From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-pg1-f172.google.com (mail-pg1-f172.google.com [209.85.215.172]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 39F2029CA for ; Sat, 2 Oct 2021 02:35:09 +0000 (UTC) Received: by mail-pg1-f172.google.com with SMTP id r2so11049944pgl.10 for ; Fri, 01 Oct 2021 19:35:09 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=chromium.org; s=google; h=date:from:to:cc:subject:message-id:references:mime-version :content-disposition:in-reply-to; bh=BZC/M4WWnfGlaH5y8JcrcRtTXHZKNLnnJQi6DJaQXD8=; b=d6kl7ZtT+8eUhhrAhrz3sTMKl5YdIJonVkNyP8TQyf7jlUCLXOpj9T1IiPmZObqnaL tsD9ChZMERMcZw8Z/X9uc7nEu7Z0NSbZ9bdpp5jNDPRIzU+bysLnwQWn8ccmt4EUScjx mHRyBSyVVwTWTkb5hymdxz77hfZArkH7fRDIQ= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:date:from:to:cc:subject:message-id:references :mime-version:content-disposition:in-reply-to; bh=BZC/M4WWnfGlaH5y8JcrcRtTXHZKNLnnJQi6DJaQXD8=; b=6dTBabiWj15OdfVvQy/Jz24btgP15qEkRnw8xZB9KYHFUDZrg5QJ3RKy6dtX0AXHTq BbQQxAHNAn7rEyw4mB7kSBsJV0ouaIxYcn91koXJx1vLScq1hitZw72BKR5FSrQO3iUu 7nvBp7Aqzk9VJGDarF59JBuhLQiujuzE2FQeHNVPlDFzZeVUQwyLLcgn9sdXp9QVyBqf 1L114j3pQe9hty4/Njw0Ba/BtfmWht5c5O6gR5ytSCIDsuvglYxka47F5P7hGY8tXOMJ 485tkI/LUvU+0GKZFaP5KawrwHzTMlYplp0JVBJnxgOrAg3efqncogQ7miyWb1+hFKRQ QsPg== X-Gm-Message-State: AOAM531OKuQhaqIYk109wLECtpLwQrzy0P9MrzrwuHDgkfk8KAMtHEql iXoq3KDSUHqeI43EGEw5s5c3bSPeJ+VOnw== X-Google-Smtp-Source: ABdhPJyTdArZUUm2fBH2tehcmFAGYqE25oo7ktwF8aFVH2fV6lzE6qMC+TgCKvsA8krlVWzwtmWuhQ== X-Received: by 2002:a65:6213:: with SMTP id d19mr1156763pgv.110.1633142108710; Fri, 01 Oct 2021 19:35:08 -0700 (PDT) Received: from www.outflux.net (smtp.outflux.net. [198.145.64.163]) by smtp.gmail.com with ESMTPSA id e15sm7257084pfc.134.2021.10.01.19.35.08 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 01 Oct 2021 19:35:08 -0700 (PDT) Date: Fri, 1 Oct 2021 19:35:07 -0700 From: Kees Cook To: Konstantin Ryabitsev Cc: Stephen Rothwell , tools@linux.kernel.org, users@linux.kernel.org Subject: Re: merging pull requests Message-ID: <202110011907.6526BCD1@keescook> References: <202109301023.B78ABE54B@keescook> <20210930200002.67vxbowvegso2zhg@meerkat.local> <202109301559.A9BFB03@keescook> <20211001092914.4738513b@canb.auug.org.au> <202109301630.C2646F8B5@keescook> <20211001171942.oyq7qtly64tyqi72@nitro.local> Precedence: bulk X-Mailing-List: tools@linux.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20211001171942.oyq7qtly64tyqi72@nitro.local> On Fri, Oct 01, 2021 at 01:19:42PM -0400, Konstantin Ryabitsev wrote: > I don't want to wander too far down that path at the moment, but it's perhaps > something to consider in the future. With patatt in-header signatures, you > *can* perform attestation if each commit includes a Link: to the original > patch message (and that message is cryptographically attested). Yeah, just getting more folks using patatt would be a great next step. :) I've proposed adding "patatt validate"[1] to the netdev CI[2], maybe gfx-ci[3], and others could do the same? -Kees [1] https://github.com/kuba-moo/nipa/pull/5 [2] https://github.com/kuba-moo/nipa e.g. https://patchwork.kernel.org/project/netdevbpf/patch/20211002003706.11237-3-xiyou.wangcong@gmail.com/ [3] https://patchwork.freedesktop.org/project/intel-gfx-trybot/series/?ordering=-last_updated e.g. https://gitlab.freedesktop.org/gfx-ci/igt-ci-tags/-/pipelines/411177 -- Kees Cook