From 850202e17df68c51593bab36a26c8d9279f8c029 Mon Sep 17 00:00:00 2001 From: Jan Kiszka Date: Tue, 17 Feb 2015 13:46:44 -0800 Subject: scripts/gdb: add module iteration class Will soon be used for loading symbols, printing global variables or listing modules. Signed-off-by: Jan Kiszka Cc: Thomas Gleixner Cc: Jason Wessel Cc: Andi Kleen Cc: Ben Widawsky Cc: Borislav Petkov Signed-off-by: Andrew Morton Signed-off-by: Linus Torvalds --- scripts/gdb/linux/modules.py | 39 +++++++++++++++++++++++++++++++++++++++ 1 file changed, 39 insertions(+) create mode 100644 scripts/gdb/linux/modules.py (limited to 'scripts') diff --git a/scripts/gdb/linux/modules.py b/scripts/gdb/linux/modules.py new file mode 100644 index 000000000000..8a65c3d5eecb --- /dev/null +++ b/scripts/gdb/linux/modules.py @@ -0,0 +1,39 @@ +# +# gdb helper commands and functions for Linux kernel debugging +# +# module tools +# +# Copyright (c) Siemens AG, 2013 +# +# Authors: +# Jan Kiszka +# +# This work is licensed under the terms of the GNU GPL version 2. +# + +import gdb + +from linux import utils + + +module_type = utils.CachedType("struct module") + + +class ModuleList: + def __init__(self): + global module_type + self.module_ptr_type = module_type.get_type().pointer() + modules = gdb.parse_and_eval("modules") + self.curr_entry = modules['next'] + self.end_of_list = modules.address + + def __iter__(self): + return self + + def next(self): + entry = self.curr_entry + if entry != self.end_of_list: + self.curr_entry = entry['next'] + return utils.container_of(entry, self.module_ptr_type, "list") + else: + raise StopIteration -- cgit v1.2.3