Mercurial > hg > truffle
view make/linux/makefiles/dtrace.make @ 17965:4a1062dc52d1
8036823: Stack trace sometimes shows 'locked' instead of 'waiting to lock'
Summary: Add a !owner check for 'waiting to lock' to catch current_pending_monitor corner cases.
Reviewed-by: dholmes, sspitsyn, kmo, zgu
Contributed-by: rednaxelafx@gmail.com, zhengyu.gu@oracle.com, daniel.daugherty@oracle.com
author | dcubed |
---|---|
date | Wed, 04 Jun 2014 06:25:53 -0700 |
parents | 75982791ddb6 |
children | a00b8f42c4c4 |
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# # Copyright (c) 2005, 2012, Oracle and/or its affiliates. All rights reserved. # Copyright (c) 2012 Red Hat, Inc. # DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. # # This code is free software; you can redistribute it and/or modify it # under the terms of the GNU General Public License version 2 only, as # published by the Free Software Foundation. # # This code is distributed in the hope that it will be useful, but WITHOUT # ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or # FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License # version 2 for more details (a copy is included in the LICENSE file that # accompanied this code). # # You should have received a copy of the GNU General Public License version # 2 along with this work; if not, write to the Free Software Foundation, # Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. # # Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA # or visit www.oracle.com if you need additional information or have any # questions. # # # Linux does not build jvm_db LIBJVM_DB = # Only OPENJDK builds test and support SDT probes currently. ifndef OPENJDK REASON = "This JDK does not support SDT probes" else # We need a recent GCC for the default ifeq "$(shell expr \( $(CC_VER_MAJOR) \>= 4 \) \& \( $(CC_VER_MINOR) \>= 4 \) )" "0" REASON = "gcc version is too old" else # But it does have a SystemTap dtrace compatible sys/sdt.h ifneq ($(ALT_SDT_H),) SDT_H_FILE = $(ALT_SDT_H) else SDT_H_FILE = /usr/include/sys/sdt.h endif DTRACE_ENABLED = $(shell test -f $(SDT_H_FILE) && echo $(SDT_H_FILE)) REASON = "$(SDT_H_FILE) not found" ifneq ($(DTRACE_ENABLED),) CFLAGS += -DDTRACE_ENABLED endif endif endif # Phony target used in vm.make build target to check whether enabled. .PHONY: dtraceCheck ifeq ($(DTRACE_ENABLED),) dtraceCheck: $(QUIETLY) echo "**NOTICE** Dtrace support disabled: $(REASON)" else dtraceCheck: endif # It doesn't support HAVE_DTRACE_H though.