old_appl_ptr 2085 sound/core/pcm_lib.c snd_pcm_uframes_t old_appl_ptr = runtime->control->appl_ptr; old_appl_ptr 2088 sound/core/pcm_lib.c if (old_appl_ptr == appl_ptr) old_appl_ptr 2095 sound/core/pcm_lib.c runtime->control->appl_ptr = old_appl_ptr; old_appl_ptr 2100 sound/core/pcm_lib.c trace_applptr(substream, old_appl_ptr, appl_ptr);