Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755406AbYLIOVw (ORCPT ); Tue, 9 Dec 2008 09:21:52 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1754161AbYLIOQr (ORCPT ); Tue, 9 Dec 2008 09:16:47 -0500 Received: from outbound-wa4.frontbridge.com ([216.32.181.16]:52808 "EHLO WA4EHSOBE006.bigfish.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753413AbYLIOQ3 (ORCPT ); Tue, 9 Dec 2008 09:16:29 -0500 X-BigFish: VPS3(zzzzzzz32i43j65h) X-Spam-TCS-SCL: 4:0 X-WSS-ID: 0KBM4ZA-03-KKY-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 15/21] AMD IOMMU: add domain destroy function for IOMMU API Date: Tue, 9 Dec 2008 15:16:12 +0100 Message-ID: <1228832178-13429-16-git-send-email-joerg.roedel@amd.com> X-Mailer: git-send-email 1.5.6.4 In-Reply-To: <1228832178-13429-15-git-send-email-joerg.roedel@amd.com> References: <20081209141143.GW12816@amd.com> <1228832178-13429-1-git-send-email-joerg.roedel@amd.com> <1228832178-13429-2-git-send-email-joerg.roedel@amd.com> <1228832178-13429-3-git-send-email-joerg.roedel@amd.com> <1228832178-13429-4-git-send-email-joerg.roedel@amd.com> <1228832178-13429-5-git-send-email-joerg.roedel@amd.com> <1228832178-13429-6-git-send-email-joerg.roedel@amd.com> <1228832178-13429-7-git-send-email-joerg.roedel@amd.com> <1228832178-13429-8-git-send-email-joerg.roedel@amd.com> <1228832178-13429-9-git-send-email-joerg.roedel@amd.com> <1228832178-13429-10-git-send-email-joerg.roedel@amd.com> <1228832178-13429-11-git-send-email-joerg.roedel@amd.com> <1228832178-13429-12-git-send-email-joerg.roedel@amd.com> <1228832178-13429-13-git-send-email-joerg.roedel@amd.com> <1228832178-13429-14-git-send-email-joerg.roedel@amd.com> <1228832178-13429-15-git-send-email-joerg.roedel@amd.com> X-OriginalArrivalTime: 09 Dec 2008 14:16:19.0192 (UTC) FILETIME=[B4898780:01C95A08] 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 Content-Length: 1053 Lines: 45 Impact: add a generic function for releasing protection domains Signed-off-by: Joerg Roedel --- arch/x86/kernel/amd_iommu.c | 21 +++++++++++++++++++++ 1 files changed, 21 insertions(+), 0 deletions(-) diff --git a/arch/x86/kernel/amd_iommu.c b/arch/x86/kernel/amd_iommu.c index cb7db66..d5581bb 100644 --- a/arch/x86/kernel/amd_iommu.c +++ b/arch/x86/kernel/amd_iommu.c @@ -1552,3 +1552,24 @@ out_free: return -ENOMEM; } + +static void amd_iommu_domain_destroy(struct iommu_domain *dom) +{ + struct protection_domain *domain = dom->priv; + + if (!domain) + return; + + if (domain->dev_cnt > 0) + cleanup_domain(domain); + + BUG_ON(domain->dev_cnt != 0); + + free_pagetable(domain); + + domain_id_free(domain->id); + + kfree(domain); + + dom->priv = NULL; +} -- 1.5.6.4 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/