scripts/gdb: add ps command

Signed-off-by: Thiébaud Weksteen <thiebaud@weksteen.fr>
Signed-off-by: Jan Kiszka <jan.kiszka@siemens.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>

1 files changed, 16 insertions, 0 deletions

diff --git a/scripts/gdb/linux/tasks.py b/scripts/gdb/linux/tasks.py
index 89d38e1580e3..3191f4792398 100644
--- a/scripts/gdb/linux/tasks.py
+++ b/scripts/gdb/linux/tasks.py
@@ -67,6 +67,22 @@ return that task_struct variable which PID matches."""
 LxTaskByPidFunc()
 
 
+class LxPs(gdb.Command):
+    """Dump Linux tasks."""
+
+    def __init__(self):
+        super(LxPs, self).__init__("lx-ps", gdb.COMMAND_DATA)
+
+    def invoke(self, arg, from_tty):
+        for task in task_lists():
+            gdb.write("{address} {pid} {comm}\n".format(
+                address=task,
+                pid=task["pid"],
+                comm=task["comm"].string()))
+
+LxPs()
+
+
 thread_info_type = utils.CachedType("struct thread_info")
 
 ia64_task_size = None