From mboxrd@z Thu Jan 1 00:00:00 1970 From: Glauber Costa Subject: [PATCH 25/28] x86: remove kludge from x86_64 Date: Tue, 8 Apr 2008 13:21:07 -0300 Message-ID: <12076718311113-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 The claim is that i386 does it. Just it does not. So remove it. Signed-off-by: Glauber Costa --- arch/x86/kernel/pci-dma_64.c | 4 ---- 1 files changed, 0 insertions(+), 4 deletions(-) diff --git a/arch/x86/kernel/pci-dma_64.c b/arch/x86/kernel/pci-dma_64.c index b956f59..596c8c8 100644 --- a/arch/x86/kernel/pci-dma_64.c +++ b/arch/x86/kernel/pci-dma_64.c @@ -68,10 +68,6 @@ dma_alloc_coherent(struct device *dev, size_t size, dma_addr_t *dma_handle, /* Don't invoke OOM killer */ gfp |= __GFP_NORETRY; - /* Kludge to make it bug-to-bug compatible with i386. i386 - uses the normal dma_mask for alloc_coherent. */ - dma_mask &= *dev->dma_mask; - /* Why <=? Even when the mask is smaller than 4GB it is often larger than 16MB and in this case we have a chance of finding fitting memory in the next higher zone first. If -- 1.5.0.6