From patchwork Fri Sep 27 10:03:43 2013 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Aneesh Kumar K.V" X-Patchwork-Id: 278505 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id EBAC72C00BA for ; Fri, 27 Sep 2013 20:04:16 +1000 (EST) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752072Ab3I0KEN (ORCPT ); Fri, 27 Sep 2013 06:04:13 -0400 Received: from e28smtp07.in.ibm.com ([122.248.162.7]:60897 "EHLO e28smtp07.in.ibm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752393Ab3I0KEK (ORCPT ); Fri, 27 Sep 2013 06:04:10 -0400 Received: from /spool/local by e28smtp07.in.ibm.com with IBM ESMTP SMTP Gateway: Authorized Use Only! Violators will be prosecuted for from ; Fri, 27 Sep 2013 15:34:07 +0530 Received: from d28dlp03.in.ibm.com (9.184.220.128) by e28smtp07.in.ibm.com (192.168.1.137) with IBM ESMTP SMTP Gateway: Authorized Use Only! Violators will be prosecuted; Fri, 27 Sep 2013 15:34:05 +0530 Received: from d28relay02.in.ibm.com (d28relay02.in.ibm.com [9.184.220.59]) by d28dlp03.in.ibm.com (Postfix) with ESMTP id 62941125805D for ; Fri, 27 Sep 2013 15:34:18 +0530 (IST) Received: from d28av02.in.ibm.com (d28av02.in.ibm.com [9.184.220.64]) by d28relay02.in.ibm.com (8.13.8/8.13.8/NCO v10.0) with ESMTP id r8RA6PBs38142022 for ; Fri, 27 Sep 2013 15:36:25 +0530 Received: from d28av02.in.ibm.com (localhost [127.0.0.1]) by d28av02.in.ibm.com (8.14.4/8.14.4/NCO v10.0 AVout) with ESMTP id r8RA42M3020004 for ; Fri, 27 Sep 2013 15:34:02 +0530 Received: from skywalker.in.ibm.com (skywalker.in.ibm.com [9.124.158.186] (may be forged)) by d28av02.in.ibm.com (8.14.4/8.14.4/NCO v10.0 AVin) with ESMTP id r8RA41LZ019963; Fri, 27 Sep 2013 15:34:01 +0530 From: "Aneesh Kumar K.V" To: agraf@suse.de, benh@kernel.crashing.org, paulus@samba.org Cc: linuxppc-dev@lists.ozlabs.org, kvm-ppc@vger.kernel.org, "Aneesh Kumar K.V" Subject: [RFC PATCH 01/11] kvm: powerpc: book3s hv: Fix vcore leak Date: Fri, 27 Sep 2013 15:33:43 +0530 Message-Id: <1380276233-17095-2-git-send-email-aneesh.kumar@linux.vnet.ibm.com> X-Mailer: git-send-email 1.8.1.2 In-Reply-To: <1380276233-17095-1-git-send-email-aneesh.kumar@linux.vnet.ibm.com> References: <1380276233-17095-1-git-send-email-aneesh.kumar@linux.vnet.ibm.com> X-TM-AS-MML: No X-Content-Scanned: Fidelis XPS MAILER x-cbid: 13092710-8878-0000-0000-00000902A3ED Sender: kvm-ppc-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: kvm-ppc@vger.kernel.org From: Paul Mackerras add kvmppc_free_vcores() to free the kvmppc_vcore structures that we allocate for a guest, which are currently being leaked. Signed-off-by: Paul Mackerras Signed-off-by: Aneesh Kumar K.V --- arch/powerpc/kvm/book3s_hv.c | 10 ++++++++++ 1 file changed, 10 insertions(+) diff --git a/arch/powerpc/kvm/book3s_hv.c b/arch/powerpc/kvm/book3s_hv.c index 62a2b5a..edc7f9f 100644 --- a/arch/powerpc/kvm/book3s_hv.c +++ b/arch/powerpc/kvm/book3s_hv.c @@ -1931,10 +1931,20 @@ int kvmppc_core_init_vm(struct kvm *kvm) return 0; } +static void kvmppc_free_vcores(struct kvm *kvm) +{ + long int i; + + for (i = 0; i < KVM_MAX_VCORES; ++i) + kfree(kvm->arch.vcores[i]); + kvm->arch.online_vcores = 0; +} + void kvmppc_core_destroy_vm(struct kvm *kvm) { uninhibit_secondary_onlining(); + kvmppc_free_vcores(kvm); if (kvm->arch.rma) { kvm_release_rma(kvm->arch.rma); kvm->arch.rma = NULL;