From 130000e068ec68a10fc632ee4ffc8a5fb563159b Mon Sep 17 00:00:00 2001
From: Pawel Dziepak <pdziepak@quarnos.org>
Date: Wed, 9 Oct 2013 01:37:00 +0200
Subject: [PATCH] kernel: Dump scheduler specific thread data

---
 src/system/kernel/scheduler/scheduler_affine.cpp  |  3 ++-
 src/system/kernel/scheduler/scheduler_simple.cpp  | 15 ++++++++++++++-
 .../kernel/scheduler/scheduler_simple_smp.cpp     |  3 ++-
 src/system/kernel/thread.cpp                      |  4 ++++
 4 files changed, 22 insertions(+), 3 deletions(-)

diff --git a/src/system/kernel/scheduler/scheduler_affine.cpp b/src/system/kernel/scheduler/scheduler_affine.cpp
index fde10f0d59..471b53ef7c 100644
--- a/src/system/kernel/scheduler/scheduler_affine.cpp
+++ b/src/system/kernel/scheduler/scheduler_affine.cpp
@@ -547,7 +547,8 @@ static scheduler_ops kAffineOps = {
 	affine_on_thread_create,
 	affine_on_thread_init,
 	affine_on_thread_destroy,
-	affine_start
+	affine_start,
+	NULL
 };
 
 
diff --git a/src/system/kernel/scheduler/scheduler_simple.cpp b/src/system/kernel/scheduler/scheduler_simple.cpp
index 40a789aa98..fe359299fd 100644
--- a/src/system/kernel/scheduler/scheduler_simple.cpp
+++ b/src/system/kernel/scheduler/scheduler_simple.cpp
@@ -120,6 +120,18 @@ dump_run_queue(int argc, char** argv)
 }
 
 
+static void
+simple_dump_thread_data(scheduler_thread_data* schedulerThreadData)
+{
+	kprintf("\tpriority_penalty:\t%" B_PRId32 "\n",
+		schedulerThreadData->priority_penalty);
+	kprintf("\tforced_yield_count:\t%" B_PRId32 "\n",
+		schedulerThreadData->forced_yield_count);
+	kprintf("\tstolen_time:\t\t%" B_PRId64 "\n",
+		schedulerThreadData->stolen_time);
+}
+
+
 static inline int32
 simple_get_effective_priority(Thread* thread)
 {
@@ -563,7 +575,8 @@ static scheduler_ops kSimpleOps = {
 	simple_on_thread_create,
 	simple_on_thread_init,
 	simple_on_thread_destroy,
-	simple_start
+	simple_start,
+	simple_dump_thread_data
 };
 
 
diff --git a/src/system/kernel/scheduler/scheduler_simple_smp.cpp b/src/system/kernel/scheduler/scheduler_simple_smp.cpp
index d30ce9c3a7..e596014743 100644
--- a/src/system/kernel/scheduler/scheduler_simple_smp.cpp
+++ b/src/system/kernel/scheduler/scheduler_simple_smp.cpp
@@ -462,7 +462,8 @@ static scheduler_ops kSimpleSMPOps = {
 	on_thread_create,
 	on_thread_init,
 	on_thread_destroy,
-	start
+	start,
+	NULL
 };
 
 
diff --git a/src/system/kernel/thread.cpp b/src/system/kernel/thread.cpp
index 781720c1c6..66972e70bf 100644
--- a/src/system/kernel/thread.cpp
+++ b/src/system/kernel/thread.cpp
@@ -1786,6 +1786,10 @@ _dump_thread_info(Thread *thread, bool shortInfo)
 	kprintf("flags:              0x%" B_PRIx32 "\n", thread->flags);
 	kprintf("architecture dependant section:\n");
 	arch_thread_dump_info(&thread->arch_info);
+	if (gScheduler->dump_thread_data != NULL) {
+		kprintf("scheduler data:\n");
+		gScheduler->dump_thread_data(thread->scheduler_data);
+	}
 }