From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jyri Sarha Subject: Re: OMAP 4430 SDP: rather sick with recent kernels Date: Wed, 17 Dec 2014 23:08:06 +0200 Message-ID: <5491F0B6.4090904@ti.com> References: <20141217095252.GH11502@n2100.arm.linux.org.uk> <20141217172333.GE23854@atomide.com> <20141217185155.GI11502@n2100.arm.linux.org.uk> Mime-Version: 1.0 Content-Type: text/plain; charset="windows-1252"; format=flowed Content-Transfer-Encoding: 7bit Return-path: Received: from arroyo.ext.ti.com ([192.94.94.40]:46812 "EHLO arroyo.ext.ti.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751155AbaLQVIm (ORCPT ); Wed, 17 Dec 2014 16:08:42 -0500 In-Reply-To: <20141217185155.GI11502@n2100.arm.linux.org.uk> Sender: linux-omap-owner@vger.kernel.org List-Id: linux-omap@vger.kernel.org To: Russell King - ARM Linux , Tony Lindgren Cc: linux-omap@vger.kernel.org, linux-arm-kernel@lists.infradead.org, Tero Kristo , Tomi Valkeinen , Peter Ujfalusi , Nishanth Menon On 12/17/2014 08:51 PM, Russell King - ARM Linux wrote: > On Wed, Dec 17, 2014 at 09:23:33AM -0800, Tony Lindgren wrote: >> Hi, >> >> * Russell King - ARM Linux [141217 01:55]: >>> Tony, >>> >>> As the IOMMU stuff was merged last night, which removed a really quite >>> horrid conflict resolution, I updated my nightly build tree from its >>> previous state last Thursday. >>> >>> Now, SDP4430 seems to be really quite broken. >> >> Sigh, things are just break left and right every merge window :( > > Some of these things were present before the merge window, so they're > less of a concern. The biggest problem though is the ABE ASoC stuff > exploding, which prevents my test system getting anywhere near mounting > its rootfs. > > It's fine in the "combined" case, because we end up totally dead as > far as serial console goes, but the "omap4430" kernel boot test never > ends because the kernel doesn't stop spewing "rcu_sched stall" messages. > I tried booting my 4460 Panda - which is the closest thing to 4430SDP that I've got - on next-20141217, but I could not get it to the point where the omap-abe-twl6040 probed. It probably is the problem you are talking about as the hang does not happen if I disable ASoC ABE all together, right? I'll take a deeper look at it tomorrow, as Peter is not working ATM. Best regards, Jyri From mboxrd@z Thu Jan 1 00:00:00 1970 From: jsarha@ti.com (Jyri Sarha) Date: Wed, 17 Dec 2014 23:08:06 +0200 Subject: OMAP 4430 SDP: rather sick with recent kernels In-Reply-To: <20141217185155.GI11502@n2100.arm.linux.org.uk> References: <20141217095252.GH11502@n2100.arm.linux.org.uk> <20141217172333.GE23854@atomide.com> <20141217185155.GI11502@n2100.arm.linux.org.uk> Message-ID: <5491F0B6.4090904@ti.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org On 12/17/2014 08:51 PM, Russell King - ARM Linux wrote: > On Wed, Dec 17, 2014 at 09:23:33AM -0800, Tony Lindgren wrote: >> Hi, >> >> * Russell King - ARM Linux [141217 01:55]: >>> Tony, >>> >>> As the IOMMU stuff was merged last night, which removed a really quite >>> horrid conflict resolution, I updated my nightly build tree from its >>> previous state last Thursday. >>> >>> Now, SDP4430 seems to be really quite broken. >> >> Sigh, things are just break left and right every merge window :( > > Some of these things were present before the merge window, so they're > less of a concern. The biggest problem though is the ABE ASoC stuff > exploding, which prevents my test system getting anywhere near mounting > its rootfs. > > It's fine in the "combined" case, because we end up totally dead as > far as serial console goes, but the "omap4430" kernel boot test never > ends because the kernel doesn't stop spewing "rcu_sched stall" messages. > I tried booting my 4460 Panda - which is the closest thing to 4430SDP that I've got - on next-20141217, but I could not get it to the point where the omap-abe-twl6040 probed. It probably is the problem you are talking about as the hang does not happen if I disable ASoC ABE all together, right? I'll take a deeper look at it tomorrow, as Peter is not working ATM. Best regards, Jyri