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 X-Spam-Level: X-Spam-Status: No, score=-1.0 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 86BD2C433DF for ; Tue, 30 Jun 2020 13:19:22 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 6C86F206C0 for ; Tue, 30 Jun 2020 13:19:22 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726736AbgF3NTW (ORCPT ); Tue, 30 Jun 2020 09:19:22 -0400 Received: from mail-ot1-f68.google.com ([209.85.210.68]:38595 "EHLO mail-ot1-f68.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726008AbgF3NTV (ORCPT ); Tue, 30 Jun 2020 09:19:21 -0400 Received: by mail-ot1-f68.google.com with SMTP id t18so5553913otq.5 for ; Tue, 30 Jun 2020 06:19:20 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc; bh=2Vv3oKfTUTLjhvdZMhnpZ2Ycz4NvPJuLRaYdFI2N2bE=; b=FaqDCOPhXSJP3xad3vqd6RcrsfAR//uzsc373kbp98xPNUQmu3SIrQinrLBoBc2dqD n06Ce/sK0oJiisxU8SYS9VOM++giRue/9D7CA1ibuO3sl6aKDnywRHyhoLbC0BAf15kW o38BqvlNj4dEgXpCAyvR02tkEFeJYnAhQzqDRNV/AGbKJg7/0VzZjRNpZhXT4B1Zwwuh hBBEtVO4LcG0/DHdYPn8uYjNk1jgB++WCaPIqlFQdq4u3PGkwnA1qUOKoyPsMHOGHxbn 55rJv96lnjg7O2iyYEtH5MzTH+ueQIhBjvE03/bGr+kw9ZkrdoxeALHJSNI8NvEVTPsW /b2A== X-Gm-Message-State: AOAM5304SQVxW5ic4I6VV9eDGdq1TvmxJxpAXzKcL6BKfLUebhwMpzx0 7HNvBB/r3vcFPY6FKX9Lfil3MXeMJPLB4paDVUc= X-Google-Smtp-Source: ABdhPJx2CbhwSUW9CdiX1Zkw4dTdbHFXV4X5yfDACvQ20+KKs4itk/4TIIY/dSasNzkHw8dR9dbRKUydabnqLfGIm7Q= X-Received: by 2002:a9d:6254:: with SMTP id i20mr17680562otk.145.1593523160419; Tue, 30 Jun 2020 06:19:20 -0700 (PDT) MIME-Version: 1.0 References: <1593163942-5087-1-git-send-email-yoshihiro.shimoda.uh@renesas.com> In-Reply-To: From: Geert Uytterhoeven Date: Tue, 30 Jun 2020 15:19:08 +0200 Message-ID: Subject: Re: [PATCH/RFC v4 0/4] treewide: add regulator condition on _mmc_suspend() To: Yoshihiro Shimoda Cc: Linux-Renesas , Marek Vasut Content-Type: text/plain; charset="UTF-8" Sender: linux-renesas-soc-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-renesas-soc@vger.kernel.org Hi Shimoda-san, On Mon, Jun 29, 2020 at 1:49 PM Geert Uytterhoeven wrote: > On Mon, Jun 29, 2020 at 12:04 PM Yoshihiro Shimoda > wrote: > > > From: Geert Uytterhoeven, Sent: Friday, June 26, 2020 7:13 PM > > > On Fri, Jun 26, 2020 at 11:32 AM Yoshihiro Shimoda > > > wrote: > > > > Note that v5.8-rc2 with r8a77951-salvator-xs seems to cause panic from > > > > PCI driver when the system is suspended. So, I disabled the PCI > > > > devices when I tested this patch series. > > > > > > Does this happen with current renesas-devel and renesas_defconfig? > > > (it doesn't for me) > > > > Yes. I enabled PM_DEBUG and E1000E though. > > > > > Do you have any PCIe devices attached? (I haven't) > > > > Yes. (Intel Ethernet card is connected to the PCI slot.) > > > > < my environment > > > - r8a77961-salvator-xs > > - renesas-devel-2020-06-26-v5.8-rc2 > > + renesas_defconfig + PM_DEBUG + E1000E > > - initramfs > > Doesn't fail for me on R-Car H3 ES2.0, so it needs the presence of a > PCIe card. Unfortunately I haven't any (added to shopping wishlist). [...] > The failure mode looks like the PCI card is accessed while the PCI host > bridge has been suspended. Does "[PATCH v1] driver core: Fix suspend/resume order issue with deferred probe"[1] help? [1] https://lore.kernel.org/lkml/20200625032430.152447-1-saravanak@google.com/ Gr{oetje,eeting}s, Geert -- Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@linux-m68k.org In personal conversations with technical people, I call myself a hacker. But when I'm talking to journalists I just say "programmer" or something like that. -- Linus Torvalds