// 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;
}