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8221639: [i386] expand_exec_shield_cs_limit workaround is undefined code after JDK-8199717

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Only perform this optimization for x86_64

Reviewed-by: dholmes, andrew
This commit is contained in:
Severin Gehwolf 2019-04-18 13:58:31 +02:00
parent 048c3dc026
commit fb355041ea
2 changed files with 7 additions and 3 deletions
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9
src/hotspot/os/linux/os_linux.cpp
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@ -5158,13 +5158,16 @@ jint os::init_2(void) {
return JNI_ERR;
}
#if defined(IA32)
// Need to ensure we've determined the process's initial stack to
// perform the workaround
Linux::capture_initial_stack(JavaThread::stack_size_at_create());
workaround_expand_exec_shield_cs_limit();
#else
suppress_primordial_thread_resolution = Arguments::created_by_java_launcher();
if (!suppress_primordial_thread_resolution) {
Linux::capture_initial_stack(JavaThread::stack_size_at_create());
}
#if defined(IA32)
workaround_expand_exec_shield_cs_limit();
#endif
Linux::libpthread_init();