[PATCH 08/28] x86: move definition to pci-dma.c

[Glauber Costa]

Move dma_ops structure definition to pci-dma.c, where it
belongs.

Signed-off-by: Glauber Costa <gcosta@xxxxxxxxxx>
---
 arch/x86/kernel/pci-base_32.c |   11 ++++++++---
 arch/x86/kernel/pci-dma.c     |    3 +++
 arch/x86/mm/init_64.c         |    3 ---
 3 files changed, 11 insertions(+), 6 deletions(-)

diff --git a/arch/x86/kernel/pci-base_32.c b/arch/x86/kernel/pci-base_32.c
index 837bbe9..b44ea51 100644
--- a/arch/x86/kernel/pci-base_32.c
+++ b/arch/x86/kernel/pci-base_32.c
@@ -37,7 +37,7 @@ static int pci32_map_error(dma_addr_t dma_addr)
 	return 0;
 }
 
-static const struct dma_mapping_ops pci32_dma_ops = {
+const struct dma_mapping_ops pci32_dma_ops = {
 	.map_single = pci32_map_single,
 	.unmap_single = NULL,
 	.map_sg = pci32_dma_map_sg,
@@ -51,5 +51,10 @@ static const struct dma_mapping_ops pci32_dma_ops = {
 	.mapping_error = pci32_map_error,
 };
 
-const struct dma_mapping_ops *dma_ops = &pci32_dma_ops;
-EXPORT_SYMBOL(dma_ops);
+/* this is temporary */
+int __init no_iommu_init(void)
+{
+	dma_ops = &pci32_dma_ops;
+	return 0;
+}
+fs_initcall(no_iommu_init);
diff --git a/arch/x86/kernel/pci-dma.c b/arch/x86/kernel/pci-dma.c
index f1c24d8..1323cd8 100644
--- a/arch/x86/kernel/pci-dma.c
+++ b/arch/x86/kernel/pci-dma.c
@@ -1,5 +1,8 @@
 #include <linux/dma-mapping.h>
 
+const struct dma_mapping_ops *dma_ops;
+EXPORT_SYMBOL(dma_ops);
+
 int dma_set_mask(struct device *dev, u64 mask)
 {
 	if (!dev->dma_mask || !dma_supported(dev, mask))
diff --git a/arch/x86/mm/init_64.c b/arch/x86/mm/init_64.c
index 8c989b8..f06a51e 100644
--- a/arch/x86/mm/init_64.c
+++ b/arch/x86/mm/init_64.c
@@ -47,9 +47,6 @@
 #include <asm/numa.h>
 #include <asm/cacheflush.h>
 
-const struct dma_mapping_ops *dma_ops;
-EXPORT_SYMBOL(dma_ops);
-
 static unsigned long dma_reserve __initdata;
 
 DEFINE_PER_CPU(struct mmu_gather, mmu_gathers);
-- 
1.5.0.6

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