From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 49BECC433F5 for ; Mon, 25 Oct 2021 12:45:04 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 34A9F60EE9 for ; Mon, 25 Oct 2021 12:45:04 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233070AbhJYMrZ (ORCPT ); Mon, 25 Oct 2021 08:47:25 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:44154 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233066AbhJYMrX (ORCPT ); Mon, 25 Oct 2021 08:47:23 -0400 Received: from mail-ed1-x535.google.com (mail-ed1-x535.google.com [IPv6:2a00:1450:4864:20::535]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id C9EF9C061745; Mon, 25 Oct 2021 05:45:00 -0700 (PDT) Received: by mail-ed1-x535.google.com with SMTP id g8so11077570edb.2; Mon, 25 Oct 2021 05:45:00 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc; bh=kDmEW0Tv1vVvneTsDNEtubja07RCwecOGKS8TXQGysg=; b=kYPKOX6Xbh7fyWkHOqMmudlQsRLyg7P3ezHuMqSt5prqWB/GnK38dA18GPVj26sg5z 8+4376Lhd86TxYHY0kNwybHh9vd6U0yF4vq/4G3NV1KvcSR7HNJHr+uM1x6Pagu8Ij7G 4GiObxa4qc8F2cyMYJV8jH2Nr//9wChJZX+CQYF4sdjI6sAljIUsitNVPkuCNWXMqSh4 6hwBqDc9z/CsulTbUoARdpUv5rTFUofC96lTkixonjR7uBiLMK1m/H7AdqKchj0TnSfz vipeALnmNEbtrl0QXhpt8GI++GB+OQEdAOybrmQOS7RKfAECgoPXW6gns+qXq2UQPdYc ALwg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc; bh=kDmEW0Tv1vVvneTsDNEtubja07RCwecOGKS8TXQGysg=; b=thqlDp4JyzphPqNu+2xSfP6OgSGoTwFfx+sCeUrTZAFzm6fznwXzFSssxFCYaa0pr/ fT+0uJcUn2csvu4ldpiklPxF0cVsHEyFDMzcWOO2A0cR37MYEolMMEb1XwemtwpJOcay LNbLh0yiRlpfV60BWCV425qFgCROpCVDz00R/KA6y4S4Cem/uvrAyY2VSvl2V7+q2iOi 07lT8UidiV9lAMmO5k0BQieQ9gdZ0LSRWvbbXCow/JtKwBfikiNBkFMgr3ev/t+Kawf/ Ke4PaIURXX+i50BAd03hNqSOerIVexQ/ojJ0jrEF1LAc+rw40LlfZM7Sgn6k3NKmCe8Y gAEA== X-Gm-Message-State: AOAM532Lu+PZGcygc070y8RVxvayJOsyRTGgV+HXXbZrWYMLzIQiBQON ZdV4848jD3Md0UbyIcALf7y1jUzUAKRFyiYxUWg= X-Google-Smtp-Source: ABdhPJzl0uhqvAmfS9/rqmTknUZTTl2hOyHA5QxDh/hvohb6wGp5oULyMhs5qR5igwp6aLEyOTL2kVJLjC0uMVwUiX0= X-Received: by 2002:a17:906:d553:: with SMTP id cr19mr14709544ejc.128.1635165873760; Mon, 25 Oct 2021 05:44:33 -0700 (PDT) MIME-Version: 1.0 References: <20211025124142.18041-1-andriy.shevchenko@linux.intel.com> <20211025124142.18041-2-andriy.shevchenko@linux.intel.com> In-Reply-To: <20211025124142.18041-2-andriy.shevchenko@linux.intel.com> From: Andy Shevchenko Date: Mon, 25 Oct 2021 15:43:39 +0300 Message-ID: Subject: Re: [PATCH v1 2/2] serial: 8250_port: properly handle runtime PM in IRQ To: Andy Shevchenko Cc: Greg Kroah-Hartman , "open list:SERIAL DRIVERS" , Linux Kernel Mailing List , Jiri Slaby Content-Type: text/plain; charset="UTF-8" Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Mon, Oct 25, 2021 at 3:42 PM Andy Shevchenko wrote: > > We can't and basically don't need to call runtime PM in IRQ handler. If IRQ is > ours, device must be powered on. Otherwise check if the device is powered off > and return immediately. Please, ignore. -- With Best Regards, Andy Shevchenko