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scripts/gdb: convert modules usage to lists functions
Simplify the module list functions with the new list_for_each_entry abstractions Link: http://lkml.kernel.org/r/ad0101c9391088608166fcec26af179868973d86.1462865983.git.jan.kiszka@siemens.com Signed-off-by: Kieran Bingham <kieran.bingham@linaro.org> Signed-off-by: Jan Kiszka <jan.kiszka@siemens.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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1 changed files with 6 additions and 11 deletions
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@ -13,7 +13,7 @@
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import gdb
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import gdb
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from linux import cpus, utils
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from linux import cpus, utils, lists
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module_type = utils.CachedType("struct module")
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module_type = utils.CachedType("struct module")
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@ -23,12 +23,9 @@ def module_list():
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global module_type
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global module_type
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module_ptr_type = module_type.get_type().pointer()
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module_ptr_type = module_type.get_type().pointer()
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modules = gdb.parse_and_eval("modules")
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modules = gdb.parse_and_eval("modules")
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entry = modules['next']
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end_of_list = modules.address
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while entry != end_of_list:
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for module in lists.list_for_each_entry(modules, module_ptr_type, "list"):
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yield utils.container_of(entry, module_ptr_type, "list")
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yield module
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entry = entry['next']
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def find_module_by_name(name):
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def find_module_by_name(name):
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@ -80,17 +77,15 @@ class LxLsmod(gdb.Command):
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size=str(layout['size']),
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size=str(layout['size']),
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ref=str(module['refcnt']['counter'] - 1)))
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ref=str(module['refcnt']['counter'] - 1)))
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source_list = module['source_list']
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t = self._module_use_type.get_type().pointer()
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t = self._module_use_type.get_type().pointer()
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entry = source_list['next']
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first = True
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first = True
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while entry != source_list.address:
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sources = module['source_list']
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use = utils.container_of(entry, t, "source_list")
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for use in lists.list_for_each_entry(sources, t, "source_list"):
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gdb.write("{separator}{name}".format(
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gdb.write("{separator}{name}".format(
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separator=" " if first else ",",
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separator=" " if first else ",",
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name=use['source']['name'].string()))
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name=use['source']['name'].string()))
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first = False
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first = False
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entry = entry['next']
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gdb.write("\n")
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gdb.write("\n")
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