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From: Borislav Petkov <bp@alien8.de>
To: Richard Hughes <hughsient@gmail.com>
Cc: Daniel Gutson <daniel@eclypsium.com>,
	Dave Hansen <dave.hansen@intel.com>,
	Thomas Gleixner <tglx@linutronix.de>,
	Ingo Molnar <mingo@redhat.com>,
	x86@kernel.org, "H. Peter Anvin" <hpa@zytor.com>,
	Arnd Bergmann <arnd@arndb.de>,
	Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
	Peter Zijlstra <peterz@infradead.org>,
	"David S. Miller" <davem@davemloft.net>,
	Rob Herring <robh@kernel.org>, Tony Luck <tony.luck@intel.com>,
	Rahul Tanwar <rahul.tanwar@linux.intel.com>,
	Xiaoyao Li <xiaoyao.li@intel.com>,
	Sean Christopherson <sean.j.christopherson@intel.com>,
	Dave Hansen <dave.hansen@linux.intel.com>,
	linux-kernel <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH] Ability to read the MKTME status from userspace
Date: Fri, 19 Jun 2020 18:10:26 +0200	[thread overview]
Message-ID: <20200619161026.GF32683@zn.tnic> (raw)
In-Reply-To: <CAD2FfiFRqwYGB50KK=aA0sU6uCALYneoyD=V4EfOsk-Ex=C+xg@mail.gmail.com>

On Fri, Jun 19, 2020 at 02:50:39PM +0100, Richard Hughes wrote:
> No, it's not a boolean at all.

So before you do any kernel modules, you have to sit down and precisely
define what you want do to:

- do you want to initialize different stuff in your application based on
platform support?

- do you want to tell the user something so that the user can act
accordingly?

- do you just want to display feature support?

- ...

All this needs to be properly written down and discussed first, and then
we can think of the best way for the kernel to provide it, if there is
even any kind of info the kernel can provide reliably.

Thx.

-- 
Regards/Gruss,
    Boris.

https://people.kernel.org/tglx/notes-about-netiquette

  parent reply	other threads:[~2020-06-19 16:10 UTC|newest]

Thread overview: 35+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-06-18 21:02 [PATCH] Ability to read the MKTME status from userspace Daniel Gutson
2020-06-18 21:08 ` Dave Hansen
     [not found]   ` <CAFmMkTHNxSN_uWtm63TdkGxj44NXQQKEOmATXhjA=4DSCS92kQ@mail.gmail.com>
2020-06-18 22:01     ` Borislav Petkov
     [not found]       ` <CAFmMkTGMAu-huTnP1aeMb_W4NddbTD_b2jhbDVKBDrkwgB97wg@mail.gmail.com>
2020-06-19  7:40         ` Borislav Petkov
     [not found]           ` <CAFmMkTGV0ZR6C=EBGQAiz1vw1vrUXSLTnH5ZbBUvfhPLg_tF6g@mail.gmail.com>
2020-06-19 13:22             ` Borislav Petkov
2020-06-19 13:31               ` Richard Hughes
2020-06-19 13:44                 ` Borislav Petkov
2020-06-19 13:50                   ` Richard Hughes
2020-06-19 15:48                     ` Andy Lutomirski
2020-06-19 16:17                       ` Borislav Petkov
2020-06-19 16:28                         ` Andy Lutomirski
2020-06-19 16:31                         ` Richard Hughes
2020-06-19 16:10                     ` Borislav Petkov [this message]
2020-06-19 16:33                       ` Richard Hughes
2020-06-19 16:40                         ` Greg Kroah-Hartman
2020-06-19 16:47                           ` Richard Hughes
2020-06-19 19:41                             ` Andy Lutomirski
2020-06-19 19:58                               ` Richard Hughes
2020-06-19 20:20                                 ` Andy Lutomirski
2020-06-19 20:24                                   ` Dave Hansen
2020-06-22  9:34                                     ` Boris Petkov
2020-06-18 23:52     ` Dave Hansen
2020-06-19  7:41       ` Borislav Petkov
2020-06-19 13:25       ` Richard Hughes
2020-06-19 13:33         ` Dave Hansen
2020-06-19 13:37           ` Richard Hughes
2020-06-19 13:58             ` Dave Hansen
2020-06-19 14:09               ` Richard Hughes
2020-06-19 14:23                 ` Dave Hansen
2020-06-19 14:36                   ` Richard Hughes
2020-06-19 14:48                     ` Dave Hansen
2020-06-19 15:02                       ` Richard Hughes
2020-06-19 15:36                         ` Dave Hansen
2020-06-19  7:20 ` Greg Kroah-Hartman
     [not found]   ` <CAFmMkTF7QBJQdKxhsPiUPifsxykyCVv=NYandpB0z8EccAxMXw@mail.gmail.com>
2020-06-19 14:02     ` Greg Kroah-Hartman

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