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8061467: Bad page size passed to setup_large_pages() on Solaris

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Reviewed-by: tschatzl, mgerdin
This commit is contained in:
Erik Helin 2014-11-05 16:39:10 +01:00
parent c1bc4be92b
commit 0e54928686
2 changed files with 41 additions and 1 deletions
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5
hotspot/src/os/solaris/vm/os_solaris.cpp
View file

@ -2607,7 +2607,10 @@ void os::pd_realign_memory(char *addr, size_t bytes, size_t alignment_hint) {
assert((intptr_t)addr % alignment_hint == 0, "Address should be aligned."); assert((intptr_t)addr % alignment_hint == 0, "Address should be aligned.");
assert((intptr_t)(addr + bytes) % alignment_hint == 0, "End should be aligned."); assert((intptr_t)(addr + bytes) % alignment_hint == 0, "End should be aligned.");
if (UseLargePages) { if (UseLargePages) {
Solaris::setup_large_pages(addr, bytes, alignment_hint); size_t page_size = Solaris::page_size_for_alignment(alignment_hint);
if (page_size > (size_t) vm_page_size()) {
Solaris::setup_large_pages(addr, bytes, page_size);
}
} }
} }

37
hotspot/test/gc/TestNUMAPageSize.java Normal file
View file

@ -0,0 +1,37 @@
/*
* Copyright (c) 2014, Oracle and/or its affiliates. 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
* 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.
*/
/**
* @test TestNUMAPageSize
* @summary Make sure that start up with NUMA support does not cause problems.
* @bug 8061467
* @key gc
* @key regression
* @run main/othervm -Xmx8M -XX:+UseNUMA TestNUMAPageSize
*/
public class TestNUMAPageSize {
public static void main(String args[]) throws Exception {
// nothing to do
}
}