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module: fix kdb's illicit use of struct module_use.

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Linus changed the structure, and luckily this didn't compile any more.

Reported-by: Stephen Rothwell <sfr@canb.auug.org.au>
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
Cc: Jason Wessel <jason.wessel@windriver.com>
Cc: Martin Hicks <mort@sgi.com>
This commit is contained in:
Rusty Russell 2010-06-05 11:17:35 -06:00
parent 2c02dfe7fe
commit c8e21ced08
3 changed files with 11 additions and 19 deletions
repo.diff.show_diff_stats Download patch file Download diff file Expand all files Collapse all files

7
include/linux/module.h
View file

@ -181,6 +181,13 @@ void *__symbol_get(const char *symbol);
void *__symbol_get_gpl(const char *symbol);
#define symbol_get(x) ((typeof(&x))(__symbol_get(MODULE_SYMBOL_PREFIX #x)))
/* modules using other modules: kdb wants to see this. */
struct module_use {
struct list_head source_list;
struct list_head target_list;
struct module *source, *target;
};
#ifndef __GENKSYMS__
#ifdef CONFIG_MODVERSIONS
/* Mark the CRC weak since genksyms apparently decides not to

12
kernel/debug/kdb/kdb_main.c
View file

@ -1857,12 +1857,6 @@ static int kdb_ef(int argc, const char **argv)
}
#if defined(CONFIG_MODULES)
/* modules using other modules */
struct module_use {
struct list_head list;
struct module *module_which_uses;
};
/*
* kdb_lsmod - This function implements the 'lsmod' command. Lists
* currently loaded kernel modules.
@ -1894,9 +1888,9 @@ static int kdb_lsmod(int argc, const char **argv)
{
struct module_use *use;
kdb_printf(" [ ");
list_for_each_entry(use, &mod->modules_which_use_me,
list)
kdb_printf("%s ", use->module_which_uses->name);
list_for_each_entry(use, &mod->source_list,
source_list)
kdb_printf("%s ", use->target->name);
kdb_printf("]\n");
}
#endif

11
kernel/module.c
View file

@ -536,14 +536,6 @@ static void module_unload_init(struct module *mod)
mod->waiter = current;
}
/* modules using other modules */
struct module_use
{
struct list_head source_list;
struct list_head target_list;
struct module *source, *target;
};
/* Does a already use b? */
static int already_uses(struct module *a, struct module *b)
{
@ -589,8 +581,7 @@ static int add_module_usage(struct module *a, struct module *b)
/* Module a uses b */
int use_module(struct module *a, struct module *b)
{
struct module_use *use;
int no_warn, err;
int err;
if (b == NULL || already_uses(a, b)) return 1;