Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756683Ab2JZRPV (ORCPT ); Fri, 26 Oct 2012 13:15:21 -0400 Received: from g4t0014.houston.hp.com ([15.201.24.17]:32848 "EHLO g4t0014.houston.hp.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755641Ab2JZRPT (ORCPT ); Fri, 26 Oct 2012 13:15:19 -0400 Message-ID: <1351271717.4013.39.camel@lorien2> Subject: Re: [PATCH RFT linux-next] frv: dma-mapping: support debug_dma_mapping_error From: Shuah Khan Reply-To: shuah.khan@hp.com To: dhowells@redhat.com Cc: LKML , shuahkhan@gmail.com Date: Fri, 26 Oct 2012 11:15:17 -0600 In-Reply-To: <1351270093.4013.29.camel@lorien2> References: <1351270093.4013.29.camel@lorien2> Organization: ISS-Linux Content-Type: text/plain; charset="UTF-8" X-Mailer: Evolution 3.2.3-0ubuntu6 Content-Transfer-Encoding: 7bit Mime-Version: 1.0 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1610 Lines: 47 On Fri, 2012-10-26 at 10:48 -0600, Shuah Khan wrote: > Add support for debug_dma_mapping_error() call to avoid warning from > debug_dma_unmap() interface when it checks for mapping error checked > status. Without this patch, device driver failed to check map error > warning is generated. > > Signed-off-by: Shuah Khan Please ignore this patch if frv doesn't use dma_map_page() and dma_map_single() from arch/mips/include/asm/dma-mapping. frv defines dma_map_page() and dma_map_single() in arch/frv/mb93090-mb00/pci-dma.c and arch/frv/mb93090-mb00/pci-dma-nommu.c -- Shuah > --- > arch/frv/include/asm/dma-mapping.h | 2 ++ > 1 file changed, 2 insertions(+) > > diff --git a/arch/frv/include/asm/dma-mapping.h b/arch/frv/include/asm/dma-mapping.h > index dfb8110..d8a8aac 100644 > --- a/arch/frv/include/asm/dma-mapping.h > +++ b/arch/frv/include/asm/dma-mapping.h > @@ -6,6 +6,7 @@ > #include > #include > #include > +#include > > /* > * See Documentation/DMA-API.txt for the description of how the > @@ -97,6 +98,7 @@ void dma_sync_sg_for_device(struct device *dev, struct scatterlist *sg, int nele > static inline > int dma_mapping_error(struct device *dev, dma_addr_t dma_addr) > { > + debug_dma_mapping_error(dev, dma_addr); > return 0; > } > -- 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/