linux-stable/kernel/module/kdb.c

64 lines
1.5 KiB
C

// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Module kdb support
*
* Copyright (C) 2010 Jason Wessel
*/
#include <linux/module.h>
#include <linux/kdb.h>
#include "internal.h"
/*
* kdb_lsmod - This function implements the 'lsmod' command. Lists
* currently loaded kernel modules.
* Mostly taken from userland lsmod.
*/
int kdb_lsmod(int argc, const char **argv)
{
struct module *mod;
if (argc != 0)
return KDB_ARGCOUNT;
kdb_printf("Module Size modstruct Used by\n");
list_for_each_entry(mod, &modules, list) {
if (mod->state == MODULE_STATE_UNFORMED)
continue;
kdb_printf("%-20s%8u", mod->name, mod->mem[MOD_TEXT].size);
kdb_printf("/%8u", mod->mem[MOD_RODATA].size);
kdb_printf("/%8u", mod->mem[MOD_RO_AFTER_INIT].size);
kdb_printf("/%8u", mod->mem[MOD_DATA].size);
kdb_printf(" 0x%px ", (void *)mod);
#ifdef CONFIG_MODULE_UNLOAD
kdb_printf("%4d ", module_refcount(mod));
#endif
if (mod->state == MODULE_STATE_GOING)
kdb_printf(" (Unloading)");
else if (mod->state == MODULE_STATE_COMING)
kdb_printf(" (Loading)");
else
kdb_printf(" (Live)");
kdb_printf(" 0x%px", mod->mem[MOD_TEXT].base);
kdb_printf("/0x%px", mod->mem[MOD_RODATA].base);
kdb_printf("/0x%px", mod->mem[MOD_RO_AFTER_INIT].base);
kdb_printf("/0x%px", mod->mem[MOD_DATA].base);
#ifdef CONFIG_MODULE_UNLOAD
{
struct module_use *use;
kdb_printf(" [ ");
list_for_each_entry(use, &mod->source_list,
source_list)
kdb_printf("%s ", use->target->name);
kdb_printf("]\n");
}
#endif
}
return 0;
}