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From: Jarkko Sakkinen <jarkko.sakkinen@linux.intel.com>
To: Sean Christopherson <sean.j.christopherson@intel.com>
Cc: linux-sgx@vger.kernel.org, Dave Hansen <dave.hansen@intel.com>,
	Cedric Xing <cedric.xing@intel.com>,
	Andy Lutomirski <luto@kernel.org>,
	Jethro Beekman <jethro@fortanix.com>,
	"Dr . Greg Wettstein" <greg@enjellic.com>
Subject: Re: [PATCH 0/7] x86/sgx: Clean up and enhance add pages ioctl
Date: Wed, 12 Jun 2019 21:14:01 +0300
Message-ID: <20190612181401.GA27606@linux.intel.com> (raw)
In-Reply-To: <20190612151605.GB5723@linux.intel.com>

On Wed, Jun 12, 2019 at 06:16:05PM +0300, Jarkko Sakkinen wrote:
> On Wed, Jun 05, 2019 at 12:48:38PM -0700, Sean Christopherson wrote:
> > This series is intended to be included in v21 of Jarkko's SGX series and
> > applies on Jarkko's current master:
> > 
> >   dfc89a83b5bc ("docs: x86/sgx: Document the enclave API")
> > 
> > The primary goal of the series is to tweak the ioctl for adding pages to
> > an enclave so that it is somewhat extensible, e.g. add a flags field that
> > can be reused for access control integration and SGX2/EAUG, and add a size
> > field so that multiple pages can be added in a single call (batching EADD
> > has been mentioned at various times in the past).
> > 
> > The secondary goal is to improve the performance of building enclaves.
> > Handling multiple pages in a single call helps somewhat, but the real win
> > (for some enclaves) is using the kernel's zero page as the source for EADD
> > when possible.
> 
> For v21 I will add 1, 2 and 6 from these. Thanks.

I meant to say 1, 2 and 3 (typo). 

/Jarkko

      reply index

Thread overview: 33+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-06-05 19:48 Sean Christopherson
2019-06-05 19:48 ` [PATCH 1/7] x86/sgx: Remove dead code to handle non-existent IOR ioctl Sean Christopherson
2019-06-05 19:48 ` [PATCH 2/7] x86/sgx: Remove unnecessary @cmd parameter from ioctl helpers Sean Christopherson
2019-06-05 19:48 ` [PATCH 3/7] x86/sgx: Let ioctl helpers do copy to/from user Sean Christopherson
2019-06-05 19:48 ` [PATCH 4/7] x86/sgx: Allow userspace to add multiple pages in single ioctl() Sean Christopherson
2019-06-06 15:47   ` Jarkko Sakkinen
2019-06-13  0:43   ` Jethro Beekman
2019-06-13 16:51     ` Sean Christopherson
2019-06-13 19:05       ` Andy Lutomirski
2019-06-13 19:15         ` Sean Christopherson
2019-06-13 19:45       ` Xing, Cedric
2019-06-05 19:48 ` [PATCH 5/7] x86/sgx: Add flag to zero added region instead of copying from source Sean Christopherson
2019-06-06 17:20   ` Andy Lutomirski
2019-06-06 17:32     ` Sean Christopherson
2019-06-07 19:32       ` Andy Lutomirski
2019-06-10 17:06         ` Jarkko Sakkinen
2019-06-10 18:09         ` Xing, Cedric
2019-06-10 18:41           ` Sean Christopherson
2019-06-10 18:53         ` Sean Christopherson
2019-06-13  0:38           ` Jethro Beekman
2019-06-13 13:46             ` Sean Christopherson
2019-06-13 16:16               ` Andy Lutomirski
2019-06-13 16:54                 ` Sean Christopherson
2019-06-05 19:48 ` [PATCH 6/7] x86/sgx: Use the actual zero page as the source when adding zero pages Sean Christopherson
2019-06-05 19:48 ` [PATCH 7/7] x86/sgx: Add a reserved field to sgx_enclave_add_region to drop 'packed' Sean Christopherson
2019-06-05 19:59   ` Dave Hansen
2019-06-05 20:00     ` Andy Lutomirski
2019-06-12 15:14   ` Jarkko Sakkinen
2019-06-12 15:23     ` Sean Christopherson
2019-06-13  0:44       ` Jethro Beekman
2019-06-13 15:38       ` Jarkko Sakkinen
2019-06-12 15:16 ` [PATCH 0/7] x86/sgx: Clean up and enhance add pages ioctl Jarkko Sakkinen
2019-06-12 18:14   ` Jarkko Sakkinen [this message]

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