The patch titled
Subject: scripts/gdb: add internal helper and convenience function to look up a module
has been removed from the -mm tree. Its filename was
scripts-gdb-add-internal-helper-and-convenience-function-to-look-up-a-module.patch
This patch was dropped because it was merged into mainline or a subsystem tree
------------------------------------------------------
From: Jan Kiszka <jan.kiszka@xxxxxxxxxxx>
Subject: scripts/gdb: add internal helper and convenience function to look up a module
Add the internal helper get_module_by_name to obtain the module structure
corresponding to the given name. Also export this service as a
convenience function.
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 | 28 ++++++++++++++++++++++++++++
scripts/gdb/vmlinux-gdb.py | 1 +
2 files changed, 29 insertions(+)
diff -puN scripts/gdb/linux/modules.py~scripts-gdb-add-internal-helper-and-convenience-function-to-look-up-a-module scripts/gdb/linux/modules.py
--- a/scripts/gdb/linux/modules.py~scripts-gdb-add-internal-helper-and-convenience-function-to-look-up-a-module
+++ a/scripts/gdb/linux/modules.py
@@ -37,3 +37,31 @@ class ModuleList:
return utils.container_of(entry, self.module_ptr_type, "list")
else:
raise StopIteration
+
+
+def find_module_by_name(name):
+ for module in ModuleList():
+ if module['name'].string() == name:
+ return module
+ return None
+
+
+class LxModule(gdb.Function):
+ """Find module by name and return the module variable.
+
+$lx_module("MODULE"): Given the name MODULE, iterate over all loaded modules
+of the target and return that module variable which MODULE matches."""
+
+ def __init__(self):
+ super(LxModule, self).__init__("lx_module")
+
+ def invoke(self, mod_name):
+ mod_name = mod_name.string()
+ module = find_module_by_name(mod_name)
+ if module:
+ return module.dereference()
+ else:
+ raise gdb.GdbError("Unable to find MODULE " + mod_name)
+
+
+LxModule()
diff -puN scripts/gdb/vmlinux-gdb.py~scripts-gdb-add-internal-helper-and-convenience-function-to-look-up-a-module scripts/gdb/vmlinux-gdb.py
--- a/scripts/gdb/vmlinux-gdb.py~scripts-gdb-add-internal-helper-and-convenience-function-to-look-up-a-module
+++ a/scripts/gdb/vmlinux-gdb.py
@@ -24,3 +24,4 @@ except:
else:
import linux.utils
import linux.symbols
+ import linux.modules
_
Patches currently in -mm which might be from jan.kiszka@xxxxxxxxxxx are
origin.patch
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