The patch titled
Subject: scripts/gdb: add lx-lsmod command
has been added to the -mm tree. Its filename is
scripts-gdb-add-lx-lsmod-command.patch
This patch should soon appear at
http://ozlabs.org/~akpm/mmots/broken-out/scripts-gdb-add-lx-lsmod-command.patch
and later at
http://ozlabs.org/~akpm/mmotm/broken-out/scripts-gdb-add-lx-lsmod-command.patch
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------------------------------------------------------
From: Jan Kiszka <jan.kiszka@xxxxxxxxxxx>
Subject: scripts/gdb: add lx-lsmod command
This adds a lsmod-like command to list all currently loaded modules of the
target.
Signed-off-by: Jan Kiszka <jan.kiszka@xxxxxxxxxxx>
Cc: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
Cc: Jason Wessel <jason.wessel@xxxxxxxxxxxxx>
Cc: Andi Kleen <andi@xxxxxxxxxxxxxx>
Cc: Ben Widawsky <ben@xxxxxxxxxxxx>
Cc: Borislav Petkov <bp@xxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
scripts/gdb/linux/modules.py | 46 ++++++++++++++++++++++++++++++++-
1 file changed, 45 insertions(+), 1 deletion(-)
diff -puN scripts/gdb/linux/modules.py~scripts-gdb-add-lx-lsmod-command scripts/gdb/linux/modules.py
--- a/scripts/gdb/linux/modules.py~scripts-gdb-add-lx-lsmod-command
+++ a/scripts/gdb/linux/modules.py
@@ -13,7 +13,7 @@
import gdb
-from linux import utils
+from linux import cpus, utils
module_type = utils.CachedType("struct module")
@@ -65,3 +65,47 @@ of the target and return that module var
LxModule()
+
+
+class LxLsmod(gdb.Command):
+ """List currently loaded modules."""
+
+ _module_use_type = utils.CachedType("struct module_use")
+
+ def __init__(self):
+ super(LxLsmod, self).__init__("lx-lsmod", gdb.COMMAND_DATA)
+
+ def invoke(self, arg, from_tty):
+ gdb.write(
+ "Address{0} Module Size Used by\n".format(
+ " " if utils.get_long_type().sizeof == 8 else ""))
+
+ for module in ModuleList():
+ ref = 0
+ module_refptr = module['refptr']
+ for cpu in cpus.CpuList("cpu_possible_mask"):
+ refptr = cpus.per_cpu(module_refptr, cpu)
+ ref += refptr['incs']
+ ref -= refptr['decs']
+
+ gdb.write("{address} {name:<19} {size:>8} {ref}".format(
+ address=str(module['module_core']).split()[0],
+ name=module['name'].string(),
+ size=module['core_size'],
+ ref=ref))
+
+ source_list = module['source_list']
+ t = self._module_use_type.get_type().pointer()
+ entry = source_list['next']
+ first = True
+ while entry != source_list.address:
+ use = utils.container_of(entry, t, "source_list")
+ gdb.write("{separator}{name}".format(
+ separator=" " if first else ",",
+ name=use['source']['name'].string()))
+ first = False
+ entry = entry['next']
+ gdb.write("\n")
+
+
+LxLsmod()
_
Patches currently in -mm which might be from jan.kiszka@xxxxxxxxxxx are
scripts-gdb-add-infrastructure.patch
scripts-gdb-add-cache-for-type-objects.patch
scripts-gdb-add-container_of-helper-and-convenience-function.patch
scripts-gdb-add-module-iteration-class.patch
scripts-gdb-add-lx-symbols-command.patch
module-do-not-inline-do_init_module.patch
scripts-gdb-add-automatic-symbol-reloading-on-module-insertion.patch
scripts-gdb-add-internal-helper-and-convenience-function-to-look-up-a-module.patch
scripts-gdb-add-get_target_endianness-helper.patch
scripts-gdb-add-read_u16-32-64-helpers.patch
scripts-gdb-add-lx-dmesg-command.patch
scripts-gdb-add-task-iteration-class.patch
scripts-gdb-add-helper-and-convenience-function-to-look-up-tasks.patch
scripts-gdb-add-is_target_arch-helper.patch
scripts-gdb-add-internal-helper-and-convenience-function-to-retrieve-thread_info.patch
scripts-gdb-add-get_gdbserver_type-helper.patch
scripts-gdb-add-internal-helper-and-convenience-function-for-per-cpu-lookup.patch
scripts-gdb-add-lx_current-convenience-function.patch
scripts-gdb-add-class-to-iterate-over-cpu-masks.patch
scripts-gdb-add-lx-lsmod-command.patch
scripts-gdb-add-basic-documentation.patch
scripts-gdb-port-to-python3-gdb77.patch
scripts-gdb-ignore-byte-compiled-python-files.patch
scripts-gdb-use-a-generator-instead-of-iterator-for-task-list.patch
scripts-gdb-convert-modulelist-to-generator-function.patch
scripts-gdb-convert-cpulist-to-generator-function.patch
scripts-gdb-define-maintainer.patch
scripts-gdb-disable-pagination-while-printing-from-breakpoint-handler.patch
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