From: Jarkko Sakkinen <jarkko.sakkinen-VuQAYsv1563Yd54FQh9/CA@public.gmane.org>
To: Jason Gunthorpe
<jgunthorpe-ePGOBjL8dl3ta4EC/59zMFaTQe2KTcn/@public.gmane.org>
Cc: dhowells-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org,
dwmw2-wEGCiKHe2LqWVfeAwA7xHQ@public.gmane.org,
tpmdd-devel-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org
Subject: Re: [RFC PATCH 3/4] Implement driver for supporting multiple emulated TPMs
Date: Fri, 22 Jan 2016 14:01:11 +0200 [thread overview]
Message-ID: <20160122120111.GA8279@intel.com> (raw)
In-Reply-To: <20160121221040.GA1630-ePGOBjL8dl3ta4EC/59zMFaTQe2KTcn/@public.gmane.org>
On Thu, Jan 21, 2016 at 03:10:40PM -0700, Jason Gunthorpe wrote:
> > The vTPM driver will only know about vtpm_dev->chip that it
> > created and none of them is a hardware TPM.
>
> Right, controlfd implies that only vtpms could be shared to a IMA
> namespace, which is a terrible API. This is another reason why
> reserved is a terrible API.
It's funny because for me the API looks robust, configurable and nice to
use [1]. I could use it outside of virtualization space (I already
mentioned two applications).
Your criticism is for me way too abstract. I have hard time following
it.
This is a nice incremental step. By no means it's perfect but something
that would satisfy a lot of users for things that they want do now (like
me).
[1] I've been still too busy to try this out in order to say the final
word.
> Jason
/Jarkko
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next prev parent reply other threads:[~2016-01-22 12:01 UTC|newest]
Thread overview: 68+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-01-14 16:01 [RFC PATCH 0/4] Multi-instance vTPM driver Stefan Berger
[not found] ` <1452787318-29610-1-git-send-email-stefanb-r/Jw6+rmf7HQT0dZR+AlfA@public.gmane.org>
2016-01-14 16:01 ` [RFC PATCH 1/4] New flags for TPM chip avoiding filesystem registrations Stefan Berger
[not found] ` <1452787318-29610-2-git-send-email-stefanb-r/Jw6+rmf7HQT0dZR+AlfA@public.gmane.org>
2016-01-21 8:07 ` Jarkko Sakkinen
2016-01-14 16:01 ` [RFC PATCH 2/4] Allow to provide a name pattern of the device Stefan Berger
2016-01-14 16:01 ` [RFC PATCH 3/4] Implement driver for supporting multiple emulated TPMs Stefan Berger
[not found] ` <1452787318-29610-4-git-send-email-stefanb-r/Jw6+rmf7HQT0dZR+AlfA@public.gmane.org>
2016-01-19 23:51 ` Jason Gunthorpe
[not found] ` <20160119235107.GA4307-ePGOBjL8dl3ta4EC/59zMFaTQe2KTcn/@public.gmane.org>
2016-01-20 14:39 ` Stefan Berger
[not found] ` <201601201439.u0KEdGB9031710-YREtIfBy6dDImUpY6SP3GEEOCMrvLtNR@public.gmane.org>
2016-01-27 2:36 ` Jarkko Sakkinen
[not found] ` <20160127023603.GA23863-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org>
2016-01-27 12:17 ` Stefan Berger
[not found] ` <201601271217.u0RCHQIX004914@d03av02.boulder.ibm.com>
[not found] ` <201601271217.u0RCHQIX004914-nNA/7dmquNI+UXBhvPuGgqsjOiXwFzmk@public.gmane.org>
2016-01-27 14:22 ` Jarkko Sakkinen
[not found] ` <20160127142239.GA3756-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org>
2016-01-27 18:24 ` Jason Gunthorpe
[not found] ` <20160127182448.GA31680-ePGOBjL8dl3ta4EC/59zMFaTQe2KTcn/@public.gmane.org>
2016-01-27 21:13 ` Jarkko Sakkinen
2016-01-27 22:38 ` Stefan Berger
[not found] ` <201601271217.u0RCHQkf003637@d03av03.boulder.ibm.com>
[not found] ` <201601271217.u0RCHQkf003637-MijUUJkLaQs+UXBhvPuGgqsjOiXwFzmk@public.gmane.org>
2016-01-27 17:35 ` Jason Gunthorpe
[not found] ` <201601201439.u0KEdFao027907@d03av05.boulder.ibm.com>
[not found] ` <201601201439.u0KEdFao027907-3MP/CPU4Muo+UXBhvPuGgqsjOiXwFzmk@public.gmane.org>
2016-01-21 1:17 ` Jason Gunthorpe
[not found] ` <20160121011701.GA20361-ePGOBjL8dl3ta4EC/59zMFaTQe2KTcn/@public.gmane.org>
2016-01-21 3:01 ` Stefan Berger
[not found] ` <201601210301.u0L31hLD018933-nNA/7dmquNI+UXBhvPuGgqsjOiXwFzmk@public.gmane.org>
2016-01-27 2:50 ` Jarkko Sakkinen
[not found] ` <20160127025057.GB23863-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org>
2016-01-27 12:20 ` Stefan Berger
[not found] ` <201601271220.u0RCKpEG016626@d03av02.boulder.ibm.com>
[not found] ` <201601271220.u0RCKpEG016626-nNA/7dmquNI+UXBhvPuGgqsjOiXwFzmk@public.gmane.org>
2016-01-27 14:23 ` Jarkko Sakkinen
[not found] ` <201601210301.u0L31h5r012187@d03av03.boulder.ibm.com>
[not found] ` <201601210301.u0L31h5r012187-MijUUJkLaQs+UXBhvPuGgqsjOiXwFzmk@public.gmane.org>
2016-01-21 3:21 ` Jason Gunthorpe
[not found] ` <20160121032115.GA26266-ePGOBjL8dl3ta4EC/59zMFaTQe2KTcn/@public.gmane.org>
2016-01-21 3:56 ` Stefan Berger
[not found] ` <201601210356.u0L3uP1n029818@d03av05.boulder.ibm.com>
[not found] ` <201601210356.u0L3uP1n029818-3MP/CPU4Muo+UXBhvPuGgqsjOiXwFzmk@public.gmane.org>
2016-01-21 17:42 ` Jason Gunthorpe
[not found] ` <20160121174243.GD3064-ePGOBjL8dl3ta4EC/59zMFaTQe2KTcn/@public.gmane.org>
2016-01-21 19:02 ` Stefan Berger
[not found] ` <201601211902.u0LJ2LbL001130@d03av01.boulder.ibm.com>
[not found] ` <201601211902.u0LJ2LbL001130-Rn83F4s8Lwc+UXBhvPuGgqsjOiXwFzmk@public.gmane.org>
2016-01-21 19:30 ` Jason Gunthorpe
[not found] ` <20160121193049.GA31938-ePGOBjL8dl3ta4EC/59zMFaTQe2KTcn/@public.gmane.org>
2016-01-21 21:51 ` Stefan Berger
[not found] ` <201601212151.u0LLpC93021986@d03av03.boulder.ibm.com>
[not found] ` <201601212151.u0LLpC93021986-MijUUJkLaQs+UXBhvPuGgqsjOiXwFzmk@public.gmane.org>
2016-01-21 22:10 ` Jason Gunthorpe
[not found] ` <20160121221040.GA1630-ePGOBjL8dl3ta4EC/59zMFaTQe2KTcn/@public.gmane.org>
2016-01-22 12:01 ` Jarkko Sakkinen [this message]
2016-01-22 15:09 ` Stefan Berger
[not found] ` <56A2461C.7030607-23VcF4HTsmIX0ybBhKVfKdBPR1lH4CV8@public.gmane.org>
2016-01-25 18:10 ` Jason Gunthorpe
[not found] ` <20160125181046.GB28108-ePGOBjL8dl3ta4EC/59zMFaTQe2KTcn/@public.gmane.org>
2016-01-26 1:05 ` Stefan Berger
2016-01-26 1:46 ` Jarkko Sakkinen
[not found] ` <20160126014652.GB10732-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org>
2016-01-26 3:19 ` Jason Gunthorpe
[not found] ` <20160126031919.GA24217-ePGOBjL8dl3ta4EC/59zMFaTQe2KTcn/@public.gmane.org>
2016-01-26 13:56 ` Jarkko Sakkinen
[not found] ` <20160126135658.GA6813-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org>
2016-01-26 17:58 ` Jason Gunthorpe
[not found] ` <20160126175816.GA17937-ePGOBjL8dl3ta4EC/59zMFaTQe2KTcn/@public.gmane.org>
2016-01-27 2:06 ` Jarkko Sakkinen
[not found] ` <20160127020617.GB22703-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org>
2016-01-27 19:48 ` Jarkko Sakkinen
[not found] ` <201601260105.u0Q15IWW028777@d03av04.boulder.ibm.com>
[not found] ` <201601260105.u0Q15IWW028777-2xHzGjyANq4+UXBhvPuGgqsjOiXwFzmk@public.gmane.org>
2016-01-26 3:46 ` Jason Gunthorpe
[not found] ` <20160126034632.GB24217-ePGOBjL8dl3ta4EC/59zMFaTQe2KTcn/@public.gmane.org>
2016-01-26 14:21 ` Stefan Berger
2016-02-02 19:22 ` Stefan Berger
[not found] ` <201601261421.u0QELnI3002626@d01av02.pok.ibm.com>
[not found] ` <201601261421.u0QELnI3002626-prK0F/7GlgzImUpY6SP3GEEOCMrvLtNR@public.gmane.org>
2016-01-26 18:22 ` Jason Gunthorpe
[not found] ` <20160126182248.GB17937-ePGOBjL8dl3ta4EC/59zMFaTQe2KTcn/@public.gmane.org>
2016-01-26 23:22 ` Stefan Berger
[not found] ` <201601262322.u0QNMo1r022303@d03av03.boulder.ibm.com>
[not found] ` <201601262322.u0QNMo1r022303-MijUUJkLaQs+UXBhvPuGgqsjOiXwFzmk@public.gmane.org>
2016-01-27 18:21 ` Jason Gunthorpe
2016-01-27 3:13 ` Jarkko Sakkinen
[not found] ` <20160127031320.GC23863-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org>
2016-01-27 12:42 ` Stefan Berger
[not found] ` <201601271242.u0RCgM0E031875@d03av05.boulder.ibm.com>
[not found] ` <201601271242.u0RCgM0E031875-3MP/CPU4Muo+UXBhvPuGgqsjOiXwFzmk@public.gmane.org>
2016-01-27 17:58 ` Jason Gunthorpe
[not found] ` <20160127175839.GA31038-ePGOBjL8dl3ta4EC/59zMFaTQe2KTcn/@public.gmane.org>
2016-01-27 21:58 ` Stefan Berger
[not found] ` <201601272158.u0RLwvIK005533@d01av01.pok.ibm.com>
[not found] ` <201601272158.u0RLwvIK005533-4ZtxiNBBw+3ImUpY6SP3GEEOCMrvLtNR@public.gmane.org>
2016-01-27 22:25 ` Jason Gunthorpe
[not found] ` <20160127222534.GB5520-ePGOBjL8dl3ta4EC/59zMFaTQe2KTcn/@public.gmane.org>
2016-01-27 22:55 ` Stefan Berger
[not found] ` <201601272255.u0RMtuqY014120@d03av02.boulder.ibm.com>
[not found] ` <201601272255.u0RMtuqY014120-nNA/7dmquNI+UXBhvPuGgqsjOiXwFzmk@public.gmane.org>
2016-01-27 23:33 ` Jason Gunthorpe
2016-01-14 16:01 ` [RFC PATCH 4/4] A test program for vTPM device creation Stefan Berger
2016-01-15 10:11 ` [RFC PATCH 0/4] Multi-instance vTPM driver Jarkko Sakkinen
[not found] ` <20160115101146.GA11987-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org>
2016-01-15 13:02 ` Stefan Berger
[not found] ` <201601151302.u0FD2wGG003518@d03av03.boulder.ibm.com>
[not found] ` <201601151302.u0FD2wGG003518-MijUUJkLaQs+UXBhvPuGgqsjOiXwFzmk@public.gmane.org>
2016-01-25 23:15 ` Jarkko Sakkinen
[not found] ` <20160125231532.GA10732-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org>
2016-01-26 0:28 ` Stefan Berger
2016-01-26 0:29 ` Jarkko Sakkinen
[not found] ` <201601260029.u0Q0T7Ek004865@d03av04.boulder.ibm.com>
[not found] ` <201601260029.u0Q0T7Ek004865-2xHzGjyANq4+UXBhvPuGgqsjOiXwFzmk@public.gmane.org>
2016-01-26 1:48 ` Jarkko Sakkinen
2016-01-19 17:44 ` Jason Gunthorpe
[not found] ` <201601191753.u0JHrku2031608@d01av01.pok.ibm.com>
[not found] ` <201601191753.u0JHrku2031608-4ZtxiNBBw+3ImUpY6SP3GEEOCMrvLtNR@public.gmane.org>
2016-01-19 18:08 ` Jason Gunthorpe
[not found] ` <20160119180802.GA8038-ePGOBjL8dl3ta4EC/59zMFaTQe2KTcn/@public.gmane.org>
2016-01-19 18:18 ` Stefan Berger
2016-01-19 22:14 ` Mimi Zohar
[not found] ` <1453241668.2673.31.camel-23VcF4HTsmIX0ybBhKVfKdBPR1lH4CV8@public.gmane.org>
2016-01-19 22:48 ` Jason Gunthorpe
[not found] ` <20160119224851.GA31745-ePGOBjL8dl3ta4EC/59zMFaTQe2KTcn/@public.gmane.org>
2016-01-19 23:05 ` Stefan Berger
[not found] ` <201601191818.u0JIIExQ010843@d03av04.boulder.ibm.com>
[not found] ` <201601191818.u0JIIExQ010843-2xHzGjyANq4+UXBhvPuGgqsjOiXwFzmk@public.gmane.org>
2016-01-19 23:04 ` Jason Gunthorpe
[not found] ` <20160119230456.GB31745-ePGOBjL8dl3ta4EC/59zMFaTQe2KTcn/@public.gmane.org>
2016-01-19 23:15 ` Stefan Berger
[not found] ` <201601192315.u0JNFFG6030371-Rn83F4s8Lwc+UXBhvPuGgqsjOiXwFzmk@public.gmane.org>
2016-01-20 15:40 ` Ken Goldman
[not found] ` <201601192315.u0JNFGkm029862@d01av04.pok.ibm.com>
[not found] ` <201601192315.u0JNFGkm029862-YREtIfBy6dDImUpY6SP3GEEOCMrvLtNR@public.gmane.org>
2016-01-19 23:42 ` Jason Gunthorpe
[not found] ` <20160119174400.GA7616-ePGOBjL8dl3ta4EC/59zMFaTQe2KTcn/@public.gmane.org>
2016-01-19 17:53 ` Stefan Berger
2016-01-19 22:59 ` Jarkko Sakkinen
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