From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-2.5 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_SANE_1 autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 67D3AC433E0 for ; Wed, 24 Jun 2020 11:58:35 +0000 (UTC) Received: from silver.osuosl.org (smtp3.osuosl.org [140.211.166.136]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 46FEC20857 for ; Wed, 24 Jun 2020 11:58:35 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 46FEC20857 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=8bytes.org Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=iommu-bounces@lists.linux-foundation.org Received: from localhost (localhost [127.0.0.1]) by silver.osuosl.org (Postfix) with ESMTP id 089F52037B; Wed, 24 Jun 2020 11:58:35 +0000 (UTC) X-Virus-Scanned: amavisd-new at osuosl.org Received: from silver.osuosl.org ([127.0.0.1]) by localhost (.osuosl.org [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id hAqzMroynu32; Wed, 24 Jun 2020 11:58:34 +0000 (UTC) Received: from lists.linuxfoundation.org (lf-lists.osuosl.org [140.211.9.56]) by silver.osuosl.org (Postfix) with ESMTP id 6323C20369; Wed, 24 Jun 2020 11:58:34 +0000 (UTC) Received: from lf-lists.osuosl.org (localhost [127.0.0.1]) by lists.linuxfoundation.org (Postfix) with ESMTP id 4835DC088E; Wed, 24 Jun 2020 11:58:34 +0000 (UTC) Received: from silver.osuosl.org (smtp3.osuosl.org [140.211.166.136]) by lists.linuxfoundation.org (Postfix) with ESMTP id C8916C016F for ; Wed, 24 Jun 2020 11:58:32 +0000 (UTC) Received: from localhost (localhost [127.0.0.1]) by silver.osuosl.org (Postfix) with ESMTP id ACBD22037B for ; Wed, 24 Jun 2020 11:58:32 +0000 (UTC) X-Virus-Scanned: amavisd-new at osuosl.org Received: from silver.osuosl.org ([127.0.0.1]) by localhost (.osuosl.org [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id snYUzpN7z+Xj for ; Wed, 24 Jun 2020 11:58:31 +0000 (UTC) X-Greylist: from auto-whitelisted by SQLgrey-1.7.6 Received: from theia.8bytes.org (8bytes.org [81.169.241.247]) by silver.osuosl.org (Postfix) with ESMTPS id 3E22720369 for ; Wed, 24 Jun 2020 11:58:31 +0000 (UTC) Received: by theia.8bytes.org (Postfix, from userid 1000) id 3B6802AF; Wed, 24 Jun 2020 13:58:29 +0200 (CEST) Date: Wed, 24 Jun 2020 13:58:27 +0200 From: Joerg Roedel To: Greg KH Subject: Re: [PATCH v2] iommu: amd: Fix IO_PAGE_FAULT due to __unmap_single() size overflow Message-ID: <20200624115827.GO3701@8bytes.org> References: <20200624084121.6588-1-suravee.suthikulpanit@amd.com> <20200624090906.GC1731290@kroah.com> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20200624090906.GC1731290@kroah.com> User-Agent: Mutt/1.10.1 (2018-07-13) Cc: iommu@lists.linux-foundation.org, stable@vger.kernel.org X-BeenThere: iommu@lists.linux-foundation.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: Development issues for Linux IOMMU support List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: iommu-bounces@lists.linux-foundation.org Sender: "iommu" Hi Greg, On Wed, Jun 24, 2020 at 11:09:06AM +0200, Greg KH wrote: > So what exact stable kernel version(s) do you want to see this patch > applied to? It is needed in kernels <= v5.4. Linux v5.5 has replaced the code with the bug. Joerg _______________________________________________ iommu mailing list iommu@lists.linux-foundation.org https://lists.linuxfoundation.org/mailman/listinfo/iommu From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-2.5 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,USER_AGENT_SANE_1 autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 197E7C433E0 for ; Wed, 24 Jun 2020 11:58:33 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 0182920B1F for ; Wed, 24 Jun 2020 11:58:33 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2388522AbgFXL6c (ORCPT ); Wed, 24 Jun 2020 07:58:32 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:55376 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2388491AbgFXL6c (ORCPT ); Wed, 24 Jun 2020 07:58:32 -0400 X-Greylist: delayed 196 seconds by postgrey-1.37 at lindbergh.monkeyblade.net; Wed, 24 Jun 2020 04:58:31 PDT Received: from theia.8bytes.org (8bytes.org [IPv6:2a01:238:4383:600:38bc:a715:4b6d:a889]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 546E2C061573 for ; Wed, 24 Jun 2020 04:58:30 -0700 (PDT) Received: by theia.8bytes.org (Postfix, from userid 1000) id 3B6802AF; Wed, 24 Jun 2020 13:58:29 +0200 (CEST) Date: Wed, 24 Jun 2020 13:58:27 +0200 From: Joerg Roedel To: Greg KH Cc: Suravee Suthikulpanit , stable@vger.kernel.org, iommu@lists.linux-foundation.org Subject: Re: [PATCH v2] iommu: amd: Fix IO_PAGE_FAULT due to __unmap_single() size overflow Message-ID: <20200624115827.GO3701@8bytes.org> References: <20200624084121.6588-1-suravee.suthikulpanit@amd.com> <20200624090906.GC1731290@kroah.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20200624090906.GC1731290@kroah.com> User-Agent: Mutt/1.10.1 (2018-07-13) Sender: stable-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org Hi Greg, On Wed, Jun 24, 2020 at 11:09:06AM +0200, Greg KH wrote: > So what exact stable kernel version(s) do you want to see this patch > applied to? It is needed in kernels <= v5.4. Linux v5.5 has replaced the code with the bug. Joerg