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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 84154C43334 for ; Tue, 28 Jun 2022 06:37:07 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S245727AbiF1GhG (ORCPT ); Tue, 28 Jun 2022 02:37:06 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:42048 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1343545AbiF1Ggp (ORCPT ); Tue, 28 Jun 2022 02:36:45 -0400 Received: from dfw.source.kernel.org (dfw.source.kernel.org [139.178.84.217]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id B6A8F5FD1 for ; Mon, 27 Jun 2022 23:36:28 -0700 (PDT) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by dfw.source.kernel.org (Postfix) with ESMTPS id 531E26193E for ; Tue, 28 Jun 2022 06:36:28 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 36482C3411D; Tue, 28 Jun 2022 06:36:27 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1656398187; bh=6XoUp0iXdNcV2PCtIVIQaSjMJHqgxXdRjqglHkwSmDg=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=oTVKGcId5JD8ODvdqM3K6/SeWZ2Qj88MO5Hlz+OzMswg0Ag/3q8WnF4mvi/ZZ85qu Hjmucy8Ge3HqbFMl3PoUpl9nSws7cMypqA6ACv05am+WPZXSzmOki+4JTkMej7dvDi StHDTdIJHWOMI4+J9Cl5nGJVOIpsB+PuA1AO4GOg= Date: Tue, 28 Jun 2022 08:36:24 +0200 From: Greg KH To: Oded Gabbay Cc: linux-kernel@vger.kernel.org, Dani Liberman Subject: Re: [PATCH 11/12] habanalabs/gaudi2: add tpm attestation info uapi Message-ID: References: <20220627202620.961350-1-ogabbay@kernel.org> <20220627202620.961350-12-ogabbay@kernel.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20220627202620.961350-12-ogabbay@kernel.org> Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Mon, Jun 27, 2022 at 11:26:19PM +0300, Oded Gabbay wrote: > From: Dani Liberman > > User will provide a nonce via the ioctl, and will retrieve > attestation data of the boot from the tpm, generated using given > nonce. Why not use the normal TPM api instead of a new/custom one? Or is this not a "normal" TPM device? If not, you should say what it really is. thanks, greg k-h