From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1758738AbYLDRhR (ORCPT ); Thu, 4 Dec 2008 12:37:17 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1758731AbYLDRcY (ORCPT ); Thu, 4 Dec 2008 12:32:24 -0500 Received: from outbound-va3.frontbridge.com ([216.32.180.16]:27818 "EHLO VA3EHSOBE005.bigfish.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1758713AbYLDRcL (ORCPT ); Thu, 4 Dec 2008 12:32:11 -0500 X-BigFish: VPS3(zzzzzzz32i43j66h) X-Spam-TCS-SCL: 5:0 X-WSS-ID: 0KBD4P9-04-YDP-01 From: Joerg Roedel To: avi@redhat.com, mingo@redhat.com, dwmw2@infradead.org, gregkh@suse.de, weidong.han@intel.com CC: iommu@lists.linux-foundation.org, linux-kernel@vger.kernel.org, kvm@vger.kernel.org, Joerg Roedel Subject: [PATCH 13/19] AMD IOMMU: add domain destroy function for IOMMU API Date: Thu, 4 Dec 2008 18:31:50 +0100 Message-ID: <1228411916-22668-14-git-send-email-joerg.roedel@amd.com> X-Mailer: git-send-email 1.5.6.4 In-Reply-To: <20081204172142.GH12816@amd.com> References: <20081204172142.GH12816@amd.com> X-OriginalArrivalTime: 04 Dec 2008 17:31:57.0324 (UTC) FILETIME=[34F194C0:01C95636] MIME-Version: 1.0 Content-Type: text/plain Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Impact: add a generic function for releasing protection domains Signed-off-by: Joerg Roedel --- arch/x86/kernel/amd_iommu.c | 18 ++++++++++++++++++ 1 files changed, 18 insertions(+), 0 deletions(-) diff --git a/arch/x86/kernel/amd_iommu.c b/arch/x86/kernel/amd_iommu.c index 5d56cba..fd42926 100644 --- a/arch/x86/kernel/amd_iommu.c +++ b/arch/x86/kernel/amd_iommu.c @@ -1511,3 +1511,21 @@ out_free: return -ENOMEM; } + +static void amd_iommu_domain_destroy(struct iommu_domain *dom) +{ + struct protection_domain *domain = dom->priv; + + if (!domain) + return; + + BUG_ON(domain->dev_cnt); + + free_pagetable(domain); + + domain_id_free(domain->id); + + kfree(domain); + + dom->priv = NULL; +} -- 1.5.6.4