From 5fc872c7323534e8f7dc21bab635e7a9b9659e07 Mon Sep 17 00:00:00 2001
From: Joerg Roedel <jroedel@suse.de>
Date: Wed, 1 Apr 2015 14:58:46 +0200
Subject: iommu/amd: Don't allocate with __GFP_ZERO in alloc_coherent

Don't explicitly add __GFP_ZERO to the allocator flags.
Leave this up to the caller.

Tested-by: Suravee Suthikulpanit <Suravee.Suthikulpanit@amd.com>
Signed-off-by: Joerg Roedel <jroedel@suse.de>

diff --git a/drivers/iommu/amd_iommu.c b/drivers/iommu/amd_iommu.c
index 994cc7d..c2e6f13 100644
--- a/drivers/iommu/amd_iommu.c
+++ b/drivers/iommu/amd_iommu.c
@@ -2931,7 +2931,6 @@ static void *alloc_coherent(struct device *dev, size_t size,
 
 	dma_mask  = dev->coherent_dma_mask;
 	flag     &= ~(__GFP_DMA | __GFP_HIGHMEM | __GFP_DMA32);
-	flag     |= __GFP_ZERO;
 
 	virt_addr = (void *)__get_free_pages(flag, get_order(size));
 	if (!virt_addr)
-- 
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