/kernel/i387_64.c
index bfaff28fb134..f335a76d7ea7 100644
--- a/arch/x86/kernel/i387_64.c
+++ b/arch/x86/kernel/i387_64.c
@@ -72,37 +72,6 @@ void init_fpu(struct task_struct *child)
72} 72}
73 73
74/* 74/*
75 * Signal frame handlers.
76 */
77
78int save_i387(struct _fpstate __user *buf)
79{
80 struct task_struct *tsk = current;
81 int err = 0;
82
83 BUILD_BUG_ON(sizeof(struct user_i387_struct) !=
84 sizeof(tsk->thread.i387.fxsave));
85
86 if ((unsigned long)buf % 16)
87 printk("save_i387: bad fpstate %p\n",buf);
88
89 if (!used_math())
90 return 0;
91 clear_used_math(); /* trigger finit */
92 if (task_thread_info(tsk)->status & TS_USEDFPU) {
93 err = save_i387_checking((struct i387_fxsave_struct __user *)buf);
94 if (err) return err;
95 task_thread_info(tsk)->status &= ~TS_USEDFPU;
96 stts();
97 } else {
98 if (__copy_to_user(buf, &tsk->thread.i387.fxsave,
99 sizeof(struct i387_fxsave_struct)))
100 return -1;
101 }
102 return 1;
103}
104
105/*
106 * ptrace request handlers. 75 * ptrace request handlers.
107 */ 76 */
108 77