diff --git a/src/afs/afs_syscall.c b/src/afs/afs_syscall.c
index 5b1d782800..91cb82cc78 100644
--- a/src/afs/afs_syscall.c
+++ b/src/afs/afs_syscall.c
@@ -111,7 +111,11 @@ copyin_afs_ioctl(caddr_t cmarg, struct afs_ioctl *dst)
     if (current->thread.flags & THREAD_IA32)
 
 #elif defined(AFS_PPC64_LINUX26_ENV)
-    if (current->thread_info->flags & _TIF_32BIT)
+#if defined(STRUCT_TASK_STRUCT_HAS_THREAD_INFO)
+    if (current->thread_info->flags & _TIF_32BIT) 
+#else
+    if (task_thread_info(current)->flags & _TIF_32BIT) 
+#endif      
 #elif defined(AFS_PPC64_LINUX20_ENV)
     if (current->thread.flags & PPC_FLAG_32BIT)
 
@@ -378,7 +382,11 @@ copyin_iparam(caddr_t cmarg, struct iparam *dst)
     if (current->thread.flags & THREAD_IA32)
 
 #elif defined(AFS_PPC64_LINUX26_ENV)
+#if defined(STRUCT_TASK_STRUCT_HAS_THREAD_INFO)
     if (current->thread_info->flags & _TIF_32BIT) 
+#else
+    if (task_thread_info(current)->flags & _TIF_32BIT) 
+#endif      
 #elif defined(AFS_PPC64_LINUX20_ENV)
     if (current->thread.flags & PPC_FLAG_32BIT)