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 (file)
--- 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)