From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from bumble.birch.relay.mailchannels.net (bumble.birch.relay.mailchannels.net [23.83.209.25]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 4828C7C for ; Wed, 21 Sep 2022 20:55:09 +0000 (UTC) X-Sender-Id: dreamhost|x-authsender|dave@stgolabs.net Received: from relay.mailchannels.net (localhost [127.0.0.1]) by relay.mailchannels.net (Postfix) with ESMTP id 78C265C0C86; Wed, 21 Sep 2022 20:45:24 +0000 (UTC) Received: from pdx1-sub0-mail-a276 (unknown [127.0.0.6]) (Authenticated sender: dreamhost) by relay.mailchannels.net (Postfix) with ESMTPA id EFD7B5C0163; Wed, 21 Sep 2022 20:45:23 +0000 (UTC) ARC-Seal: i=1; s=arc-2022; d=mailchannels.net; t=1663793124; a=rsa-sha256; cv=none; b=HB+oPHditFG0XrJkWL2bPv5AwKP4h3ERfl5NZ9dk6bRZ3T4ibwVJVQUZteg0qP7rrjj7bf EzfBT2aZVfhYh/6APGeE8OPZfPzHuDLFZhO4xxPHpyIVzhXPbAIjGFlWXmuCa8ghjoR3pA IeH+tYr2O9VSEN7KrpQTdABoED8OnNMx+rdubFUeIKjw7X8dRrTb89t/5lLe2YIBi6m5lY pie74CLmVVGQyGfF668zI+t2ueq4PqYhIz0p82r/dSbzXDFP8TIj1UCrqxOgpZB044QuC1 aCMgEClRNUjRI1BSU7L45es+U4tHZcAXQxYLOfjiLhJlDw89bbAc/M1yDsLfDQ== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=mailchannels.net; s=arc-2022; t=1663793124; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: in-reply-to:in-reply-to:references:references:dkim-signature; bh=/FdaXnbIMBmsJogagwicw8li5jF6bkN1jlqpyYN+wVg=; b=iukYKpM8XBygRCuM5OhKlv9el155tGiLoT8SAsS5XJFzo+zHYZ3v4hLs+IK4DZXJTadpoz BJQm+y8yAnmT1UMYunqLbxX2wf/+cG98hc9yunoAJ4/GF5+PGRkRU0FkoSsu51eOED0PNv dZfakztIXx8j+kRKMhmKfjFt9YwKFAtbocmDsMElWcHRuY5tyPLwaKWGbde9fbNUu9ClXS Um6QeFNloiB5aeEuZRnhSgA343K3iR4AIIM4LBejCk3JEACl+KicE/ZAxvRPsounm4/Hbn R861X8OD9U5eVtZNAbAXLLL152ld23kQqAexlg0vBj5/QhxCPqohpFsmktTSzA== ARC-Authentication-Results: i=1; rspamd-f776c45b8-n6pdg; auth=pass smtp.auth=dreamhost smtp.mailfrom=dave@stgolabs.net X-Sender-Id: dreamhost|x-authsender|dave@stgolabs.net X-MC-Relay: Neutral X-MailChannels-SenderId: dreamhost|x-authsender|dave@stgolabs.net X-MailChannels-Auth-Id: dreamhost X-Callous-Lyrical: 075dee41103a545f_1663793124302_203412993 X-MC-Loop-Signature: 1663793124302:1890106420 X-MC-Ingress-Time: 1663793124301 Received: from pdx1-sub0-mail-a276 (pop.dreamhost.com [64.90.62.162]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384) by 100.120.183.79 (trex/6.7.1); Wed, 21 Sep 2022 20:45:24 +0000 Received: from offworld (ip-213-127-200-122.ip.prioritytelecom.net [213.127.200.122]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange ECDHE (P-256) server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) (Authenticated sender: dave@stgolabs.net) by pdx1-sub0-mail-a276 (Postfix) with ESMTPSA id 4MXr5Y0S3Kz4C; Wed, 21 Sep 2022 13:45:20 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=stgolabs.net; s=dreamhost; t=1663793123; bh=/FdaXnbIMBmsJogagwicw8li5jF6bkN1jlqpyYN+wVg=; h=Date:From:To:Cc:Subject:Content-Type; b=Dp/G215mu6e9Y6n/MtavVgsnJVKLfsboeURBcafGyq67R2jOn3Nk8xFarmcLf5ZRO E9mJttljpONwtHuwdHgLzUjGyztrnWWr1YuJmvrSZOqmELFHh2uEeUP4ItZ9bDnh/U tQ3XvH5v/y4V93HQHwtYYlFi2WGA67uso02Dzxel7iIdrccpjFJOgQrM0CdMJLVIBU tEHvEP6U7cRwBtsC16KFRumV7BDd7B8PI0i6A80vnO/6WFEqL8gHhREseJhfYGjXv2 C4kvlxmug2nkDkKhD400RMDZbDZjkvjjjzNqbQl4VXNCuk2FsFvVfLQImf5Z6/EtLf 1l7XF0d/zJrOQ== Date: Wed, 21 Sep 2022 13:25:37 -0700 From: Davidlohr Bueso To: Dave Jiang Cc: linux-cxl@vger.kernel.org, nvdimm@lists.linux.dev, dan.j.williams@intel.com, bwidawsk@kernel.org, ira.weiny@intel.com, vishal.l.verma@intel.com, alison.schofield@intel.com, Jonathan.Cameron@huawei.com Subject: Re: [PATCH v2 08/19] cxl/pmem: Add "Freeze Security State" security command support Message-ID: <20220921202537.5rske27dgg7bg3db@offworld> References: <166377414787.430546.3863229455285366312.stgit@djiang5-desk3.ch.intel.com> <166377433634.430546.8484308346097721389.stgit@djiang5-desk3.ch.intel.com> Precedence: bulk X-Mailing-List: nvdimm@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii; format=flowed Content-Disposition: inline In-Reply-To: <166377433634.430546.8484308346097721389.stgit@djiang5-desk3.ch.intel.com> User-Agent: NeoMutt/20220429 On Wed, 21 Sep 2022, Dave Jiang wrote: >Create callback function to support the nvdimm_security_ops() ->freeze() >callback. Translate the operation to send "Freeze Security State" security >command for CXL memory device. > >See CXL 2.0 spec section 8.2.9.5.6.5 for reference. > >Reviewed-by: Jonathan Cameron >Signed-off-by: Dave Jiang Reviewed-by: Davidlohr Bueso