From mboxrd@z Thu Jan 1 00:00:00 1970 From: Glauber Costa Subject: [PATCH 05/28] x86: use sg_phys in x86_64 Date: Tue, 8 Apr 2008 13:20:47 -0300 Message-ID: <12076717023182-git-send-email-gcosta@redhat.com> References: <12076716702129-git-send-email-gcosta@redhat.com> Cc: akpm@linux-foundation.org, glommer@gmail.com, mingo@elte.hu, tglx@linutronix.de, kvm-devel@lists.sourceforge.net, amit.shah@qumranet.com, avi@qumranet.com, Glauber Costa To: linux-kernel@vger.kernel.org Return-path: In-Reply-To: <12076716702129-git-send-email-gcosta@redhat.com> Sender: linux-kernel-owner@vger.kernel.org List-Id: kvm.vger.kernel.org To make the code usable in i386, where we have high memory mappings, we drop te virt_to_bus(sg_virt()) construction in favour of sg_phys. Signed-off-by: Glauber Costa --- arch/x86/kernel/pci-nommu_64.c | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-) diff --git a/arch/x86/kernel/pci-nommu_64.c b/arch/x86/kernel/pci-nommu_64.c index 1da9cf9..c6901e7 100644 --- a/arch/x86/kernel/pci-nommu_64.c +++ b/arch/x86/kernel/pci-nommu_64.c @@ -60,7 +60,7 @@ static int nommu_map_sg(struct device *hwdev, struct scatterlist *sg, for_each_sg(sg, s, nents, i) { BUG_ON(!sg_page(s)); - s->dma_address = virt_to_bus(sg_virt(s)); + s->dma_address = sg_phys(s); if (!check_addr("map_sg", hwdev, s->dma_address, s->length)) return 0; s->dma_length = s->length; -- 1.5.0.6