diff options
| -rw-r--r-- | kernel/panic.c | 18 | ||||
| -rw-r--r-- | kernel/sched_rt.c | 2 |
2 files changed, 20 insertions, 0 deletions
diff --git a/kernel/panic.c b/kernel/panic.c index 6f6e03e9159..da4d6bac270 100644 --- a/kernel/panic.c +++ b/kernel/panic.c @@ -19,6 +19,7 @@ #include <linux/nmi.h> #include <linux/kexec.h> #include <linux/debug_locks.h> +#include <linux/random.h> int panic_on_oops; int tainted; @@ -266,12 +267,29 @@ void oops_enter(void) } /* + * 64-bit random ID for oopses: + */ +static u64 oops_id; + +static int init_oops_id(void) +{ + if (!oops_id) + get_random_bytes(&oops_id, sizeof(oops_id)); + + return 0; +} +late_initcall(init_oops_id); + +/* * Called when the architecture exits its oops handler, after printing * everything. */ void oops_exit(void) { do_oops_enter_exit(); + init_oops_id(); + printk(KERN_WARNING "---[ end trace %016llx ]---\n", + (unsigned long long)oops_id); } #ifdef CONFIG_CC_STACKPROTECTOR diff --git a/kernel/sched_rt.c b/kernel/sched_rt.c index ee9c8b6529e..9ba3daa0347 100644 --- a/kernel/sched_rt.c +++ b/kernel/sched_rt.c @@ -208,6 +208,8 @@ move_one_task_rt(struct rq *this_rq, int this_cpu, struct rq *busiest, static void task_tick_rt(struct rq *rq, struct task_struct *p) { + update_curr_rt(rq); + /* * RR tasks need a special form of timeslice management. * FIFO tasks have no timeslices. |