linux-nat.c: fix a few lin_lwp_attach_lwp issues

[deliverable/binutils-gdb.git] / gdb / NEWS

diff --git a/gdb/NEWS b/gdb/NEWS
index 2fca5f20691517814450ef58a5bdc62cf25a6a43..b79b16284f54ce9ce373f3563d8df34694674bf9 100644 (file)
--- a/gdb/NEWS
+++ b/gdb/NEWS
@@ -13,11 +13,64 @@
      which is the name of the objfile as specified by the user,
      without, for example, resolving symlinks.
 
+* New commands
+
+maint print symbol-cache
+  Print the contents of the symbol cache.
+
+maint print symbol-cache-statistics
+  Print statistics of symbol cache usage.
+
+maint flush-symbol-cache
+  Flush the contents of the symbol cache.
+
+record btrace bts
+record bts
+  Start branch trace recording using Branch Trace Store (BTS) format.
+
 * New options
 
+set max-completions
+show max-completions
+  Set the maximum number of candidates to be considered during
+  completion.  The default value is 200.  This limit allows GDB
+  to avoid generating large completion lists, the computation of
+  which can cause the debugger to become temporarily unresponsive.
+
+maint set symbol-cache-size
+maint show symbol-cache-size
+  Control the size of the symbol cache.
+
+set|show record btrace bts buffer-size
+  Set and show the size of the ring buffer used for branch tracing in
+  BTS format.
+  The obtained size may differ from the requested size.  Use "info
+  record" to see the obtained buffer size.
+
 * The command 'thread apply all' can now support new option '-ascending'
   to call its specified command for all threads in ascending order.
 
+* Python/Guile scripting
+
+  ** GDB now supports auto-loading of Python/Guile scripts contained in the
+     special section named `.debug_gdb_scripts'.
+
+* New remote packets
+
+qXfer:btrace-conf:read
+  Return the branch trace configuration for the current thread.
+
+Qbtrace-conf:bts:size
+  Set the requested ring buffer size for branch tracing in BTS format.
+
+* The info record command now shows the recording format and the
+  branch tracing configuration for the current thread when using
+  the btrace record target.
+  For the BTS format, it shows the ring buffer size.
+
+* GDB now has support for DTrace USDT (Userland Static Defined
+  Tracing) probes.  The supported targets are x86_64-*-linux-gnu.
+
 *** Changes in GDB 7.9
 
 * GDB now supports hardware watchpoints on x86 GNU Hurd.