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-rw-r--r--lib/swiotlb.c8
1 files changed, 2 insertions, 6 deletions
diff --git a/lib/swiotlb.c b/lib/swiotlb.c
index 9edfdd442edc..3c4c21cdf43d 100644
--- a/lib/swiotlb.c
+++ b/lib/swiotlb.c
@@ -114,11 +114,6 @@ setup_io_tlb_npages(char *str)
114__setup("swiotlb=", setup_io_tlb_npages); 114__setup("swiotlb=", setup_io_tlb_npages);
115/* make io_tlb_overflow tunable too? */ 115/* make io_tlb_overflow tunable too? */
116 116
117void * __weak swiotlb_alloc(unsigned order, unsigned long nslabs)
118{
119 return (void *)__get_free_pages(GFP_DMA | __GFP_NOWARN, order);
120}
121
122dma_addr_t __weak swiotlb_phys_to_bus(struct device *hwdev, phys_addr_t paddr) 117dma_addr_t __weak swiotlb_phys_to_bus(struct device *hwdev, phys_addr_t paddr)
123{ 118{
124 return paddr; 119 return paddr;
@@ -240,7 +235,8 @@ swiotlb_late_init_with_default_size(size_t default_size)
240 bytes = io_tlb_nslabs << IO_TLB_SHIFT; 235 bytes = io_tlb_nslabs << IO_TLB_SHIFT;
241 236
242 while ((SLABS_PER_PAGE << order) > IO_TLB_MIN_SLABS) { 237 while ((SLABS_PER_PAGE << order) > IO_TLB_MIN_SLABS) {
243 io_tlb_start = swiotlb_alloc(order, io_tlb_nslabs); 238 io_tlb_start = (void *)__get_free_pages(GFP_DMA | __GFP_NOWARN,
239 order);
244 if (io_tlb_start) 240 if (io_tlb_start)
245 break; 241 break;
246 order--; 242 order--;