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8213436: Obsolete UseMembar

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Reviewed-by: kvn, dholmes, mdoerr, adinn
This commit is contained in:
Mikael Vidstedt 2018-11-08 11:45:13 -08:00
parent 38a1e5ffbc
commit f69921f2fc
57 changed files with 43 additions and 655 deletions
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11
src/hotspot/os_cpu/linux_x86/os_linux_x86.cpp
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@ -498,17 +498,6 @@ JVM_handle_linux_signal(int sig,
stub = addr;
}
}
// Check to see if we caught the safepoint code in the
// process of write protecting the memory serialization page.
// It write enables the page immediately after protecting it
// so we can just return to retry the write.
if ((sig == SIGSEGV) &&
os::is_memory_serialize_page(thread, (address) info->si_addr)) {
// Block current thread until the memory serialize page permission restored.
os::block_on_serialize_page_trap();
return true;
}
}
#ifndef AMD64