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=-4.3 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, URIBL_BLOCKED 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 2B7B5C433E0 for ; Tue, 2 Feb 2021 01:34:35 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id D22DD64ECB for ; Tue, 2 Feb 2021 01:34:34 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230224AbhBBBed (ORCPT ); Mon, 1 Feb 2021 20:34:33 -0500 Received: from mail.kernel.org ([198.145.29.99]:52334 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229596AbhBBBec (ORCPT ); Mon, 1 Feb 2021 20:34:32 -0500 Received: by mail.kernel.org (Postfix) with ESMTPS id 1811864ED6 for ; Tue, 2 Feb 2021 01:33:52 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1612229632; bh=LWIyhtb9DVRztRTgl07GVmkWtvemtwkkWWzBBR4Dh8U=; h=From:To:Subject:Date:In-Reply-To:References:From; b=jkDn5pnBUHPMZdUqe4XD+p1PbiPznSk0yN2RynrtSSLvOoZMWzfdIpqmgcwmAGYPW x3WtRZaigyJqmdoBObMZWxFiscZFbsucUoz1RK6XLLSiRfbo4Jzd7X0Gne8CDqwJeM MVNMvK/W2kOtf8eF4pi4YIFDftHniB1ORnZ4phk5FKG7ykF7rHjvIXCUsp7Er+Zi0v N/KuQUzdZBR0RRz8LpxqpfGSButvHJbrjWdg7hPvIuaEd5xPpX+NdAPxlxZi2bsASd 9Znjky4h02qqhzs7FkeZIvsQ9JioJaOnwVO9p+L8Jblbhash2MDtrYS9oTnyHWUw7W sG5ZSqSTgAttg== From: bugzilla-daemon@bugzilla.kernel.org To: kvm@vger.kernel.org Subject: [Bug 201753] AMD-Vi: Unable to write to IOMMU perf counter Date: Tue, 02 Feb 2021 01:33:51 +0000 X-Bugzilla-Reason: None X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: AssignedTo virtualization_kvm@kernel-bugs.osdl.org X-Bugzilla-Product: Virtualization X-Bugzilla-Component: kvm X-Bugzilla-Version: unspecified X-Bugzilla-Keywords: X-Bugzilla-Severity: normal X-Bugzilla-Who: suravee.suthikulpanit@amd.com X-Bugzilla-Status: NEW X-Bugzilla-Resolution: X-Bugzilla-Priority: P1 X-Bugzilla-Assigned-To: virtualization_kvm@kernel-bugs.osdl.org X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: cc attachments.created Message-ID: In-Reply-To: References: Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Bugzilla-URL: https://bugzilla.kernel.org/ Auto-Submitted: auto-generated MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: kvm@vger.kernel.org https://bugzilla.kernel.org/show_bug.cgi?id=3D201753 Suravee Suthikulpanit (suravee.suthikulpanit@amd.com) changed: What |Removed |Added ---------------------------------------------------------------------------- CC| |suravee.suthikulpanit@amd.c | |om --- Comment #3 from Suravee Suthikulpanit (suravee.suthikulpanit@amd.com) -= -- Created attachment 295035 --> https://bugzilla.kernel.org/attachment.cgi?id=3D295035&action=3Dedit Proposed workaround for the IOMMU PMC issue Could you please try the attached patch to see if this help fix the issue on your platform? --=20 You may reply to this email to add a comment. You are receiving this mail because: You are watching the assignee of the bug.=