From: Sean Christopherson <sean.j.christopherson@intel.com>
To: Jarkko Sakkinen <jarkko.sakkinen@linux.intel.com>
Cc: linux-sgx@vger.kernel.org, luto@kernel.org, cedric.xing@intel.com
Subject: Re: [PATCH RFC] x86/sgx: Do not increase encl->refcount for VMAs
Date: Mon, 17 Jun 2019 09:52:25 -0700 [thread overview]
Message-ID: <20190617165224.GB25085@linux.intel.com> (raw)
In-Reply-To: <20190617164025.GA9762@linux.intel.com>
On Mon, Jun 17, 2019 at 07:40:25PM +0300, Jarkko Sakkinen wrote:
> On Thu, Jun 13, 2019 at 07:30:07PM +0300, Jarkko Sakkinen wrote:
> > Since the device file stays open up until all VMAs have been closed
> > we do not need to increase encl->refcount for VMAs. sgx_open() will
> > increase it once and sgx_release() will decrease at a point where
> > the device file is not mapped. anymore.
> >
> > Signed-off-by: Jarkko Sakkinen <jarkko.sakkinen@linux.intel.com>
>
> Cool if I merge this one?
LGTM
next prev parent reply other threads:[~2019-06-17 16:52 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-06-13 16:30 [PATCH RFC] x86/sgx: Do not increase encl->refcount for VMAs Jarkko Sakkinen
2019-06-13 16:30 ` Jarkko Sakkinen
2019-06-17 16:40 ` Jarkko Sakkinen
2019-06-17 16:52 ` Sean Christopherson [this message]
2019-06-19 12:46 ` Jarkko Sakkinen
2019-06-19 15:34 ` Sean Christopherson
2019-06-20 19:08 ` Jarkko Sakkinen
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