Add a NEWS entry for multithreaded symbol loading

Just to let people know that this is available and how to use it.

Also updates the description of the setting to say the default is 0.

gdb/ChangeLog:

2019-11-26  Christian Biesinger  <cbiesinger@google.com>

	* NEWS: Mention the new multithreaded symbol loading.

Change-Id: I263add6aae03b523f0870ad4d1e972eada4b382a

diff --git a/gdb/NEWS b/gdb/NEWS
index cf8c41cf8229cd9db3efc2503a8521584d283c50..d9014075b46bd6b8988d896c0e59653a8551a9a7 100644 (file)
--- a/gdb/NEWS
+++ b/gdb/NEWS
@@ -58,6 +58,10 @@
  with extensions .gdb, .py and .scm are supported as long as GDB was
  compiled with support for that language.
 
+* GDB now supports multithreaded symbol loading for higher performance.
+  This feature is still in testing, so it is disabled by default.  You
+  can turn it on using 'maint set worker-threads unlimited'.
+
 * Python API
 
   ** The gdb.Value type has a new method 'format_string' which returns a
@@ -152,7 +156,7 @@ set style highlight intensity VALUE
 maint set worker-threads
 maint show worker-threads
   Control the number of worker threads that can be used by GDB.  The
-  default is "unlimited", which lets GDB choose a number that is
+  default is 0.  "unlimited" lets GDB choose a number that is
   reasonable.  Currently worker threads are only used when demangling
   the names of linker symbols.