From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-it0-f54.google.com ([209.85.214.54]:51893 "EHLO mail-it0-f54.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750806AbdKNCpU (ORCPT ); Mon, 13 Nov 2017 21:45:20 -0500 Received: by mail-it0-f54.google.com with SMTP id x28so6230731ita.0 for ; Mon, 13 Nov 2017 18:45:20 -0800 (PST) Date: Mon, 13 Nov 2017 19:45:16 -0700 From: Jason Gunthorpe To: Laurent Bigonville Cc: Jerry Snitselaar , Jarkko Sakkinen , Alexander.Steffen@infineon.com, linux-integrity@vger.kernel.org Subject: Re: [tpmdd-devel] tpm device not showing up in /dev anymore Message-ID: <20171114024516.GL22610@ziepe.ca> References: <0a6e4771-f871-b3ca-b5b0-26dbd9efa8b1@debian.org> <20171110002820.wtfvb3tv5fcjqecu@localhost.localdomain> <20171110070738.ki5xie4z7yql77fk@localhost.localdomain> <9245ef7d-dd34-fa5f-6fd9-bfb9582f910e@debian.org> <20171110205300.eyfkoyabobv7llgb@localhost.localdomain> <20171111154516.GI17451@ziepe.ca> <20171111191257.owuqtgzie3ostsab@cantor> <20171111194647.GA6918@ziepe.ca> <20171111203132.hkejjs6cdrrzq3y3@cantor> <06586f6e-cb43-6fa0-a8b4-cdc34ea90dfc@debian.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii In-Reply-To: <06586f6e-cb43-6fa0-a8b4-cdc34ea90dfc@debian.org> Sender: linux-integrity-owner@vger.kernel.org List-ID: On Tue, Nov 14, 2017 at 01:26:16AM +0100, Laurent Bigonville wrote: > I don't know if it's relevant, I was looking at the different tpm_* tools > and tpm_nvinfo is giving me errors with 4.9: This looks like good communication with the chip to me, just the chip refusing to run the command for whatever reason? Jason