Hi Gyeongtaek Thank you for your help > I tried to find out some change from the history. > However, I saw that dpcm_lock never be held in dpcm_be_dai_trigger() from the beginning. > So, I just fixed some miss from the commit comment and resend. > If you have another suggestion or request, just let me know. OK, thanks. I just thought it was related to recent (especially mine :) patch. BYW, your posted v2 still doesn't have alignment on log. Is it mailer issue ? > And I have a question. > This patch canʼt be applied to stable branches directly by conflict. > I found out following commits are needed to apply this patch into the 5.4 stable. > ASoC: soc-pcm: remove snd_soc_dpcm_be_get/set_state() > ASoC: soc-pcm: add snd_soc_dpcm_can_be() and remove duplicate code > In this case, what should I do when stable maintainer requests resolving conflict to me? > Should I send those patches to the maintainer? > Or rewrite the patch on the latest of the each stable? Mark, please help him Thank you for your help !! Best regards --- Kuninori Morimoto