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8196678: avoid printing uninitialized buffer in os::print_memory_info on AIX

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Reviewed-by: dholmes, goetz, clanger
This commit is contained in:
Arno Zeller 2018-02-07 09:18:13 +01:00 committed by Christoph Langer
parent 3138724d05
commit b0cb59ac31
1 changed files with 3 additions and 5 deletions
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8
src/hotspot/os/aix/os_aix.cpp
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@ -1,6 +1,6 @@
/*
* Copyright (c) 1999, 2017, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 2012, 2017 SAP SE. All rights reserved.
* Copyright (c) 1999, 2018, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 2012, 2018 SAP SE. 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
@ -1417,7 +1417,6 @@ void os::print_memory_info(outputStream* st) {
os::Aix::meminfo_t mi;
if (os::Aix::get_meminfo(&mi)) {
char buffer[256];
if (os::Aix::on_aix()) {
st->print_cr("physical total : " SIZE_FORMAT, mi.real_total);
st->print_cr("physical free : " SIZE_FORMAT, mi.real_free);
@ -1431,10 +1430,9 @@ void os::print_memory_info(outputStream* st) {
// pgsp_free: size of system ASP times percentage of system ASP unused
st->print_cr("physical total : " SIZE_FORMAT, mi.real_total);
st->print_cr("system asp total : " SIZE_FORMAT, mi.pgsp_total);
st->print_cr("%% system asp used : " SIZE_FORMAT,
st->print_cr("%% system asp used : %.2f",
mi.pgsp_total ? (100.0f * (mi.pgsp_total - mi.pgsp_free) / mi.pgsp_total) : -1.0f);
}
st->print_raw(buffer);
}
st->cr();