save_fpu_state
err |= save_fpu_state(sc);
save_fpu_state(sc, regs);
save_fpu_state(&thread->ufpu, flags);
save_fpu_state(&thread->kfpu, thread->kfpu_flags);
void save_fpu_state(struct fpu *state, int flags);
EXPORT_SYMBOL(save_fpu_state);
err |= save_fpu_state(regs, fp);
err |= save_fpu_state(regs, fp);
err |= save_fpu_state(regs, fp);
err |= save_fpu_state(regs, fp);
err |= save_fpu_state(regs, fpu_save);
int save_fpu_state(struct pt_regs *regs, __siginfo_fpu_t __user *fpu);