Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755821AbaBROY4 (ORCPT ); Tue, 18 Feb 2014 09:24:56 -0500 Received: from mail-oa0-f48.google.com ([209.85.219.48]:38051 "EHLO mail-oa0-f48.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755441AbaBROYz (ORCPT ); Tue, 18 Feb 2014 09:24:55 -0500 MIME-Version: 1.0 In-Reply-To: <87zjlpcecu.fsf@redhat.com> References: <87zjlpcecu.fsf@redhat.com> Date: Tue, 18 Feb 2014 09:24:54 -0500 X-Google-Sender-Auth: Qt5qh8uaooptKOnBsntzm19UB2Q Message-ID: Subject: Re: WARNING: CPU: 0 PID: 0 at lib/dma-debug.c:491 From: Josh Boyer To: Madper Xie Cc: "linux-kernel@vger.kernel.org" Content-Type: text/plain; charset=ISO-8859-1 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Mon, Feb 17, 2014 at 10:02 PM, Madper Xie wrote: > Howdy all, > Meet following warning and call trace: > > [307001.720980] ------------[ cut here ]------------ > [307001.720994] WARNING: CPU: 0 PID: 0 at lib/dma-debug.c:491 add_dma_entry+0x127/0x130() > [307001.720996] DMA-API: exceeded 7 overlapping mappings of pfn 1932f8 This should be fixed by this patch: http://marc.info/?l=linux-kernel&m=139233546223338&w=2 josh -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/