From: Jarkko Sakkinen <jarkko.sakkinen@linux.intel.com>
To: Jethro Beekman <jethro@fortanix.com>
Cc: Sean Christopherson <sean.j.christopherson@intel.com>,
"linux-sgx@vger.kernel.org" <linux-sgx@vger.kernel.org>
Subject: Re: [PATCH for_v22] selftests/x86/sgx: Ensure SECS base (ELRANGE) is naturally aligned
Date: Sat, 10 Aug 2019 14:23:47 +0300 [thread overview]
Message-ID: <20190810112347.kzg3jcmh6z2euiv5@linux.intel.com> (raw)
In-Reply-To: <d38b3d14-a30d-88b0-ac60-a71d4577ca16@fortanix.com>
On Sat, Aug 10, 2019 at 12:39:54AM +0000, Jethro Beekman wrote:
> On 2019-08-09 17:30, Sean Christopherson wrote:
> > Manually align ELRANGE now that the kernel doesn't automatically do so
> > for SGX mappings.
>
> What was the rationale for moving this out of the kernel? Now every user of
> this API needs to implement it manually.
VMAs are viewports to the enclave, not the enclave. You can even fully
create and initialize an enclave without creating VMAs. Thus, binding
must be a loose one.
/Jarkko
next prev parent reply other threads:[~2019-08-10 11:23 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-08-10 0:30 [PATCH for_v22] selftests/x86/sgx: Ensure SECS base (ELRANGE) is naturally aligned Sean Christopherson
2019-08-10 0:39 ` Jethro Beekman
2019-08-10 11:23 ` Jarkko Sakkinen [this message]
2019-08-15 12:26 ` Jarkko Sakkinen
2019-08-10 11:22 ` Jarkko Sakkinen
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