linux-kernel - [PATCH 2/2] scripts/gdb: Add cmdline reader command

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Date:	Thu,  7 Jan 2016 12:52:18 +0000
From:	Kieran Bingham <kieran.bingham@...aro.org>
To:	jan.kiszka@...mens.com, linux-kernel@...r.kernel.org
Cc:	peter.griffin@...aro.org, lee.jones@...aro.org,
	maxime.coquelin@...com, Kieran Bingham <kieran.bingham@...aro.org>
Subject: [PATCH 2/2] scripts/gdb: Add cmdline reader command

lx-cmdline  Report the Linux Commandline used in the current kernel

Signed-off-by: Kieran Bingham <kieran.bingham@...aro.org>
---
 scripts/gdb/linux/proc.py | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/scripts/gdb/linux/proc.py b/scripts/gdb/linux/proc.py
index 7a2afe60416a..4063ef65e160 100644
--- a/scripts/gdb/linux/proc.py
+++ b/scripts/gdb/linux/proc.py
@@ -13,6 +13,19 @@
 
 import gdb
 
+class LxCmdLine(gdb.Command):
+    """ Report the Linux Commandline used in the current kernel.
+        Equivalent to cat /proc/cmdline on a running target
+    """
+
+    def __init__(self):
+        super(LxCmdLine, self).__init__("lx-cmdline", gdb.COMMAND_DATA)
+
+    def invoke(self, arg, from_tty):
+        gdb.write(gdb.parse_and_eval("saved_command_line").string() + "\n")
+
+LxCmdLine()
+
 class LxVersion(gdb.Command):
     """ Report the Linux Version of the current kernel.
         Equivalent to cat /proc/version on a running target
-- 
2.5.0

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