Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1768552Ab2KORe5 (ORCPT ); Thu, 15 Nov 2012 12:34:57 -0500 Received: from g4t0017.houston.hp.com ([15.201.24.20]:12705 "EHLO g4t0017.houston.hp.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2992479Ab2KORe4 (ORCPT ); Thu, 15 Nov 2012 12:34:56 -0500 Message-ID: <1353000891.2532.22.camel@lorien2> Subject: Re: [PATCH v2 linux-next] microblaze: dma-mapping: support debug_dma_mapping_error From: Shuah Khan Reply-To: shuah.khan@hp.com To: monstr@monstr.eu, Marek Szyprowski Cc: kyungmin.park@samsung.com, m.szyprowski@samsung.com, arnd@arndb.de, andrzej.p@samsung.com, microblaze-uclinux@itee.uq.edu.au, LKML , shuahkhan@gmail.com Date: Thu, 15 Nov 2012 10:34:51 -0700 In-Reply-To: <1351266812.4013.8.camel@lorien2> References: <1351207747.6851.15.camel@lorien2> <508A49D3.2080303@monstr.eu> <1351263531.2712.3.camel@lorien2> <1351266812.4013.8.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: 1371 Lines: 39 On Fri, 2012-10-26 at 09:53 -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 > Acked-by: Michal Simek Marek, This is for microblaze to go through your tree. Thanks, -- Shuah > --- > arch/microblaze/include/asm/dma-mapping.h | 2 ++ > 1 file changed, 2 insertions(+) > > diff --git a/arch/microblaze/include/asm/dma-mapping.h b/arch/microblaze/include/asm/dma-mapping.h > index 01d2282..46460f1 100644 > --- a/arch/microblaze/include/asm/dma-mapping.h > +++ b/arch/microblaze/include/asm/dma-mapping.h > @@ -114,6 +114,8 @@ static inline void __dma_sync(unsigned long paddr, > static inline int dma_mapping_error(struct device *dev, dma_addr_t dma_addr) > { > struct dma_map_ops *ops = get_dma_ops(dev); > + > + debug_dma_mapping_error(dev, dma_addr); > if (ops->mapping_error) > return ops->mapping_error(dev, dma_addr); > -- 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/