1 files changed, 2 insertions, 2 deletions

diff --git a/lib/swiotlb.c b/lib/swiotlb.c
index c2fc470b6ed8..5bdeaaea57fd 100644
--- a/lib/swiotlb.c
+++ b/lib/swiotlb.c
@@ -142,8 +142,8 @@ swiotlb_init_with_default_size (size_t default_size)
         /*
          * Get IO TLB memory from the low pages
          */
-        io_tlb_start = alloc_bootmem_low_pages(io_tlb_nslabs *
-                                               (1 << IO_TLB_SHIFT));
+        io_tlb_start = alloc_bootmem_low_pages_limit(io_tlb_nslabs *
+                                             (1 << IO_TLB_SHIFT), 0x100000000);
         if (!io_tlb_start)
                 panic("Cannot allocate SWIOTLB buffer");
         io_tlb_end = io_tlb_start + io_tlb_nslabs * (1 << IO_TLB_SHIFT);