misc/lkdtm/core.c

6  * sanity checking and crash dumps obtained using different dumping
56 /* Crash points */
75 /* Define the possible places where we can trigger a crash point. */
116 MODULE_PARM_DESC(cpoint_name, " Crash Point, where kernel is to be crashed");
120 MODULE_PARM_DESC(cpoint_type, " Crash Point Type, action to be taken on "\
121 				"hitting the crash point");
125 MODULE_PARM_DESC(cpoint_count, " Crash Point Count, number of times the "\
126 				"crash point is to be hit to trigger action");
194 /* Global crash counter and spinlock. */
209 	pr_info("Crash point %s of type %s hit, trigger in %d rounds\n",  in lkdtm_kprobe_handler()
263 /* Generic read callback that just prints out the available crash types */
275 	n = scnprintf(buf, PAGE_SIZE, "Available crash types:\n");  in lkdtm_debugfs_read()
300 /* Special entry to just crash directly. Available without KPROBEs */
422 	/* Set crash count. */  in lkdtm_module_init()
438 	lkdtm_debugfs_root = debugfs_create_dir("provoke-crash", NULL);  in lkdtm_module_init()
455 		pr_info("Crash point %s of type %s registered\n",  in lkdtm_module_init()
458 		pr_info("No crash points registered, enable through debugfs\n");  in lkdtm_module_init()
481 	pr_info("Crash point unregistered\n");  in lkdtm_module_exit()
488 MODULE_DESCRIPTION("Kernel crash testing module");