From: "Sakkinen, Jarkko" <jarkko.sakkinen@intel.com>
To: "tglx@linutronix.de" <tglx@linutronix.de>,
"Schofield, Alison" <alison.schofield@intel.com>,
"dhowells@redhat.com" <dhowells@redhat.com>
Cc: "kirill.shutemov@linux.intel.com"
<kirill.shutemov@linux.intel.com>,
"peterz@infradead.org" <peterz@infradead.org>,
"jmorris@namei.org" <jmorris@namei.org>,
"Huang, Kai" <kai.huang@intel.com>,
"keyrings@vger.kernel.org" <keyrings@vger.kernel.org>,
"linux-mm@kvack.org" <linux-mm@kvack.org>,
"linux-security-module@vger.kernel.org"
<linux-security-module@vger.kernel.org>,
"Williams, Dan J" <dan.j.williams@intel.com>,
"x86@kernel.org" <x86@kernel.org>,
"hpa@zytor.com" <hpa@zytor.com>,
"mingo@redhat.com" <mingo@redhat.com>,
"luto@kernel.org" <luto@kernel.org>,
"bp@alien8.de" <bp@alien8.de>,
Hansen, Jun
Subject: Re: [RFC v2 04/13] x86/mm: Add helper functions for MKTME memory encryption keys
Date: Thu, 06 Dec 2018 08:31:24 +0000 [thread overview]
Message-ID: <6cabe09dd085f74a3111faebeb285cf0cac1146d.camel@intel.com> (raw)
In-Reply-To: <bd83f72d30ccfc7c1bc7ce9ab81bdf66e78a1d7d.1543903910.git.alison.schofield@intel.com>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 prev parent reply other threads:[~2018-12-06 8:31 UTC|newest]
Thread overview: 91+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-12-04 7:39 [RFC v2 00/13] Multi-Key Total Memory Encryption API (MKTME) Alison Schofield
2018-12-04 7:39 ` [RFC v2 01/13] x86/mktme: Document the MKTME APIs Alison Schofield
2018-12-05 18:11 ` Andy Lutomirski
2018-12-05 19:22 ` Alison Schofield
2018-12-05 23:35 ` Andy Lutomirski
2018-12-06 8:04 ` Sakkinen, Jarkko
2018-12-04 7:39 ` [RFC v2 02/13] mm: Generalize the mprotect implementation to support extensions Alison Schofield
2018-12-06 8:08 ` Sakkinen, Jarkko
2018-12-04 7:39 ` [RFC v2 03/13] syscall/x86: Wire up a new system call for memory encryption keys Alison Schofield
2018-12-04 7:39 ` [RFC v2 04/13] x86/mm: Add helper functions for MKTME " Alison Schofield
2018-12-04 9:14 ` Peter Zijlstra
2018-12-05 5:49 ` Alison Schofield
2018-12-04 15:35 ` Andy Lutomirski
2018-12-05 5:52 ` Alison Schofield
2018-12-06 8:31 ` Sakkinen, Jarkko [this message]
2018-12-04 7:39 ` [RFC v2 05/13] x86/mm: Set KeyIDs in encrypted VMAs Alison Schofield
2018-12-06 8:37 ` Sakkinen, Jarkko
2018-12-04 7:39 ` [RFC v2 06/13] mm: Add the encrypt_mprotect() system call Alison Schofield
2018-12-06 8:38 ` Sakkinen, Jarkko
2018-12-04 7:39 ` [RFC v2 07/13] x86/mm: Add helpers for reference counting encrypted VMAs Alison Schofield
2018-12-04 8:58 ` Peter Zijlstra
2018-12-05 5:28 ` Alison Schofield
2018-12-04 7:39 ` [RFC v2 08/13] mm: Use reference counting for " Alison Schofield
2018-12-04 7:39 ` [RFC v2 09/13] mm: Restrict memory encryption to anonymous VMA's Alison Schofield
2018-12-04 9:10 ` Peter Zijlstra
2018-12-05 5:30 ` Alison Schofield
2018-12-05 9:07 ` Peter Zijlstra
2018-12-04 7:39 ` [RFC v2 10/13] keys/mktme: Add the MKTME Key Service type for memory encryption Alison Schofield
2018-12-06 8:51 ` Sakkinen, Jarkko
2018-12-06 8:54 ` Sakkinen, Jarkko
2018-12-06 15:11 ` Dave Hansen
2018-12-06 22:56 ` Sakkinen, Jarkko
2018-12-04 7:39 ` [RFC v2 11/13] keys/mktme: Program memory encryption keys on a system wide basis Alison Schofield
2018-12-04 9:21 ` Peter Zijlstra
2018-12-04 9:50 ` Kirill A. Shutemov
2018-12-05 5:44 ` Alison Schofield
2018-12-05 5:43 ` Alison Schofield
2018-12-05 9:10 ` Peter Zijlstra
2018-12-05 17:26 ` Alison Schofield
2018-12-04 7:39 ` [RFC v2 12/13] keys/mktme: Save MKTME data if kernel cmdline parameter allows Alison Schofield
2018-12-04 9:22 ` Peter Zijlstra
2018-12-07 2:14 ` Huang, Kai
2018-12-07 3:42 ` Alison Schofield
2018-12-07 6:39 ` Jarkko Sakkinen
2018-12-07 6:45 ` Jarkko Sakkinen
2018-12-07 11:47 ` Kirill A. Shutemov
2018-12-04 7:40 ` [RFC v2 13/13] keys/mktme: Support CPU Hotplug for MKTME keys Alison Schofield
2018-12-04 9:28 ` Peter Zijlstra
2018-12-05 5:32 ` Alison Schofield
2018-12-04 9:31 ` Peter Zijlstra
2018-12-05 5:36 ` Alison Schofield
2018-12-04 9:25 ` [RFC v2 00/13] Multi-Key Total Memory Encryption API (MKTME) Peter Zijlstra
2018-12-04 9:46 ` Kirill A. Shutemov
2018-12-05 20:32 ` Sakkinen, Jarkko
2018-12-06 11:22 ` Kirill A. Shutemov
2018-12-06 14:59 ` Dave Hansen
2018-12-07 10:12 ` Huang, Kai
2018-12-06 21:23 ` Sakkinen, Jarkko
2018-12-07 11:54 ` Kirill A. Shutemov
2018-12-04 19:19 ` Andy Lutomirski
2018-12-04 20:00 ` Andy Lutomirski
2018-12-04 20:32 ` Dave Hansen
2018-12-05 22:19 ` Sakkinen, Jarkko
2018-12-07 2:05 ` Huang, Kai
2018-12-07 6:48 ` Jarkko Sakkinen
2018-12-07 11:57 ` Kirill A. Shutemov
2018-12-07 21:59 ` Sakkinen, Jarkko
2018-12-07 23:45 ` Sakkinen, Jarkko
2018-12-07 23:48 ` Andy Lutomirski
2018-12-08 1:33 ` Huang, Kai
2018-12-08 3:53 ` Sakkinen, Jarkko
2018-12-12 15:31 ` Sakkinen, Jarkko
2018-12-12 16:29 ` Andy Lutomirski
2018-12-12 16:43 ` Sakkinen, Jarkko
2018-12-12 23:27 ` Huang, Kai
2018-12-13 5:49 ` Sakkinen, Jarkko
2018-12-13 5:52 ` Sakkinen, Jarkko
2018-12-12 23:24 ` Huang, Kai
2018-12-07 23:35 ` Eric Rannaud
2018-12-05 23:49 ` Dave Hansen
2018-12-06 1:09 ` Andy Lutomirski
2018-12-06 1:25 ` Dan Williams
2018-12-06 15:39 ` Dave Hansen
2018-12-06 19:10 ` Andy Lutomirski
2018-12-06 19:31 ` Dave Hansen
2018-12-07 1:55 ` Huang, Kai
2018-12-07 4:23 ` Dave Hansen
2018-12-07 23:53 ` Andy Lutomirski
2018-12-08 1:11 ` Dave Hansen
2018-12-08 2:07 ` Huang, Kai
2018-12-05 20:30 ` Sakkinen, Jarkko
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=6cabe09dd085f74a3111faebeb285cf0cac1146d.camel@intel.com \
--to=jarkko.sakkinen@intel.com \
--cc=alison.schofield@intel.com \
--cc=bp@alien8.de \
--cc=dan.j.williams@intel.com \
--cc=dhowells@redhat.com \
--cc=hpa@zytor.com \
--cc=jmorris@namei.org \
--cc=kai.huang@intel.com \
--cc=keyrings@vger.kernel.org \
--cc=kirill.shutemov@linux.intel.com \
--cc=linux-mm@kvack.org \
--cc=linux-security-module@vger.kernel.org \
--cc=luto@kernel.org \
--cc=mingo@redhat.com \
--cc=peterz@infradead.org \
--cc=tglx@linutronix.de \
--cc=x86@kernel.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox