1 files changed, 3 insertions, 1 deletions

diff --git a/arch/x86_64/mm/init.c b/arch/x86_64/mm/init.c
index 47928399e38a..3e16fe08150e 100644
--- a/arch/x86_64/mm/init.c
+++ b/arch/x86_64/mm/init.c
@@ -655,8 +655,10 @@ void __init reserve_bootmem_generic(unsigned long phys, unsigned len)
 #else                   
         reserve_bootmem(phys, len);    
 #endif
-        if (phys+len <= MAX_DMA_PFN*PAGE_SIZE)
+        if (phys+len <= MAX_DMA_PFN*PAGE_SIZE) {
                 dma_reserve += len / PAGE_SIZE;
+                set_dma_reserve(dma_reserve);
+        }
 }
 
 int kern_addr_valid(unsigned long addr)