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authorPeter Zijlstra <peterz@infradead.org>2017-03-23 15:56:12 +0100
committerThomas Gleixner <tglx@linutronix.de>2017-04-04 11:44:06 +0200
commitb91473ff6e979c0028f02f90e40c844959c736d8 (patch)
treedde9f94c4918724ef104419d204fb8d6f44e0c65 /kernel/sched
parentacd58620e415aee4a43a808d7d2fd87259ee0001 (diff)
downloadop-kernel-dev-b91473ff6e979c0028f02f90e40c844959c736d8.zip
op-kernel-dev-b91473ff6e979c0028f02f90e40c844959c736d8.tar.gz
sched,tracing: Update trace_sched_pi_setprio()
Pass the PI donor task, instead of a numerical priority. Numerical priorities are not sufficient to describe state ever since SCHED_DEADLINE. Annotate all sched tracepoints that are currently broken; fixing them will bork userspace. *hate*. Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org> Reviewed-by: Steven Rostedt <rostedt@goodmis.org> Cc: juri.lelli@arm.com Cc: bigeasy@linutronix.de Cc: xlpang@redhat.com Cc: mathieu.desnoyers@efficios.com Cc: jdesfossez@efficios.com Cc: bristot@redhat.com Link: http://lkml.kernel.org/r/20170323150216.353599881@infradead.org Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Diffstat (limited to 'kernel/sched')
-rw-r--r--kernel/sched/core.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/kernel/sched/core.c b/kernel/sched/core.c
index 37b152a..0c443bb 100644
--- a/kernel/sched/core.c
+++ b/kernel/sched/core.c
@@ -3752,7 +3752,7 @@ void rt_mutex_setprio(struct task_struct *p, struct task_struct *pi_task)
goto out_unlock;
}
- trace_sched_pi_setprio(p, prio); /* broken */
+ trace_sched_pi_setprio(p, pi_task);
oldprio = p->prio;
if (oldprio == prio)
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