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authorKieran Bingham <kieran.bingham@linaro.org>2016-03-23 00:27:36 +0300
committerLinus Torvalds <torvalds@linux-foundation.org>2016-03-23 01:36:02 +0300
commit72bf92ec29ac052e950dcb2cc7f8820a2e1f0a02 (patch)
tree62cbfb834e2792350e828982caa9b1e7fd38e3f6 /scripts/gdb/linux
parent2d061d999424efd99e30fa4115c7dced07533223 (diff)
downloadlinux-72bf92ec29ac052e950dcb2cc7f8820a2e1f0a02.tar.xz
scripts/gdb: add cmdline reader command
lx-cmdline Report the Linux Commandline used in the current kernel [jan.kiszka@siemens.com: remove blank line from help output and fix pep8 warning] Signed-off-by: Kieran Bingham <kieran.bingham@linaro.org> Signed-off-by: Jan Kiszka <jan.kiszka@siemens.com> Cc: Jason Wessel <jason.wessel@windriver.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'scripts/gdb/linux')
-rw-r--r--scripts/gdb/linux/proc.py13
1 files changed, 13 insertions, 0 deletions
diff --git a/scripts/gdb/linux/proc.py b/scripts/gdb/linux/proc.py
index 8a733dd99580..6e6709c1830c 100644
--- a/scripts/gdb/linux/proc.py
+++ b/scripts/gdb/linux/proc.py
@@ -14,6 +14,19 @@
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"""