commit 81402eadec8c11e29a7f16b54f8f5e578d350f75
author Martijn Coenen <maco@google.com> Mon May 08 09:33:22 2017 -0700
committer Martijn Coenen <maco@android.com> Thu Oct 05 10:03:07 2017 +0200
tree 87fee0c90c81238bf8ef515ca47ecf98240f3472
parent 96a28fcc7c92caac76a146f4327cbfffd068990b

ANDROID: binder: Add tracing for binder priority inheritance.

Bug: 34461621
Change-Id: I5ebb1c0c49fd42a89ee250a1d70221f767c82c7c
Signed-off-by: Martijn Coenen <maco@google.com>

drivers/android/binder.c

diff --git a/drivers/android/binder.c b/drivers/android/binder.c
index fcf85be..947d671 100644
--- a/drivers/android/binder.c
+++ b/drivers/android/binder.c
@@ -1153,6 +1153,10 @@
 			      task->pid, desired.prio,
 			      to_kernel_prio(policy, priority));
 
+	trace_binder_set_priority(task->tgid, task->pid, task->normal_prio,
+				  to_kernel_prio(policy, priority),
+				  desired.prio);
+
 	/* Set the actual priority */
 	if (task->policy != policy || is_rt_policy(policy)) {
 		struct sched_param params;