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=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,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 F1C95C433E0 for ; Thu, 2 Jul 2020 19:12:46 +0000 (UTC) Received: from merlin.infradead.org (merlin.infradead.org [205.233.59.134]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id B850620737 for ; Thu, 2 Jul 2020 19:12:46 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="KcJ4aXXr" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org B850620737 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=atomide.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=merlin.20170209; h=Sender:Content-Transfer-Encoding: Content-Type:Cc:List-Subscribe:List-Help:List-Post:List-Archive: List-Unsubscribe:List-Id:In-Reply-To:MIME-Version:References:Message-ID: Subject:To:From:Date:Reply-To:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=Cd/BqWkUKx1nSfZMnTbMEJpeFo/gaeOXoYOEXtZP/ds=; b=KcJ4aXXrLSjrFrfagC6emEF2P Mu+mDN2l70sMpJKuh1yqkwOJnBxppgREx2RPbQ+tV+V10CkldXd9Zgi9FElVRWQp+pboNIIOZdkNO YiMqmUhZ8aLi903b500KU5zWjKHzxCZ6oNZsjxkXAfv+FcK3q78BpzGxWjpHgUrwMfxDunGip5VMg apQkR4Rtx5G/6JtNE2CQl8LrI1tsDE9sHzEUk1gvRvbwjtvhPMoWaZSAQckvd8zZwyn+uTy/Gryky xOTZBurkjkwjDOABJvxfwojyUEDwvPgjCQaYp451XOK/F/D96whghTIeGjil8KaVM9XvPHQgEj22g RIw8Jv5/g==; Received: from localhost ([::1] helo=merlin.infradead.org) by merlin.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1jr4cE-00078y-QV; Thu, 02 Jul 2020 19:11:22 +0000 Received: from muru.com ([72.249.23.125]) by merlin.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1jr4cD-00078W-AR for linux-arm-kernel@lists.infradead.org; Thu, 02 Jul 2020 19:11:21 +0000 Received: from atomide.com (localhost [127.0.0.1]) by muru.com (Postfix) with ESMTPS id 7543A8062; Thu, 2 Jul 2020 19:12:13 +0000 (UTC) Date: Thu, 2 Jul 2020 12:11:18 -0700 From: Tony Lindgren To: Suman Anna Subject: Re: [PATCH 1/2] bus: ti-sysc: Fix wakeirq sleeping function called from invalid context Message-ID: <20200702191118.GP37466@atomide.com> References: <20200702174929.26506-1-tony@atomide.com> <434eff2e-bc7f-84ee-0980-769915cefffb@ti.com> <20200702190249.GO37466@atomide.com> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20200702190249.GO37466@atomide.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200702_151121_510534_0671F827 X-CRM114-Status: GOOD ( 12.53 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Nishanth Menon , Tero Kristo , Grygorii Strashko , Dave Gerlach , Greg Kroah-Hartman , linux-kernel@vger.kernel.org, "Andrew F . Davis" , Peter Ujfalusi , Faiz Abbas , Keerthy , linux-omap@vger.kernel.org, linux-arm-kernel@lists.infradead.org, Roger Quadros Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org * Tony Lindgren [200702 19:03]: > * Suman Anna [200702 18:01]: > > Hi Tony, > > > > On 7/2/20 12:49 PM, Tony Lindgren wrote: > > > With CONFIG_DEBUG_ATOMIC_SLEEP enabled we can see the following with > > > wakeirqs and serial console idled: > > > > Which devices are these? I have one patch from Tero fixing similar errors in > > OMAP IOMMU driver. Will post that either today or tomorrow. > > I noticed this testing Andy Schevchenko's pending generic serial PM > patches. It happens on any omap variant with kernel serial console > detached and uart idled. Then just wait for the autosuspend timeout > to expire and type a character on the serial console :) And BTW, Andy's series involves the removal of pm_runtime_irq_safe() from the serial drivers that we still have. So this won't trigger currently with the uart. But the issue could trigger with other drivers though. Regards, Tony _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel