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=0.5 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_PASS, UNWANTED_LANGUAGE_BODY,URIBL_BLOCKED,USER_AGENT_MUTT autolearn=ham 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 7F41BC04EB9 for ; Thu, 6 Dec 2018 01:31:22 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (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 45D3B20892 for ; Thu, 6 Dec 2018 01:31:22 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="utymtGvk" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 45D3B20892 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+infradead-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=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:Cc:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version: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:In-Reply-To:References: List-Owner; bh=f7Hi01e9I8IQsUs+aaobG+GQu3SWW3afqJcuLZT8b/M=; b=utymtGvkR7+nFO MxPpfVF6NYgvNPQdLn4sagNKcMjeuUJ+pBCM2UOvPTb5ZSvHZkOnm/nicFFrkY/XqGOrOHl2OvDHP cX9ec3e8LtyblMheRsmFHy+Lur7jAOCnwNOJwALZG/1YnyA3aTrg/VuA34TmHZmIhvJlgczbcOsG4 tqE4zLNOG8RlDxwWS+o3n44YcznC5qkrdnpWHDVjIr54g+pkIPddjMnf9RqAueG3LhnJPDiKG6qNc A64HL8LVz8qJCE1zbOsoJHzzm2HX/Zb9QenlO/k6C5TutiVcTqQkiyhOieOizEMSHACxt0aOYHzzH X86crM3M7ZONRm73lKVw==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.90_1 #2 (Red Hat Linux)) id 1gUiVc-0001zI-NY; Thu, 06 Dec 2018 01:31:20 +0000 Received: from muru.com ([72.249.23.125]) by bombadil.infradead.org with esmtp (Exim 4.90_1 #2 (Red Hat Linux)) id 1gUiVS-0001ni-Cq for linux-arm-kernel@lists.infradead.org; Thu, 06 Dec 2018 01:31:12 +0000 Received: from atomide.com (localhost [127.0.0.1]) by muru.com (Postfix) with ESMTPS id 0ECF0803A; Thu, 6 Dec 2018 01:30:59 +0000 (UTC) Date: Wed, 5 Dec 2018 17:30:54 -0800 From: Tony Lindgren To: Tony Battersby , Andrew Morton , Stephen Rothwell Subject: dmapool regression in next Message-ID: <20181206013054.GI6707@atomide.com> MIME-Version: 1.0 Content-Disposition: inline User-Agent: Mutt/1.10.1 (2018-07-13) X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20181205_173110_600516_C652A17D X-CRM114-Status: UNSURE ( 6.37 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: John Garry , Russell King - ARM Linux , linux-kernel@vger.kernel.org, Andy Shevchenko , linux-omap@vger.kernel.org, Christoph Hellwig , linux-arm-kernel@lists.infradead.org, Marek Szyprowski Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org Hi, Looks like with commit 26abe88e830d ("mm/dmapool.c: improve scalability of dma_pool_free()") I'm now getting spammed with lots of "(bad vaddr)" on at least omap4 pandaboard, see below. Any ideas what might be going wrong? Regards, Tony 8< --------------------- omap-dma-engine 4a056000.dma-controller: dma_pool_free 4a056000.dma-controller, (ptrval) (bad vaddr)/0xbe800000 omap-dma-engine 4a056000.dma-controller: dma_pool_free 4a056000.dma-controller, (ptrval) (bad vaddr)/0xbe80001c omap-dma-engine 4a056000.dma-controller: dma_pool_free 4a056000.dma-controller, (ptrval) (bad vaddr)/0xbe800038 ... _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel