From aa99b16faadcc9a5b6bd9550fda117a8e9e46d26 Mon Sep 17 00:00:00 2001 From: Glauber Costa Date: Wed, 9 Apr 2008 13:18:07 -0300 Subject: [PATCH] x86: remove kludge from x86_64 The claim is that i386 does it. Just it does not. So remove it. Signed-off-by: Glauber Costa Signed-off-by: Ingo Molnar Signed-off-by: Thomas Gleixner --- arch/x86/kernel/pci-dma_64.c | 4 ---- 1 file changed, 4 deletions(-) diff --git a/arch/x86/kernel/pci-dma_64.c b/arch/x86/kernel/pci-dma_64.c index b956f5945d..596c8c88f3 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 -- 2.39.5