arch/tile: Do not use GFP_KERNEL for dma_alloc_coherent().
Feedback from fujita.tomonori@lab.ntt.co.jp.

Signed-off-by: Chris Metcalf <cmetcalf@tilera.com>
diff --git a/arch/tile/kernel/pci-dma.c b/arch/tile/kernel/pci-dma.c
index 1d45640..5ad5e13 100644
--- a/arch/tile/kernel/pci-dma.c
+++ b/arch/tile/kernel/pci-dma.c
@@ -35,8 +35,7 @@
 	struct page *pg;
 	dma_addr_t addr;
 
-	/* Set GFP_KERNEL to ensure we have memory with a kernel VA. */
-	gfp |= GFP_KERNEL | __GFP_ZERO;
+	gfp |= __GFP_ZERO;
 
 	/*
 	 * By forcing NUMA node 0 for 32-bit masks we ensure that the