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=-18.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER, INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED, USER_AGENT_GIT autolearn=unavailable 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 2E57FC25AEB for ; Thu, 29 Jul 2021 20:16:23 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 1C41060F42 for ; Thu, 29 Jul 2021 20:16:23 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233071AbhG2UQY (ORCPT ); Thu, 29 Jul 2021 16:16:24 -0400 Received: from ale.deltatee.com ([204.191.154.188]:59442 "EHLO ale.deltatee.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233216AbhG2UQJ (ORCPT ); Thu, 29 Jul 2021 16:16:09 -0400 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=deltatee.com; s=20200525; h=Subject:MIME-Version:References:In-Reply-To: Message-Id:Date:Cc:To:From:content-disposition; bh=vIIfMW9o269S9AHsb2MNe2Vf6XnVZ9UtVyZ/8uq4vWQ=; b=pvcMAeHtGOhCkwJfMz++0wQ5Uw Y3kwQ4dlzAQ+6ZrifXAoDgEfkkesRB/JLsZCpDcuJ/7TB05/eRsnQwojqMd71nqPfSCYoE6zcv6TG Ll8zh3Q/kj40gKF6yXcKtURjOqLKFnjFg0Z/xohKx5fQpGyM0p58StsdQP2UwaUZ4CIMmCF/sWkVb 33uTQDeU8Mx9R+kpJM6drAJ7pZtr3DEtW0i5jnaOLUO0S8G3mkrqGvX1djm0eCwFQ4EElBCMQ2xoz pF234qIFdoZ1yc334c1G/lSjmZ4GYHDyHRq5qoXDZSUPeBQi3c+TOCarI729wL095AwRs2nkKyqqR nYu7j3qQ==; Received: from cgy1-donard.priv.deltatee.com ([172.16.1.31]) by ale.deltatee.com with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1m9CRj-0008VO-Od; Thu, 29 Jul 2021 14:16:01 -0600 Received: from gunthorp by cgy1-donard.priv.deltatee.com with local (Exim 4.92) (envelope-from ) id 1m9CRU-0001Tk-AT; Thu, 29 Jul 2021 14:15:44 -0600 From: Logan Gunthorpe To: linux-kernel@vger.kernel.org, linux-alpha@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-ia64@vger.kernel.org, linux-mips@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, linux-s390@vger.kernel.org, sparclinux@vger.kernel.org, iommu@lists.linux-foundation.org, linux-parisc@vger.kernel.org, xen-devel@lists.xenproject.org Cc: Christoph Hellwig , Marek Szyprowski , Robin Murphy , Stephen Bates , Martin Oliveira , Logan Gunthorpe , Russell King , Thomas Bogendoerfer Date: Thu, 29 Jul 2021 14:15:25 -0600 Message-Id: <20210729201539.5602-8-logang@deltatee.com> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20210729201539.5602-1-logang@deltatee.com> References: <20210729201539.5602-1-logang@deltatee.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-SA-Exim-Connect-IP: 172.16.1.31 X-SA-Exim-Rcpt-To: linux-arm-kernel@lists.infradead.org, linuxppc-dev@lists.ozlabs.org, iommu@lists.linux-foundation.org, linux-kernel@vger.kernel.org, linux-alpha@vger.kernel.org, linux-ia64@vger.kernel.org, linux-mips@vger.kernel.org, linux-s390@vger.kernel.org, sparclinux@vger.kernel.org, linux-parisc@vger.kernel.org, xen-devel@lists.xenproject.org, hch@lst.de, m.szyprowski@samsung.com, robin.murphy@arm.com, sbates@raithlin.com, martin.oliveira@eideticom.com, logang@deltatee.com, linux@armlinux.org.uk, tsbogend@alpha.franken.de X-SA-Exim-Mail-From: gunthorp@deltatee.com Subject: [PATCH v3 07/21] ARM/dma-mapping: don't set failed sg dma_address to DMA_MAPPING_ERROR X-SA-Exim-Version: 4.2.1 (built Wed, 08 May 2019 21:11:16 +0000) X-SA-Exim-Scanned: Yes (on ale.deltatee.com) Precedence: bulk List-ID: X-Mailing-List: linux-parisc@vger.kernel.org Setting the ->dma_address to DMA_MAPPING_ERROR is not part of the ->map_sg calling convention, so remove it. Link: https://lore.kernel.org/linux-mips/20210716063241.GC13345@lst.de/ Suggested-by: Christoph Hellwig Signed-off-by: Logan Gunthorpe Cc: Russell King Cc: Thomas Bogendoerfer --- arch/arm/mm/dma-mapping.c | 1 - 1 file changed, 1 deletion(-) diff --git a/arch/arm/mm/dma-mapping.c b/arch/arm/mm/dma-mapping.c index 113b9cb3701b..4b61541853ea 100644 --- a/arch/arm/mm/dma-mapping.c +++ b/arch/arm/mm/dma-mapping.c @@ -1632,7 +1632,6 @@ static int __iommu_map_sg(struct device *dev, struct scatterlist *sg, int nents, for (i = 1; i < nents; i++) { s = sg_next(s); - s->dma_address = DMA_MAPPING_ERROR; s->dma_length = 0; if (s->offset || (size & ~PAGE_MASK) || size + s->length > max) { -- 2.20.1 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=-16.6 required=3.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=unavailable 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 31175C4338F for ; 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Received: from cgy1-donard.priv.deltatee.com ([172.16.1.31]) by ale.deltatee.com with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1m9CRj-0008VO-Od; Thu, 29 Jul 2021 14:16:01 -0600 Received: from gunthorp by cgy1-donard.priv.deltatee.com with local (Exim 4.92) (envelope-from ) id 1m9CRU-0001Tk-AT; Thu, 29 Jul 2021 14:15:44 -0600 From: Logan Gunthorpe To: linux-kernel@vger.kernel.org, linux-alpha@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-ia64@vger.kernel.org, linux-mips@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, linux-s390@vger.kernel.org, sparclinux@vger.kernel.org, iommu@lists.linux-foundation.org, linux-parisc@vger.kernel.org, xen-devel@lists.xenproject.org Date: Thu, 29 Jul 2021 14:15:25 -0600 Message-Id: <20210729201539.5602-8-logang@deltatee.com> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20210729201539.5602-1-logang@deltatee.com> References: <20210729201539.5602-1-logang@deltatee.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-SA-Exim-Connect-IP: 172.16.1.31 X-SA-Exim-Rcpt-To: linux-arm-kernel@lists.infradead.org, linuxppc-dev@lists.ozlabs.org, iommu@lists.linux-foundation.org, linux-kernel@vger.kernel.org, linux-alpha@vger.kernel.org, linux-ia64@vger.kernel.org, linux-mips@vger.kernel.org, linux-s390@vger.kernel.org, sparclinux@vger.kernel.org, linux-parisc@vger.kernel.org, xen-devel@lists.xenproject.org, hch@lst.de, m.szyprowski@samsung.com, robin.murphy@arm.com, sbates@raithlin.com, martin.oliveira@eideticom.com, logang@deltatee.com, linux@armlinux.org.uk, tsbogend@alpha.franken.de X-SA-Exim-Mail-From: gunthorp@deltatee.com Subject: [PATCH v3 07/21] ARM/dma-mapping: don't set failed sg dma_address to DMA_MAPPING_ERROR X-SA-Exim-Version: 4.2.1 (built Wed, 08 May 2019 21:11:16 +0000) X-SA-Exim-Scanned: Yes (on ale.deltatee.com) X-BeenThere: linuxppc-dev@lists.ozlabs.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Thomas Bogendoerfer , Robin Murphy , Martin Oliveira , Stephen Bates , Russell King , Logan Gunthorpe , Christoph Hellwig , Marek Szyprowski Errors-To: linuxppc-dev-bounces+linuxppc-dev=archiver.kernel.org@lists.ozlabs.org Sender: "Linuxppc-dev" Setting the ->dma_address to DMA_MAPPING_ERROR is not part of the ->map_sg calling convention, so remove it. Link: https://lore.kernel.org/linux-mips/20210716063241.GC13345@lst.de/ Suggested-by: Christoph Hellwig Signed-off-by: Logan Gunthorpe Cc: Russell King Cc: Thomas Bogendoerfer --- arch/arm/mm/dma-mapping.c | 1 - 1 file changed, 1 deletion(-) diff --git a/arch/arm/mm/dma-mapping.c b/arch/arm/mm/dma-mapping.c index 113b9cb3701b..4b61541853ea 100644 --- a/arch/arm/mm/dma-mapping.c +++ b/arch/arm/mm/dma-mapping.c @@ -1632,7 +1632,6 @@ static int __iommu_map_sg(struct device *dev, struct scatterlist *sg, int nents, for (i = 1; i < nents; i++) { s = sg_next(s); - s->dma_address = DMA_MAPPING_ERROR; s->dma_length = 0; if (s->offset || (size & ~PAGE_MASK) || size + s->length > max) { -- 2.20.1 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=-16.6 required=3.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT 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 742E1C25AF0 for ; 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charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: iommu-bounces@lists.linux-foundation.org Sender: "iommu" Setting the ->dma_address to DMA_MAPPING_ERROR is not part of the ->map_sg calling convention, so remove it. Link: https://lore.kernel.org/linux-mips/20210716063241.GC13345@lst.de/ Suggested-by: Christoph Hellwig Signed-off-by: Logan Gunthorpe Cc: Russell King Cc: Thomas Bogendoerfer --- arch/arm/mm/dma-mapping.c | 1 - 1 file changed, 1 deletion(-) diff --git a/arch/arm/mm/dma-mapping.c b/arch/arm/mm/dma-mapping.c index 113b9cb3701b..4b61541853ea 100644 --- a/arch/arm/mm/dma-mapping.c +++ b/arch/arm/mm/dma-mapping.c @@ -1632,7 +1632,6 @@ static int __iommu_map_sg(struct device *dev, struct scatterlist *sg, int nents, for (i = 1; i < nents; i++) { s = sg_next(s); - s->dma_address = DMA_MAPPING_ERROR; s->dma_length = 0; if (s->offset || (size & ~PAGE_MASK) || size + s->length > max) { -- 2.20.1 _______________________________________________ iommu mailing list iommu@lists.linux-foundation.org https://lists.linuxfoundation.org/mailman/listinfo/iommu 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=-17.5 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER, INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED, USER_AGENT_GIT 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 78570C4338F for ; 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b=pvcMAeHtGOhCkwJfMz++0wQ5Uw Y3kwQ4dlzAQ+6ZrifXAoDgEfkkesRB/JLsZCpDcuJ/7TB05/eRsnQwojqMd71nqPfSCYoE6zcv6TG Ll8zh3Q/kj40gKF6yXcKtURjOqLKFnjFg0Z/xohKx5fQpGyM0p58StsdQP2UwaUZ4CIMmCF/sWkVb 33uTQDeU8Mx9R+kpJM6drAJ7pZtr3DEtW0i5jnaOLUO0S8G3mkrqGvX1djm0eCwFQ4EElBCMQ2xoz pF234qIFdoZ1yc334c1G/lSjmZ4GYHDyHRq5qoXDZSUPeBQi3c+TOCarI729wL095AwRs2nkKyqqR nYu7j3qQ==; Received: from cgy1-donard.priv.deltatee.com ([172.16.1.31]) by ale.deltatee.com with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1m9CRj-0008VO-Od; Thu, 29 Jul 2021 14:16:01 -0600 Received: from gunthorp by cgy1-donard.priv.deltatee.com with local (Exim 4.92) (envelope-from ) id 1m9CRU-0001Tk-AT; Thu, 29 Jul 2021 14:15:44 -0600 From: Logan Gunthorpe To: linux-kernel@vger.kernel.org, linux-alpha@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-ia64@vger.kernel.org, linux-mips@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, linux-s390@vger.kernel.org, sparclinux@vger.kernel.org, iommu@lists.linux-foundation.org, linux-parisc@vger.kernel.org, xen-devel@lists.xenproject.org Cc: Christoph Hellwig , Marek Szyprowski , Robin Murphy , Stephen Bates , Martin Oliveira , Logan Gunthorpe , Russell King , Thomas Bogendoerfer Date: Thu, 29 Jul 2021 14:15:25 -0600 Message-Id: <20210729201539.5602-8-logang@deltatee.com> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20210729201539.5602-1-logang@deltatee.com> References: <20210729201539.5602-1-logang@deltatee.com> MIME-Version: 1.0 X-SA-Exim-Connect-IP: 172.16.1.31 X-SA-Exim-Rcpt-To: linux-arm-kernel@lists.infradead.org, linuxppc-dev@lists.ozlabs.org, iommu@lists.linux-foundation.org, linux-kernel@vger.kernel.org, linux-alpha@vger.kernel.org, linux-ia64@vger.kernel.org, linux-mips@vger.kernel.org, linux-s390@vger.kernel.org, sparclinux@vger.kernel.org, linux-parisc@vger.kernel.org, xen-devel@lists.xenproject.org, hch@lst.de, m.szyprowski@samsung.com, robin.murphy@arm.com, sbates@raithlin.com, martin.oliveira@eideticom.com, logang@deltatee.com, linux@armlinux.org.uk, tsbogend@alpha.franken.de X-SA-Exim-Mail-From: gunthorp@deltatee.com Subject: [PATCH v3 07/21] ARM/dma-mapping: don't set failed sg dma_address to DMA_MAPPING_ERROR X-SA-Exim-Version: 4.2.1 (built Wed, 08 May 2019 21:11:16 +0000) X-SA-Exim-Scanned: Yes (on ale.deltatee.com) X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20210729_131601_955361_6155026F X-CRM114-Status: GOOD ( 12.86 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , 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 Setting the ->dma_address to DMA_MAPPING_ERROR is not part of the ->map_sg calling convention, so remove it. Link: https://lore.kernel.org/linux-mips/20210716063241.GC13345@lst.de/ Suggested-by: Christoph Hellwig Signed-off-by: Logan Gunthorpe Cc: Russell King Cc: Thomas Bogendoerfer --- arch/arm/mm/dma-mapping.c | 1 - 1 file changed, 1 deletion(-) diff --git a/arch/arm/mm/dma-mapping.c b/arch/arm/mm/dma-mapping.c index 113b9cb3701b..4b61541853ea 100644 --- a/arch/arm/mm/dma-mapping.c +++ b/arch/arm/mm/dma-mapping.c @@ -1632,7 +1632,6 @@ static int __iommu_map_sg(struct device *dev, struct scatterlist *sg, int nents, for (i = 1; i < nents; i++) { s = sg_next(s); - s->dma_address = DMA_MAPPING_ERROR; s->dma_length = 0; if (s->offset || (size & ~PAGE_MASK) || size + s->length > max) { -- 2.20.1 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel From mboxrd@z Thu Jan 1 00:00:00 1970 From: Logan Gunthorpe Date: Thu, 29 Jul 2021 20:15:25 +0000 Subject: [PATCH v3 07/21] ARM/dma-mapping: don't set failed sg dma_address to DMA_MAPPING_ERROR Message-Id: <20210729201539.5602-8-logang@deltatee.com> List-Id: References: <20210729201539.5602-1-logang@deltatee.com> In-Reply-To: <20210729201539.5602-1-logang@deltatee.com> MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: linux-kernel@vger.kernel.org, linux-alpha@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-ia64@vger.kernel.org, linux-mips@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, linux-s390@vger.kernel.org, sparclinux@vger.kernel.org, iommu@lists.linux-foundation.org, linux-parisc@vger.kernel.org, xen-devel@lists.xenproject.org Cc: Christoph Hellwig , Marek Szyprowski , Robin Murphy , Stephen Bates , Martin Oliveira , Logan Gunthorpe , Russell King , Thomas Bogendoerfer Setting the ->dma_address to DMA_MAPPING_ERROR is not part of the ->map_sg calling convention, so remove it. Link: https://lore.kernel.org/linux-mips/20210716063241.GC13345@lst.de/ Suggested-by: Christoph Hellwig Signed-off-by: Logan Gunthorpe Cc: Russell King Cc: Thomas Bogendoerfer --- arch/arm/mm/dma-mapping.c | 1 - 1 file changed, 1 deletion(-) diff --git a/arch/arm/mm/dma-mapping.c b/arch/arm/mm/dma-mapping.c index 113b9cb3701b..4b61541853ea 100644 --- a/arch/arm/mm/dma-mapping.c +++ b/arch/arm/mm/dma-mapping.c @@ -1632,7 +1632,6 @@ static int __iommu_map_sg(struct device *dev, struct scatterlist *sg, int nents, for (i = 1; i < nents; i++) { s = sg_next(s); - s->dma_address = DMA_MAPPING_ERROR; s->dma_length = 0; if (s->offset || (size & ~PAGE_MASK) || size + s->length > max) { -- 2.20.1 From mboxrd@z Thu Jan 1 00:00:00 1970 From: Logan Gunthorpe Subject: [PATCH v3 07/21] ARM/dma-mapping: don't set failed sg dma_address to DMA_MAPPING_ERROR Date: Thu, 29 Jul 2021 14:15:25 -0600 Message-ID: <20210729201539.5602-8-logang@deltatee.com> References: <20210729201539.5602-1-logang@deltatee.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=deltatee.com; s=20200525; h=Subject:MIME-Version:References:In-Reply-To: Message-Id:Date:Cc:To:From:content-disposition; bh=vIIfMW9o269S9AHsb2MNe2Vf6XnVZ9UtVyZ/8uq4vWQ=; b=pvcMAeHtGOhCkwJfMz++0wQ5Uw Y3kwQ4dlzAQ+6ZrifXAoDgEfkkesRB/JLsZCpDcuJ/7TB05/eRsnQwojqMd71nqPfSCYoE6zcv6TG Ll8zh3Q/kj40gKF6yXcKtURjOqLKFnjFg0Z/xohKx5fQpGyM0p58StsdQP2UwaUZ4CIMmCF/sWkVb 33uTQDeU8Mx9R+kpJM6drAJ7pZtr3DEtW0i5jnaOLUO0S8G3mkrqGvX1djm0eCwFQ4EElBCMQ2xoz pF234qIFdoZ1yc334c1G/lSjmZ4GYHDyHRq5qoXDZSUPeBQi3c+TOCarI729wL095AwRs2nkKyqqR nYu7j3qQ==; In-Reply-To: <20210729201539.5602-1-logang-OTvnGxWRz7hWk0Htik3J/w@public.gmane.org> List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: iommu-bounces-cunTk1MwBs9QetFLy7KEm3xJsTq8ys+cHZ5vskTnxNA@public.gmane.org Sender: "iommu" To: linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-alpha-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org, linux-ia64-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-mips-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linuxppc-dev-uLR06cmDAlY/bJ5BZ2RsiQ@public.gmane.org, linux-s390-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, sparclinux-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, iommu-cunTk1MwBs9QetFLy7KEm3xJsTq8ys+cHZ5vskTnxNA@public.gmane.org, linux-parisc-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, xen-devel-GuqFBffKawtpuQazS67q72D2FQJk+8+b@public.gmane.org Cc: Thomas Bogendoerfer , Robin Murphy , Martin Oliveira , Stephen Bates , Russell King , Logan Gunthorpe , Christoph Hellwig Setting the ->dma_address to DMA_MAPPING_ERROR is not part of the ->map_sg calling convention, so remove it. Link: https://lore.kernel.org/linux-mips/20210716063241.GC13345-jcswGhMUV9g@public.gmane.org/ Suggested-by: Christoph Hellwig Signed-off-by: Logan Gunthorpe Cc: Russell King Cc: Thomas Bogendoerfer --- arch/arm/mm/dma-mapping.c | 1 - 1 file changed, 1 deletion(-) diff --git a/arch/arm/mm/dma-mapping.c b/arch/arm/mm/dma-mapping.c index 113b9cb3701b..4b61541853ea 100644 --- a/arch/arm/mm/dma-mapping.c +++ b/arch/arm/mm/dma-mapping.c @@ -1632,7 +1632,6 @@ static int __iommu_map_sg(struct device *dev, struct scatterlist *sg, int nents, for (i = 1; i < nents; i++) { s = sg_next(s); - s->dma_address = DMA_MAPPING_ERROR; s->dma_length = 0; if (s->offset || (size & ~PAGE_MASK) || size + s->length > max) { -- 2.20.1