swiotlb: remove GFP_DMA hack in swiotlb_alloc_coherent

The callers are supposed to set up the gfp flags appropriately.

Signed-off-by: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>
Acked-by: Joerg Roedel <joerg.roedel@amd.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>

1 files changed, 0 insertions, 7 deletions

diff --git a/lib/swiotlb.c b/lib/swiotlb.c
index 977edbdbc1de..3066ffe1f9eb 100644
--- a/lib/swiotlb.c
+++ b/lib/swiotlb.c
@@ -467,13 +467,6 @@ swiotlb_alloc_coherent(struct device *hwdev, size_t size,
         void *ret;
         int order = get_order(size);
 
-        /*
-         * XXX fix me: the DMA API should pass us an explicit DMA mask
-         * instead, or use ZONE_DMA32 (ia64 overloads ZONE_DMA to be a ~32
-         * bit range instead of a 16MB one).
-         */
-        flags |= GFP_DMA;
-
         ret = (void *)__get_free_pages(flags, order);
         if (ret && address_needs_mapping(hwdev, virt_to_bus(ret))) {
                 /*