}
/* Define the possible types of crashes that can be triggered. */
-struct crashtype crashtypes[] = {
+static const struct crashtype crashtypes[] = {
CRASHTYPE(PANIC),
CRASHTYPE(BUG),
CRASHTYPE(WARNING),
/* Global kprobe entry and crashtype. */
static struct kprobe *lkdtm_kprobe;
-struct crashpoint *lkdtm_crashpoint;
-struct crashtype *lkdtm_crashtype;
+static struct crashpoint *lkdtm_crashpoint;
+static const struct crashtype *lkdtm_crashtype;
/* Module parameters */
static int recur_count = -1;
/* Return the crashtype number or NULL if the name is invalid */
-static struct crashtype *find_crashtype(const char *name)
+static const struct crashtype *find_crashtype(const char *name)
{
int i;
* This is forced noinline just so it distinctly shows up in the stackdump
* which makes validation of expected lkdtm crashes easier.
*/
-static noinline void lkdtm_do_action(struct crashtype *crashtype)
+static noinline void lkdtm_do_action(const struct crashtype *crashtype)
{
if (WARN_ON(!crashtype || !crashtype->func))
return;
}
static int lkdtm_register_cpoint(struct crashpoint *crashpoint,
- struct crashtype *crashtype)
+ const struct crashtype *crashtype)
{
int ret;
size_t count, loff_t *off)
{
struct crashpoint *crashpoint = file_inode(f)->i_private;
- struct crashtype *crashtype = NULL;
+ const struct crashtype *crashtype = NULL;
char *buf;
int err;
static ssize_t direct_entry(struct file *f, const char __user *user_buf,
size_t count, loff_t *off)
{
- struct crashtype *crashtype;
+ const struct crashtype *crashtype;
char *buf;
if (count >= PAGE_SIZE)
static int __init lkdtm_module_init(void)
{
struct crashpoint *crashpoint = NULL;
- struct crashtype *crashtype = NULL;
+ const struct crashtype *crashtype = NULL;
int ret = -EINVAL;
int i;