From mboxrd@z Thu Jan 1 00:00:00 1970 From: Kevin Hilman Subject: Re: Hang on Suspend to RAM with 2.6.36-rc4 Date: Wed, 29 Sep 2010 18:24:51 -0700 Message-ID: <871v8cm3a4.fsf@deeprootsystems.com> References: <87r5gwhqsm.fsf@deeprootsystems.com> Mime-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1 Content-Transfer-Encoding: QUOTED-PRINTABLE Return-path: Received: from mail-pz0-f46.google.com ([209.85.210.46]:42456 "EHLO mail-pz0-f46.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751974Ab0I3BYy convert rfc822-to-8bit (ORCPT ); Wed, 29 Sep 2010 21:24:54 -0400 In-Reply-To: (Laine Walker-Avina's message of "Wed, 29 Sep 2010 17:01:30 -0700") Sender: linux-mmc-owner@vger.kernel.org List-Id: linux-mmc@vger.kernel.org To: Laine Walker-Avina Cc: linux-omap@vger.kernel.org, Maxim Levitsky , linux-mmc@vger.kernel.org Laine Walker-Avina writes: > On Wed, Sep 22, 2010 at 3:21 PM, Laine Walker-Avina wrote: >> On Tue, Sep 14, 2010 at 4:02 PM, Kevin Hilman >> wrote: >>> Laine Walker-Avina writes: >>> >>>> I just pulled the latest changes today from the linux-omap git tre= e, >>>> and something appears to have broken suspend to RAM on my OMAP3503 >>>> board. >>> >>> Is this on the master branch? =A0What defconfig? =A0When was this l= ast >>> working for you? =A0-rc3? >> Yes, on the master branch. I'm using my own config. It was working o= n >> 2.6.35 or so. I tried backporting my board patches to 2.6.36 and it >> fails there too now for some reason. It might be the SD card, I'll >> have to find another one and try it out. >>> >>> Looks like you may have your rootfs on MMC. =A0Do you have >>> CONFIG_MMC_UNSAFE_RESUME=3Dy in your .config? >> No [...] > > This appears to be caused by commit 4c2ef25f (mmc: fix all hangs > related to mmc/sd card insert/removal during suspend/resume). Enablin= g > CONFIG_MMC_UNSAFE_RESUME seems to fix it.=20 Good. > Ideally, it would be nice to have the root file-system on a mmc > regardless of whether or not it's removable or not. You'll have to take that one up with the MMC core. I'm sure they would welcome patches to fix it. ;) Kevin