From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail.linuxfoundation.org ([140.211.169.12]:50329 "EHLO mail.linuxfoundation.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756036AbcBXDoW (ORCPT ); Tue, 23 Feb 2016 22:44:22 -0500 Subject: Patch "iommu/amd: Correct the wrong setting of alias DTE in do_attach" has been added to the 4.4-stable tree To: bhe@redhat.com, gregkh@linuxfoundation.org, jroedel@suse.de, markh@compro.net Cc: , From: Date: Tue, 23 Feb 2016 19:24:28 -0800 Message-ID: <1456284268725@kroah.com> MIME-Version: 1.0 Content-Type: text/plain; charset=ANSI_X3.4-1968 Content-Transfer-Encoding: 8bit Sender: stable-owner@vger.kernel.org List-ID: This is a note to let you know that I've just added the patch titled iommu/amd: Correct the wrong setting of alias DTE in do_attach to the 4.4-stable tree which can be found at: http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary The filename of the patch is: iommu-amd-correct-the-wrong-setting-of-alias-dte-in-do_attach.patch and it can be found in the queue-4.4 subdirectory. If you, or anyone else, feels it should not be added to the stable tree, please let know about it. >>From 9b1a12d29109234d2b9718d04d4d404b7da4e794 Mon Sep 17 00:00:00 2001 From: Baoquan He Date: Wed, 20 Jan 2016 22:01:19 +0800 Subject: iommu/amd: Correct the wrong setting of alias DTE in do_attach From: Baoquan He commit 9b1a12d29109234d2b9718d04d4d404b7da4e794 upstream. In below commit alias DTE is set when its peripheral is setting DTE. However there's a code bug here to wrongly set the alias DTE, correct it in this patch. commit e25bfb56ea7f046b71414e02f80f620deb5c6362 Author: Joerg Roedel Date: Tue Oct 20 17:33:38 2015 +0200 iommu/amd: Set alias DTE in do_attach/do_detach Signed-off-by: Baoquan He Tested-by: Mark Hounschell Signed-off-by: Joerg Roedel Signed-off-by: Greg Kroah-Hartman --- drivers/iommu/amd_iommu.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- a/drivers/iommu/amd_iommu.c +++ b/drivers/iommu/amd_iommu.c @@ -1905,7 +1905,7 @@ static void do_attach(struct iommu_dev_d /* Update device table */ set_dte_entry(dev_data->devid, domain, ats); if (alias != dev_data->devid) - set_dte_entry(dev_data->devid, domain, ats); + set_dte_entry(alias, domain, ats); device_flush_dte(dev_data); } Patches currently in stable-queue which might be from bhe@redhat.com are queue-4.4/iommu-amd-correct-the-wrong-setting-of-alias-dte-in-do_attach.patch