Received: by 2002:a25:7ec1:0:0:0:0:0 with SMTP id z184csp2939325ybc; Thu, 14 Nov 2019 01:18:20 -0800 (PST) X-Google-Smtp-Source: APXvYqyz+ZQzQ/PcM7nRUOhfrpaKNBHV1KsXDiEyqDNshqpfPfbbs+ISQYfROzIiQMqS5D7k09sv X-Received: by 2002:a17:906:698b:: with SMTP id i11mr7102096ejr.97.1573723099970; Thu, 14 Nov 2019 01:18:19 -0800 (PST) ARC-Seal: i=1; a=rsa-sha256; t=1573723099; cv=none; d=google.com; s=arc-20160816; b=FhDr7xVi141rRXXzcJ1xfj+OkwF9r6jv0J2tzCiEHk8jS8C1N2iWbpCAsmQ2o0aBrt ecSXjNCxH3lRMxWYZ6Y+jFle7C53UofV0IY7/OmXwXEx4HrEByEQBARW0GkHVgY1eg/i eM8dUIlRnOMXo2hNCNX2gXQzH/eDH43xHFFIV1FQ+Ob2PlMy0nAazHBG6Y3//PZNJK+4 FF4dNY3imjC7IZttsKT6GUQ8Djqv3KrLnXrKLgevNjH7bLzL3bGuntBkAqmagcvYBkU5 bzwX3YaC+5wLM6ZyHBNDqFowfxqQuHSLG2c2r7O4hZQkU7/P6FbZzhVjPDaI5yMpZpE5 vJaQ== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:date:message-id:subject:cc:from:to :in-reply-to; bh=bcTcwPkROYFDuj+t7L0lXbGcyDxvf7h5OfjSNVm+8JE=; b=rOfcpl28eGzJEnUlgVi9hbU3lqk6eU9spbg10jPC+ZyDeNUXglB8WhQCnQcy4x1Fd4 Kif5gagLLMHATwpnN8rbWQijUGBcaySjggFCNDLkFDfPsush8oAXjEKxRxpy84OXspG9 bWYGmXxmXgM4ILP8IjB3n0+CT1mEG026ns98+ZjgAGBjWdmCq2bx3arplO+FTyfRseaO jsneHNG2pLCBTjzcTugXAuIws8tE+b2ffh2JHct7/I87jCNYPodtqPSxm0X0IJ9EL7A4 K/bDaFrHOzCBdGy9bKGQlaXK7iH49YA+JV/H61wWsLv++cEUmPN8hOzDt8F2ADZWCV69 7bBQ== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id d14si3084614ejc.72.2019.11.14.01.17.53; Thu, 14 Nov 2019 01:18:19 -0800 (PST) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727348AbfKNJIc (ORCPT + 99 others); Thu, 14 Nov 2019 04:08:32 -0500 Received: from ozlabs.org ([203.11.71.1]:39105 "EHLO ozlabs.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727295AbfKNJI2 (ORCPT ); Thu, 14 Nov 2019 04:08:28 -0500 Received: by ozlabs.org (Postfix, from userid 1034) id 47DFyK2l6Jz9sSl; Thu, 14 Nov 2019 20:08:24 +1100 (AEDT) X-powerpc-patch-notification: thanks X-powerpc-patch-commit: 2702809a4a1ab414d75c00936cda70ea77c8234e In-Reply-To: To: Eric Richter , Mimi Zohar , linuxppc-dev@ozlabs.org, linux-efi@vger.kernel.org, linux-integrity@vger.kernel.org From: Michael Ellerman Cc: Ard Biesheuvel , Nayna Jain , linux-kernel@vger.kernel.org, Paul Mackerras , Jeremy Kerr , Oliver O'Halloran Subject: Re: [PATCH v10a 3/9] powerpc: detect the trusted boot state of the system Message-Id: <47DFyK2l6Jz9sSl@ozlabs.org> Date: Thu, 14 Nov 2019 20:08:24 +1100 (AEDT) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, 2019-11-05 at 23:02:07 UTC, Eric Richter wrote: > From: Nayna Jain > > While secure boot permits only properly verified signed kernels to be > booted, trusted boot calculates the file hash of the kernel image and > stores the measurement prior to boot, that can be subsequently compared > against good known values via attestation services. > > This patch reads the trusted boot state of a PowerNV system. The state > is used to conditionally enable additional measurement rules in the IMA > arch-specific policies. > > Signed-off-by: Nayna Jain > Signed-off-by: Eric Richter Applied to powerpc next, thanks. https://git.kernel.org/powerpc/c/2702809a4a1ab414d75c00936cda70ea77c8234e cheers