89 	tsk->thread.fpu.last_cpu = ~0;  in task_disable_lazy_fpu_restore()
95 		cpu == new->thread.fpu.last_cpu;  in fpu_lazy_restore()
305 	return fpu_save_init(&tsk->thread.fpu);  in __save_init_fpu()
330 			: : [addr] "m" (tsk->thread.fpu.has_fpu));  in restore_fpu_checking()
333 	return fpu_restore_checking(&tsk->thread.fpu);  in restore_fpu_checking()
343 	return tsk->thread.fpu.has_fpu;  in __thread_has_fpu()
349 	tsk->thread.fpu.has_fpu = 0;  in __thread_clear_has_fpu()
356 	tsk->thread.fpu.has_fpu = 1;  in __thread_set_has_fpu()
387 	tsk->thread.fpu_counter = 0;  in drop_fpu()
444 		      (use_eager_fpu() || new->thread.fpu_counter > 5);  in switch_fpu_prepare()
450 			old->thread.fpu.last_cpu = cpu;  in switch_fpu_prepare()
453 		old->thread.fpu.has_fpu = 0;  in switch_fpu_prepare()
457 			new->thread.fpu_counter++;  in switch_fpu_prepare()
459 			prefetch(new->thread.fpu.state);  in switch_fpu_prepare()
463 		old->thread.fpu_counter = 0;  in switch_fpu_prepare()
466 			new->thread.fpu_counter++;  in switch_fpu_prepare()
470 				prefetch(new->thread.fpu.state);  in switch_fpu_prepare()
535 			xsave_state_booting(&tsk->thread.fpu.state->xsave, -1);  in __save_fpu()
537 			xsave_state(&tsk->thread.fpu.state->xsave, -1);  in __save_fpu()
539 		fpu_fxsave(&tsk->thread.fpu);  in __save_fpu()
548 		return tsk->thread.fpu.state->fxsave.cwd;  in get_fpu_cwd()
550 		return (unsigned short)tsk->thread.fpu.state->fsave.cwd;  in get_fpu_cwd()
557 		return tsk->thread.fpu.state->fxsave.swd;  in get_fpu_swd()
559 		return (unsigned short)tsk->thread.fpu.state->fsave.swd;  in get_fpu_swd()
566 		return tsk->thread.fpu.state->fxsave.mxcsr;  in get_fpu_mxcsr()
599 		memset(&dst->thread.fpu.state->xsave, 0, xstate_size);  in fpu_copy()
602 		struct fpu *dfpu = &dst->thread.fpu;  in fpu_copy()
603 		struct fpu *sfpu = &src->thread.fpu;  in fpu_copy()