From: Dave Hansen <dave.hansen@intel.com>
To: Sean Christopherson <seanjc@google.com>,
Elena Reshetova <elena.reshetova@intel.com>
Cc: "jarkko@kernel.org" <jarkko@kernel.org>,
Kai Huang <kai.huang@intel.com>,
"linux-sgx@vger.kernel.org" <linux-sgx@vger.kernel.org>,
Vincent Scarlata <vincent.r.scarlata@intel.com>,
"x86@kernel.org" <x86@kernel.org>,
Vishal Annapurve <vannapurve@google.com>,
Chong Cai <chongc@google.com>,
Asit K Mallick <asit.k.mallick@intel.com>,
Erdem Aktas <erdemaktas@google.com>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
"bondarn@google.com" <bondarn@google.com>,
"dionnaglaze@google.com" <dionnaglaze@google.com>,
Scott Raynor <scott.raynor@intel.com>
Subject: Re: [PATCH v3 2/2] x86/sgx: Implement EUPDATESVN and opportunistically call it during first EPC page alloc
Date: Fri, 25 Apr 2025 11:04:56 -0700 [thread overview]
Message-ID: <0d7d6b9a-e7bd-4225-8f08-05bd9473a894@intel.com> (raw)
In-Reply-To: <aAutUaQvgEliXPUs@google.com>
On 4/25/25 10:40, Sean Christopherson wrote:
> So then why on earth is the kernel implementing automatic updates?
Because it's literally the least amount of code and doesn't create any
new ABI.
> I read back through most of the cover letters, and IIUC, we went
> straight from "destroy all enclaves and force an update" to "blindly
> try to do EUPDATESVN every time the number of enclaves goes from
> 0=>1". Those are essentially the two most extreme options.
I'm sure we can think of a bunch more extreme things. How about after
every ENCLS? ;)
next prev parent reply other threads:[~2025-04-25 18:04 UTC|newest]
Thread overview: 38+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-04-15 11:51 [PATCH v3 0/2] Enable automatic SVN updates for SGX enclaves Elena Reshetova
2025-04-15 11:51 ` [PATCH v3 1/2] x86/sgx: Use sgx_nr_used_pages for EPC page count instead of sgx_nr_free_pages Elena Reshetova
2025-04-16 10:33 ` Huang, Kai
2025-04-16 11:50 ` Reshetova, Elena
2025-04-16 18:50 ` Jarkko Sakkinen
2025-04-16 19:12 ` Jarkko Sakkinen
2025-04-15 11:51 ` [PATCH v3 2/2] x86/sgx: Implement EUPDATESVN and opportunistically call it during first EPC page alloc Elena Reshetova
2025-04-16 7:36 ` Huang, Kai
2025-04-16 12:06 ` Reshetova, Elena
2025-04-17 11:12 ` Huang, Kai
2025-04-18 14:18 ` Sean Christopherson
2025-04-22 6:58 ` Huang, Kai
2025-04-16 19:01 ` Jarkko Sakkinen
2025-04-18 14:55 ` Sean Christopherson
2025-04-22 7:23 ` Huang, Kai
2025-04-22 13:54 ` Sean Christopherson
2025-04-22 21:57 ` Huang, Kai
2025-04-24 8:34 ` Reshetova, Elena
2025-04-24 13:42 ` Sean Christopherson
2025-04-24 14:16 ` Reshetova, Elena
2025-04-24 17:19 ` Sean Christopherson
2025-04-25 6:52 ` Reshetova, Elena
2025-04-25 17:40 ` Sean Christopherson
2025-04-25 18:04 ` Dave Hansen [this message]
2025-04-25 19:29 ` Sean Christopherson
2025-04-25 20:11 ` Dave Hansen
2025-04-25 21:04 ` Sean Christopherson
2025-04-25 21:23 ` Dave Hansen
2025-04-25 21:58 ` Sean Christopherson
2025-04-25 22:07 ` Dave Hansen
2025-04-29 11:44 ` Reshetova, Elena
2025-04-29 14:46 ` Dave Hansen
2025-04-30 6:53 ` Reshetova, Elena
2025-04-30 15:16 ` Jarkko Sakkinen
2025-05-02 7:22 ` Reshetova, Elena
2025-05-02 8:56 ` Jarkko Sakkinen
2025-05-06 20:32 ` Nataliia Bondarevska
2025-04-28 6:25 ` Reshetova, Elena
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=0d7d6b9a-e7bd-4225-8f08-05bd9473a894@intel.com \
--to=dave.hansen@intel.com \
--cc=asit.k.mallick@intel.com \
--cc=bondarn@google.com \
--cc=chongc@google.com \
--cc=dionnaglaze@google.com \
--cc=elena.reshetova@intel.com \
--cc=erdemaktas@google.com \
--cc=jarkko@kernel.org \
--cc=kai.huang@intel.com \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-sgx@vger.kernel.org \
--cc=scott.raynor@intel.com \
--cc=seanjc@google.com \
--cc=vannapurve@google.com \
--cc=vincent.r.scarlata@intel.com \
--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