From: Paolo Bonzini <pbonzini@redhat.com>
To: Andra Paraschiv <andraprs@amazon.com>, linux-kernel@vger.kernel.org
Cc: Anthony Liguori <aliguori@amazon.com>,
Benjamin Herrenschmidt <benh@amazon.com>,
Colm MacCarthaigh <colmmacc@amazon.com>,
Bjoern Doebel <doebel@amazon.de>,
David Woodhouse <dwmw@amazon.co.uk>,
Frank van der Linden <fllinden@amazon.com>,
Alexander Graf <graf@amazon.de>,
Martin Pohlack <mpohlack@amazon.de>, Matt Wilson <msw@amazon.com>,
Balbir Singh <sblbir@amazon.com>,
Stewart Smith <trawets@amazon.com>,
Uwe Dannowski <uwed@amazon.de>,
kvm@vger.kernel.org, ne-devel-upstream@amazon.com
Subject: Re: [PATCH v1 02/15] nitro_enclaves: Define the PCI device interface
Date: Tue, 21 Apr 2020 23:22:39 +0200 [thread overview]
Message-ID: <bfbb7242-b818-337d-4cff-fc48b7bb1cc0@redhat.com> (raw)
In-Reply-To: <20200421184150.68011-3-andraprs@amazon.com>
On 21/04/20 20:41, Andra Paraschiv wrote:
> The Nitro Enclaves (NE) driver communicates with a new PCI device, that
> is exposed to a virtual machine (VM) and handles commands meant for
> handling enclaves lifetime e.g. creation, termination, setting memory
> regions. The communication with the PCI device is handled using a MMIO
> space and MSI-X interrupts.
>
> This device communicates with the hypervisor on the host, where the VM
> that spawned the enclave itself run, e.g. to launch a VM that is used
> for the enclave.
>
> Define the MMIO space of the PCI device, the commands that are
> provided by this device. Add an internal data structure used as private
> data for the PCI device driver and the functions for the PCI device init
> / uninit and command requests handling.
>
> Signed-off-by: Alexandru-Catalin Vasile <lexnv@amazon.com>
> Signed-off-by: Alexandru Ciobotaru <alcioa@amazon.com>
> Signed-off-by: Andra Paraschiv <andraprs@amazon.com>
> ---
> .../virt/amazon/nitro_enclaves/ne_pci_dev.h | 266 ++++++++++++++++++
> 1 file changed, 266 insertions(+)
> create mode 100644 drivers/virt/amazon/nitro_enclaves/ne_pci_dev.h
Can this be placed just in drivers/virt/nitro_enclaves, or
drivers/virt/enclave/nitro? It's not unlikely that this device be
implemented outside EC2 sooner or later, and there's nothing
Amazon-specific as far as I can see from the UAPI.
Paolo
next prev parent reply other threads:[~2020-04-21 21:22 UTC|newest]
Thread overview: 79+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-04-21 18:41 [PATCH v1 00/15] Add support for Nitro Enclaves Andra Paraschiv
2020-04-21 18:41 ` [PATCH v1 01/15] nitro_enclaves: Add ioctl interface definition Andra Paraschiv
2020-04-21 18:47 ` Randy Dunlap
2020-04-21 21:45 ` Paolo Bonzini
2020-04-22 15:49 ` Paraschiv, Andra-Irina
2020-04-21 18:41 ` [PATCH v1 02/15] nitro_enclaves: Define the PCI device interface Andra Paraschiv
2020-04-21 21:22 ` Paolo Bonzini [this message]
2020-04-23 13:37 ` Paraschiv, Andra-Irina
2020-04-24 15:10 ` Paraschiv, Andra-Irina
2020-04-21 18:41 ` [PATCH v1 03/15] nitro_enclaves: Define enclave info for internal bookkeeping Andra Paraschiv
2020-04-21 18:41 ` [PATCH v1 04/15] nitro_enclaves: Init PCI device driver Andra Paraschiv
2020-04-25 14:25 ` Liran Alon
2020-04-29 16:31 ` Paraschiv, Andra-Irina
2020-04-21 18:41 ` [PATCH v1 05/15] nitro_enclaves: Handle PCI device command requests Andra Paraschiv
2020-04-25 14:52 ` Liran Alon
2020-04-29 17:00 ` Paraschiv, Andra-Irina
2020-04-21 18:41 ` [PATCH v1 06/15] nitro_enclaves: Handle out-of-band PCI device events Andra Paraschiv
2020-04-21 18:41 ` [PATCH v1 07/15] nitro_enclaves: Init misc device providing the ioctl interface Andra Paraschiv
2020-04-21 18:41 ` [PATCH v1 08/15] nitro_enclaves: Add logic for enclave vm creation Andra Paraschiv
2020-04-21 18:41 ` [PATCH v1 09/15] nitro_enclaves: Add logic for enclave vcpu creation Andra Paraschiv
2020-04-21 18:41 ` [PATCH v1 10/15] nitro_enclaves: Add logic for enclave memory region set Andra Paraschiv
2020-04-21 18:41 ` [PATCH v1 11/15] nitro_enclaves: Add logic for enclave start Andra Paraschiv
2020-04-21 18:41 ` [PATCH v1 12/15] nitro_enclaves: Add logic for enclave termination Andra Paraschiv
2020-04-21 18:41 ` [PATCH v1 13/15] nitro_enclaves: Add Kconfig for the Nitro Enclaves driver Andra Paraschiv
2020-04-21 18:50 ` Randy Dunlap
2020-04-22 14:35 ` Paraschiv, Andra-Irina
2020-04-21 18:41 ` [PATCH v1 14/15] nitro_enclaves: Add Makefile " Andra Paraschiv
2020-04-23 8:12 ` kbuild test robot
2020-04-23 8:12 ` kbuild test robot
2020-04-24 17:00 ` Paraschiv, Andra-Irina
2020-04-23 8:43 ` kbuild test robot
2020-04-23 8:43 ` kbuild test robot
2020-04-24 15:27 ` Paraschiv, Andra-Irina
2020-04-21 18:41 ` [PATCH v1 15/15] MAINTAINERS: Add entry " Andra Paraschiv
2020-04-21 21:46 ` [PATCH v1 00/15] Add support for Nitro Enclaves Paolo Bonzini
2020-04-23 13:19 ` Paraschiv, Andra-Irina
2020-04-23 13:42 ` Paolo Bonzini
2020-04-23 17:42 ` Paraschiv, Andra-Irina
2020-04-23 17:51 ` Paolo Bonzini
2020-04-23 20:56 ` Alexander Graf
2020-04-23 21:18 ` Paolo Bonzini
2020-04-24 12:56 ` Alexander Graf
2020-04-24 16:27 ` Paolo Bonzini
2020-04-24 19:11 ` Alexander Graf
2020-04-25 16:05 ` Paolo Bonzini
2020-04-27 9:15 ` Paraschiv, Andra-Irina
2020-04-27 9:22 ` Paraschiv, Andra-Irina
2020-04-27 9:46 ` Paolo Bonzini
2020-04-27 10:00 ` Paraschiv, Andra-Irina
2020-04-28 15:07 ` Alexander Graf
2020-04-29 13:20 ` Paolo Bonzini
2020-04-30 13:59 ` Paraschiv, Andra-Irina
2020-04-30 10:34 ` Paolo Bonzini
2020-04-30 11:21 ` Alexander Graf
2020-04-30 11:38 ` Paolo Bonzini
2020-04-30 11:47 ` Alexander Graf
2020-04-30 11:58 ` Paolo Bonzini
2020-04-30 12:19 ` Alexander Graf
2020-05-07 17:44 ` Pavel Machek
2020-05-08 7:00 ` Paraschiv, Andra-Irina
2020-05-09 19:21 ` Pavel Machek
2020-05-10 11:02 ` Herrenschmidt, Benjamin
2020-05-11 10:49 ` Paraschiv, Andra-Irina
2020-05-11 13:49 ` Stefan Hajnoczi
2020-04-24 3:04 ` Longpeng (Mike, Cloud Infrastructure Service Product Dept.)
2020-04-24 8:19 ` Paraschiv, Andra-Irina
2020-04-24 9:54 ` Paraschiv, Andra-Irina
2020-04-26 1:55 ` Longpeng (Mike, Cloud Infrastructure Service Product Dept.)
2020-04-27 18:39 ` Paraschiv, Andra-Irina
2020-04-24 9:59 ` Tian, Kevin
2020-04-24 13:59 ` Paraschiv, Andra-Irina
2020-04-26 8:16 ` Tian, Kevin
2020-04-27 19:05 ` Paraschiv, Andra-Irina
[not found] ` <CAKXe6SLonLQLAOY9Q_2AzTeg4uJxiknsAWnJpTF0hMcXEG5Tew@mail.gmail.com>
2020-05-11 12:05 ` Paraschiv, Andra-Irina
2020-04-25 15:25 ` Liran Alon
2020-04-27 7:56 ` Paraschiv, Andra-Irina
2020-04-27 11:44 ` Liran Alon
2020-04-28 15:25 ` Alexander Graf
2020-04-28 16:01 ` Liran Alon
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