1 files changed, 2 insertions, 0 deletions

diff --git a/arch/ia64/mm/tlb.c b/arch/ia64/mm/tlb.c
index c93e0f2b5fea..c79a9b96d02b 100644
--- a/arch/ia64/mm/tlb.c
+++ b/arch/ia64/mm/tlb.c
@@ -158,10 +158,12 @@ flush_tlb_range (struct vm_area_struct *vma, unsigned long start, unsigned long
 # ifdef CONFIG_SMP
         platform_global_tlb_purge(mm, start, end, nbits);
 # else
+        preempt_disable();
         do {
                 ia64_ptcl(start, (nbits<<2));
                 start += (1UL << nbits);
         } while (start < end);
+        preempt_enable();
 # endif
 
         ia64_srlz_i();                  /* srlz.i implies srlz.d */