From mboxrd@z Thu Jan 1 00:00:00 1970 From: Peter Xu Subject: [kvm-unit-tests PATCH 01/14] x86: vm: allow multiple init for vm setup Date: Fri, 14 Oct 2016 20:40:39 +0800 Message-ID: <1476448852-30062-2-git-send-email-peterx@redhat.com> References: <1476448852-30062-1-git-send-email-peterx@redhat.com> Cc: jan.kiszka@web.de, agordeev@redhat.com, drjones@redhat.com, rkrcmar@redhat.com, pbonzini@redhat.com, peterx@redhat.com To: kvm@vger.kernel.org Return-path: Received: from mx1.redhat.com ([209.132.183.28]:60146 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752013AbcJNMlD (ORCPT ); Fri, 14 Oct 2016 08:41:03 -0400 In-Reply-To: <1476448852-30062-1-git-send-email-peterx@redhat.com> Sender: kvm-owner@vger.kernel.org List-ID: Signed-off-by: Peter Xu --- lib/x86/vm.c | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/lib/x86/vm.c b/lib/x86/vm.c index 906fbf2..9771bd7 100644 --- a/lib/x86/vm.c +++ b/lib/x86/vm.c @@ -151,9 +151,16 @@ static void setup_mmu(unsigned long len) void setup_vm() { + static bool vm_inited = false; + + if (vm_inited) { + return; + } + end_of_memory = fwcfg_get_u64(FW_CFG_RAM_SIZE); free_memory(&edata, end_of_memory - (unsigned long)&edata); setup_mmu(end_of_memory); + vm_inited = true; } void *vmalloc(unsigned long size) -- 2.7.4