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comparison src/share/vm/runtime/arguments.cpp @ 6878:85916677fc22

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7188233: UseVMInterruptibleIO flag deprecate for JDK8 Summary: The -XX:+UseVMInterruptibleIO flag is deprecated for JDK8. The flag will still enable Interruptible IO on Solaris, but users will get a warning. Reviewed-by: dholmes, acorn, alanb Contributed-by: harold.seigel@oracle.com
author coleenp
date Thu, 18 Oct 2012 13:08:13 -0400
parents 5876f980ea19
children 8ebcedb7604d
comparison
equal deleted inserted replaced
6872:7b5885dadbdc 6878:85916677fc22
2769 option->optionString); 2769 option->optionString);
2770 describe_range_error(errcode); 2770 describe_range_error(errcode);
2771 return JNI_EINVAL; 2771 return JNI_EINVAL;
2772 } 2772 }
2773 FLAG_SET_CMDLINE(uintx, MaxDirectMemorySize, max_direct_memory_size); 2773 FLAG_SET_CMDLINE(uintx, MaxDirectMemorySize, max_direct_memory_size);
2774 } else if (match_option(option, "-XX:+UseVMInterruptibleIO", &tail)) {
2775 // NOTE! In JDK 9, the UseVMInterruptibleIO flag will completely go
2776 // away and will cause VM initialization failures!
2777 warning("-XX:+UseVMInterruptibleIO is obsolete and will be removed in a future release.");
2778 FLAG_SET_CMDLINE(bool, UseVMInterruptibleIO, true);
2774 } else if (match_option(option, "-XX:", &tail)) { // -XX:xxxx 2779 } else if (match_option(option, "-XX:", &tail)) { // -XX:xxxx
2775 // Skip -XX:Flags= since that case has already been handled 2780 // Skip -XX:Flags= since that case has already been handled
2776 if (strncmp(tail, "Flags=", strlen("Flags=")) != 0) { 2781 if (strncmp(tail, "Flags=", strlen("Flags=")) != 0) {
2777 if (!process_argument(tail, args->ignoreUnrecognized, origin)) { 2782 if (!process_argument(tail, args->ignoreUnrecognized, origin)) {
2778 return JNI_EINVAL; 2783 return JNI_EINVAL;
2784 } 2789 }
2785 } 2790 }
2786 2791
2787 // Change the default value for flags which have different default values 2792 // Change the default value for flags which have different default values
2788 // when working with older JDKs. 2793 // when working with older JDKs.
2789 if (JDK_Version::current().compare_major(6) <= 0 &&
2790 FLAG_IS_DEFAULT(UseVMInterruptibleIO)) {
2791 FLAG_SET_DEFAULT(UseVMInterruptibleIO, true);
2792 }
2793 #ifdef LINUX 2794 #ifdef LINUX
2794 if (JDK_Version::current().compare_major(6) <= 0 && 2795 if (JDK_Version::current().compare_major(6) <= 0 &&
2795 FLAG_IS_DEFAULT(UseLinuxPosixThreadCPUClocks)) { 2796 FLAG_IS_DEFAULT(UseLinuxPosixThreadCPUClocks)) {
2796 FLAG_SET_DEFAULT(UseLinuxPosixThreadCPUClocks, false); 2797 FLAG_SET_DEFAULT(UseLinuxPosixThreadCPUClocks, false);
2797 } 2798 }