From 3e717add9a2fbddc89ee47a712d3b9d2705a954a Mon Sep 17 00:00:00 2001
From: phh <none@none>
Date: Thu, 26 Jan 2012 20:06:06 -0500
Subject: 7082553: Interpret Thread.setPriority(Thread.MAX_PRIORITY) to mean
 FX60 on Solaris 10 and 11 Summary: Add CriticalPriority == MaxPriority+1 and
 enable scheduling class as well as thread priority to change on Solaris.
 Reviewed-by: dholmes, dcubed

---
 src/os/linux/vm/os_linux.cpp | 11 ++++++++---
 1 file changed, 8 insertions(+), 3 deletions(-)

(limited to 'src/os/linux')

diff --git a/src/os/linux/vm/os_linux.cpp b/src/os/linux/vm/os_linux.cpp
index f2e198813..72f3fd07a 100644
--- a/src/os/linux/vm/os_linux.cpp
+++ b/src/os/linux/vm/os_linux.cpp
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 1999, 2011, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 1999, 2012, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
@@ -3383,7 +3383,7 @@ void os::loop_breaker(int attempts) {
 // this reason, the code should not be used as default (ThreadPriorityPolicy=0).
 // It is only used when ThreadPriorityPolicy=1 and requires root privilege.
 
-int os::java_to_os_priority[MaxPriority + 1] = {
+int os::java_to_os_priority[CriticalPriority + 1] = {
   19,              // 0 Entry should never be used
 
    4,              // 1 MinPriority
@@ -3398,7 +3398,9 @@ int os::java_to_os_priority[MaxPriority + 1] = {
   -3,              // 8
   -4,              // 9 NearMaxPriority
 
-  -5               // 10 MaxPriority
+  -5,              // 10 MaxPriority
+
+  -5               // 11 CriticalPriority
 };
 
 static int prio_init() {
@@ -3413,6 +3415,9 @@ static int prio_init() {
       ThreadPriorityPolicy = 0;
     }
   }
+  if (UseCriticalJavaThreadPriority) {
+    os::java_to_os_priority[MaxPriority] = os::java_to_os_priority[CriticalPriority];
+  }
   return 0;
 }
 
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