aboutsummaryrefslogtreecommitdiff
diff options
context:
space:
mode:
authorLinus Torvalds <torvalds@woody.linux-foundation.org>2007-12-20 11:53:41 -0800
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2007-12-20 11:53:41 -0800
commitfaa4877f023bafa35239d411b160955dc0629fe9 (patch)
tree786e746ad7a1e8485b17b33d9865e0128d51f6cc
parent17eb2c3b56afe72f76330b5db657c8b4fc98aa39 (diff)
parent2c3b20e91fe3a083c5d9bc79437c485866ea251c (diff)
downloadlinux-stericsson-faa4877f023bafa35239d411b160955dc0629fe9.tar.gz
Merge git://git.kernel.org/pub/scm/linux/kernel/git/mingo/linux-2.6-sched
* git://git.kernel.org/pub/scm/linux/kernel/git/mingo/linux-2.6-sched: debug: add end-of-oops marker sched: rt: account the cpu time during the tick
-rw-r--r--kernel/panic.c18
-rw-r--r--kernel/sched_rt.c2
2 files changed, 20 insertions, 0 deletions
diff --git a/kernel/panic.c b/kernel/panic.c
index 6f6e03e91595..da4d6bac270e 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 ee9c8b6529e9..9ba3daa03475 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.