From f4d8069ddf3a60224256acbbe105a534b7349ffd Mon Sep 17 00:00:00 2001
From: "Frank Ch. Eigler" <fche@redhat.com>
Date: Mon, 24 Sep 2012 15:21:00 -0400
Subject: [PATCH] PR14611: enable PR9740 workaround only for kernel 2.6.23 -
 2.6.29ish

---
 runtime/transport/transport.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/runtime/transport/transport.c b/runtime/transport/transport.c
index 439872942..25bd4da45 100644
--- a/runtime/transport/transport.c
+++ b/runtime/transport/transport.c
@@ -115,8 +115,11 @@ static void _stp_handle_start(struct _stp_msg_start *st)
 	if (handle_startup) {
 		dbug_trans(1, "stp_handle_start\n");
 
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,23) // linux commit #5f4352fb
+#if LINUX_VERSION_CODE <  KERNEL_VERSION(2,6,29) // linux commit #9be260a6
 #ifdef STAPCONF_VM_AREA
 		{ /* PR9740: workaround for kernel valloc bug. */
+                  /* PR14611: not required except within above kernel range. */
 			void *dummy;
 #ifdef STAPCONF_VM_AREA_PTE
 			dummy = alloc_vm_area (PAGE_SIZE, NULL);
@@ -125,6 +128,8 @@ static void _stp_handle_start(struct _stp_msg_start *st)
 #endif
 			free_vm_area (dummy);
 		}
+#endif
+#endif
 #endif
 
 		_stp_target = st->target;
-- 
2.43.5