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, 8 insertions, 0 deletions

diff --git a/lib/libthread_db/thread_db.c b/lib/libthread_db/thread_db.c
index e92d4ff..b1b1bcc 100644
--- a/lib/libthread_db/thread_db.c
+++ b/lib/libthread_db/thread_db.c
@@ -226,6 +226,14 @@ td_thr_validate(const td_thrhandle_t *th)
 	return (ta->ta_ops->to_thr_validate(th));
 }
 
+td_err_e
+td_thr_tls_get_addr(const td_thrhandle_t *th, void *linkmap, size_t offset,
+		    void **address)
+{
+	const td_thragent_t *ta = th->th_ta;
+	return (ta->ta_ops->to_thr_tls_get_addr(th, linkmap, offset, address));
+}
+
 /* FreeBSD specific extensions. */
 
 td_err_e