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Subject[PATCH 25/28] x86: remove kludge from x86_64
Date
The claim is that i386 does it. Just it does not.
So remove it.

Signed-off-by: Glauber Costa <gcosta@redhat.com>
---
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


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