prev_tif           17 arch/x86/kernel/process.h 	unsigned long prev_tif = task_thread_info(prev)->flags;
prev_tif           27 arch/x86/kernel/process.h 			prev_tif &= ~_TIF_SPEC_IB;
prev_tif           37 arch/x86/kernel/process.h 		     prev_tif & _TIF_WORK_CTXSW_PREV))