x86: x86 i387 header cleanup

[platform/kernel/linux-starfive.git] / arch / x86 / kernel / i387_64.c

diff --git a/arch/x86/kernel/i387_64.c b/arch/x86/kernel/i387_64.c
index bfaff28..f335a76 100644 (file)
--- 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)
 }
 
 /*
- * Signal frame handlers.
- */
-
-int save_i387(struct _fpstate __user *buf)
-{
-       struct task_struct *tsk = current;
-       int err = 0;
-
-       BUILD_BUG_ON(sizeof(struct user_i387_struct) !=
-                       sizeof(tsk->thread.i387.fxsave));
-
-       if ((unsigned long)buf % 16) 
-               printk("save_i387: bad fpstate %p\n",buf); 
-
-       if (!used_math())
-               return 0;
-       clear_used_math(); /* trigger finit */
-       if (task_thread_info(tsk)->status & TS_USEDFPU) {
-               err = save_i387_checking((struct i387_fxsave_struct __user *)buf);
-               if (err) return err;
-               task_thread_info(tsk)->status &= ~TS_USEDFPU;
-               stts();
-       } else {
-               if (__copy_to_user(buf, &tsk->thread.i387.fxsave,
-                                  sizeof(struct i387_fxsave_struct)))
-                       return -1;
-       }
-       return 1;
-}
-
-/*
  * ptrace request handlers.
  */