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b527589d1f
A microcode update can cause the CPUID bits to change; an example from the past was the update that disabled TSX on several Haswell and Broadwell machines. Therefore, place microcode version in the virQEMUCaps struct and XML, and rebuild the cache if the versions do not match. Signed-off-by: Paolo Bonzini <pbonzini@redhat.com> Signed-off-by: Jiri Denemark <jdenemar@redhat.com>
82 lines
2.2 KiB
C
82 lines
2.2 KiB
C
/*
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* Copyright (C) 2016 Red Hat, Inc.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library. If not, see
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* <http://www.gnu.org/licenses/>.
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*
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* Author: Jiri Denemark <jdenemar@redhat.com>
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*/
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#include <config.h>
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#include "testutils.h"
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#include "internal.h"
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#include "virarch.h"
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#include "virthread.h"
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#include "qemu/qemu_capabilities.h"
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#define __QEMU_CAPSPRIV_H_ALLOW__ 1
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#include "qemu/qemu_capspriv.h"
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#define VIR_FROM_THIS VIR_FROM_NONE
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static void
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eventLoop(void *opaque ATTRIBUTE_UNUSED)
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{
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while (1) {
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if (virEventRunDefaultImpl() < 0) {
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fprintf(stderr, "Failed to run event loop: %s\n",
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virGetLastErrorMessage());
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}
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}
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}
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int
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main(int argc, char **argv)
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{
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virThread thread;
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virQEMUCapsPtr caps;
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VIR_TEST_PRELOAD(abs_builddir "/.libs/qemucapsprobemock.so");
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if (argc != 2) {
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fprintf(stderr, "%s QEMU_binary\n", argv[0]);
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return EXIT_FAILURE;
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}
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if (virThreadInitialize() < 0 ||
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virInitialize() < 0) {
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fprintf(stderr, "Failed to initialize libvirt");
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return EXIT_FAILURE;
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}
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if (virEventRegisterDefaultImpl() < 0) {
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fprintf(stderr, "Failed to register event implementation: %s\n",
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virGetLastErrorMessage());
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return EXIT_FAILURE;
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}
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if (virThreadCreate(&thread, false, eventLoop, NULL) < 0)
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return EXIT_FAILURE;
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if (!(caps = virQEMUCapsNewForBinaryInternal(VIR_ARCH_NONE, argv[1], "/tmp",
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-1, -1, 0, true)))
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return EXIT_FAILURE;
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virObjectUnref(caps);
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return EXIT_SUCCESS;
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}
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