1.Use new way to check if a thread is in critical region, defer suspending

  if it is true.
2.Add thread_db api td_thr_tls_get_addr to get tls address, the real code
  is commented out util tls patch is committed.

Reviewed by: deischen

1 files changed, 2 insertions, 0 deletions

diff --git a/lib/libthread_db/thread_db_int.h b/lib/libthread_db/thread_db_int.h
index 1b56251..7dc152c 100644
--- a/lib/libthread_db/thread_db_int.h
+++ b/lib/libthread_db/thread_db_int.h
@@ -74,6 +74,8 @@ struct ta_ops {
 	    const prfpregset_t *);
 	td_err_e (*to_thr_setgregs)(const td_thrhandle_t *, const prgregset_t);
 	td_err_e (*to_thr_validate)(const td_thrhandle_t *);
+	td_err_e (*to_thr_tls_get_addr)(const td_thrhandle_t *,
+                   void *, size_t, void **);
 
 	/* FreeBSD specific extensions. */
 	td_err_e (*to_thr_sstep)(const td_thrhandle_t *, int);