From 920e759ea4f48ca9c8b4dba6dfe5c88d27033121 Mon Sep 17 00:00:00 2001

From: Adhemerval Zanella <azanella@linux.vnet.ibm.com>

Date: Mon, 17 Jun 2013 15:50:53 -0500

Subject: [PATCH 36/42] PowerPC: Reserve TCB space for EBB framework

This patch reserves four pointer to be used in future Event-Based

Branch framework for PowerPC.

(cherry picked from commit e55a9b256d53c7fc5145e3e4d338d3741b23e232)

---

 nptl/sysdeps/powerpc/tls.h | 5 +++++

 2 files changed, 10 insertions(+)

diff --git glibc-2.17-c758a686/nptl/sysdeps/powerpc/tls.h glibc-2.17-c758a686/nptl/sysdeps/powerpc/tls.h

index 4c09eec..611c773 100644

--- glibc-2.17-c758a686/nptl/sysdeps/powerpc/tls.h

+++ glibc-2.17-c758a686/nptl/sysdeps/powerpc/tls.h

@@ -61,6 +61,11 @@ typedef union dtv

    are private.  */

 typedef struct

 {

+  /* Reservation for the Event-Based Branching ABI.  */

+  uintptr_t ebb_handler;

+  uintptr_t ebb_ctx_pointer;

+  uintptr_t ebb_reserved1;

+  uintptr_t ebb_reserved2;

   uintptr_t pointer_guard;

   uintptr_t stack_guard;

   dtv_t *dtv;

-- 

1.7.11.7