From mboxrd@z Thu Jan 1 00:00:00 1970 From: Tony Lindgren Subject: Re: OMAP 4430 SDP: rather sick with recent kernels Date: Wed, 17 Dec 2014 12:44:07 -0800 Message-ID: <20141217204407.GG23854@atomide.com> References: <20141217095252.GH11502@n2100.arm.linux.org.uk> <20141217172333.GE23854@atomide.com> <20141217185155.GI11502@n2100.arm.linux.org.uk> <20141217190904.GF23854@atomide.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Received: from mho-03-ewr.mailhop.org ([204.13.248.66]:35949 "EHLO mho-01-ewr.mailhop.org" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1751030AbaLQUrF (ORCPT ); Wed, 17 Dec 2014 15:47:05 -0500 Content-Disposition: inline In-Reply-To: <20141217190904.GF23854@atomide.com> Sender: linux-omap-owner@vger.kernel.org List-Id: linux-omap@vger.kernel.org To: Russell King - ARM Linux Cc: linux-omap@vger.kernel.org, linux-arm-kernel@lists.infradead.org, Tero Kristo , Tomi Valkeinen , Joel Fernandes , Peter Ujfalusi , Jyri Sarha , Nishanth Menon * Tony Lindgren [141217 11:14]: > > Also, in your 3430-LDP logs, the DMA setup_irq related "In-band Error" > is a mystery. I'm not seeing that with omap2plus_defconfig, but can > reproduce it here with your LDP .config file. Got any ideas on that one? Hmm it looks like that's some CONFIG_PREEMPT related regression.. Disablig CONFIG_PREEMPT makes it go away. Regards, Tony From mboxrd@z Thu Jan 1 00:00:00 1970 From: tony@atomide.com (Tony Lindgren) Date: Wed, 17 Dec 2014 12:44:07 -0800 Subject: OMAP 4430 SDP: rather sick with recent kernels In-Reply-To: <20141217190904.GF23854@atomide.com> References: <20141217095252.GH11502@n2100.arm.linux.org.uk> <20141217172333.GE23854@atomide.com> <20141217185155.GI11502@n2100.arm.linux.org.uk> <20141217190904.GF23854@atomide.com> Message-ID: <20141217204407.GG23854@atomide.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org * Tony Lindgren [141217 11:14]: > > Also, in your 3430-LDP logs, the DMA setup_irq related "In-band Error" > is a mystery. I'm not seeing that with omap2plus_defconfig, but can > reproduce it here with your LDP .config file. Got any ideas on that one? Hmm it looks like that's some CONFIG_PREEMPT related regression.. Disablig CONFIG_PREEMPT makes it go away. Regards, Tony