x86, ptrace: add bts context unconditionally

Add the ptrace bts context field to task_struct unconditionally.

Initialize the field directly in copy_process().
Remove all the unneeded functionality used to initialize that field.

Signed-off-by: Markus Metzger <markus.t.metzger@intel.com>
Cc: roland@redhat.com
Cc: eranian@googlemail.com
Cc: oleg@redhat.com
Cc: juan.villacis@intel.com
Cc: ak@linux.jf.intel.com
LKML-Reference: <20090403144603.292754000@intel.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>

1 files changed, 0 insertions, 2 deletions

diff --git a/include/linux/sched.h b/include/linux/sched.h
index 52b8cd049c2e..451186a22ef5 100644
--- a/include/linux/sched.h
+++ b/include/linux/sched.h
@@ -1205,13 +1205,11 @@ struct task_struct {
         struct list_head ptraced;
         struct list_head ptrace_entry;
 
-#ifdef CONFIG_X86_PTRACE_BTS
         /*
          * This is the tracer handle for the ptrace BTS extension.
          * This field actually belongs to the ptracer task.
          */
         struct bts_context *bts;
-#endif /* CONFIG_X86_PTRACE_BTS */
 
         /* PID/PID hash table linkage. */
         struct pid_link pids[PIDTYPE_MAX];