LKML Archive on lore.kernel.org
 help / color / Atom feed
From: "Tian, Kevin" <kevin.tian@intel.com>
To: Kenneth Lee <nek.in.cn@gmail.com>,
	Jonathan Corbet <corbet@lwn.net>,
	Herbert Xu <herbert@gondor.apana.org.au>,
	"David S . Miller" <davem@davemloft.net>,
	Joerg Roedel <joro@8bytes.org>,
	Alex Williamson <alex.williamson@redhat.com>,
	Kenneth Lee <liguozhu@hisilicon.com>,
	Hao Fang <fanghao11@huawei.com>,
	Zhou Wang <wangzhou1@hisilicon.com>,
	Zaibo Xu <xuzaibo@huawei.com>,
	Philippe Ombredanne <pombredanne@nexb.com>,
	"Greg Kroah-Hartman" <gregkh@linuxfoundation.org>,
	Thomas Gleixner <tglx@linutronix.de>,
	"linux-doc@vger.kernel.org" <linux-doc@vger.kernel.org>,
	"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
	"linux-crypto@vger.kernel.org" <linux-crypto@vger.kernel.org>,
	"iommu@lists.linux-foundation.org"
	<iommu@lists.linux-foundation.org>,
	"kvm@vger.kernel.org" <kvm@vger.kernel.org>,
	"linux-accelerators@lists.ozlabs.org" 
	<linux-accelerators@lists.ozlabs.org>,
	Lu Baolu <baolu.lu@linux.intel.com>,
	"Kumar, Sanjay K" <sanjay.k.kumar@intel.com>
Cc: "linuxarm@huawei.com" <linuxarm@huawei.com>
Subject: RE: [RFC PATCH 1/7] vfio/spimdev: Add documents for WarpDrive framework
Date: Thu, 2 Aug 2018 03:14:38 +0000
Message-ID: <AADFC41AFE54684AB9EE6CBC0274A5D191290F04@SHSMSX101.ccr.corp.intel.com> (raw)
In-Reply-To: <20180801102221.5308-2-nek.in.cn@gmail.com>

> From: Kenneth Lee
> Sent: Wednesday, August 1, 2018 6:22 PM
> 
> From: Kenneth Lee <liguozhu@hisilicon.com>
> 
> WarpDrive is a common user space accelerator framework.  Its main
> component
> in Kernel is called spimdev, Share Parent IOMMU Mediated Device. It

Not sure whether "share parent IOMMU" is a good term here. better
stick to what capabity you bring to user space, instead of describing
internal trick...

> exposes
> the hardware capabilities to the user space via vfio-mdev. So processes in
> user land can obtain a "queue" by open the device and direct access the
> hardware MMIO space or do DMA operation via VFIO interface.
> 
> WarpDrive is intended to be used with Jean Philippe Brucker's SVA patchset
> (it is still in RFC stage) to support multi-process. But This is not a must.
> Without the SVA patches, WarpDrive can still work for one process for
> every
> hardware device.
> 
> This patch add detail documents for the framework.
> 
> Signed-off-by: Kenneth Lee <liguozhu@hisilicon.com>
> ---
>  Documentation/00-INDEX                |   2 +
>  Documentation/warpdrive/warpdrive.rst | 153 ++++++
>  Documentation/warpdrive/wd-arch.svg   | 732
> ++++++++++++++++++++++++++
>  Documentation/warpdrive/wd.svg        | 526 ++++++++++++++++++
>  4 files changed, 1413 insertions(+)
>  create mode 100644 Documentation/warpdrive/warpdrive.rst
>  create mode 100644 Documentation/warpdrive/wd-arch.svg
>  create mode 100644 Documentation/warpdrive/wd.svg
> 
> diff --git a/Documentation/00-INDEX b/Documentation/00-INDEX
> index 2754fe83f0d4..9959affab599 100644
> --- a/Documentation/00-INDEX
> +++ b/Documentation/00-INDEX
> @@ -410,6 +410,8 @@ vm/
>  	- directory with info on the Linux vm code.
>  w1/
>  	- directory with documents regarding the 1-wire (w1) subsystem.
> +warpdrive/
> +	- directory with documents about WarpDrive accelerator
> framework.
>  watchdog/
>  	- how to auto-reboot Linux if it has "fallen and can't get up". ;-)
>  wimax/
> diff --git a/Documentation/warpdrive/warpdrive.rst
> b/Documentation/warpdrive/warpdrive.rst
> new file mode 100644
> index 000000000000..3792b2780ea6
> --- /dev/null
> +++ b/Documentation/warpdrive/warpdrive.rst
> @@ -0,0 +1,153 @@
> +Introduction of WarpDrive
> +=========================
> +
> +*WarpDrive* is a general accelerator framework built on top of vfio.
> +It can be taken as a light weight virtual function, which you can use
> without
> +*SR-IOV* like facility and can be shared among multiple processes.
> +
> +It can be used as the quick channel for accelerators, network adaptors or
> +other hardware in user space. It can make some implementation simpler.
> E.g.
> +you can reuse most of the *netdev* driver and just share some ring buffer
> to
> +the user space driver for *DPDK* or *ODP*. Or you can combine the RSA
> +accelerator with the *netdev* in the user space as a Web reversed proxy,
> etc.
> +
> +The name *WarpDrive* is simply a cool and general name meaning the
> framework
> +makes the application faster. In kernel, the framework is called SPIMDEV,
> +namely "Share Parent IOMMU Mediated Device".
> +
> +
> +How does it work
> +================
> +
> +*WarpDrive* takes the Hardware Accelerator as a heterogeneous
> processor which
> +can share some load for the CPU:
> +
> +.. image:: wd.svg
> +        :alt: This is a .svg image, if your browser cannot show it,
> +                try to download and view it locally
> +
> +So it provides the capability to the user application to:
> +
> +1. Send request to the hardware
> +2. Share memory with the application and other accelerators
> +
> +These requirements can be fulfilled by VFIO if the accelerator can serve
> each
> +application with a separated Virtual Function. But a *SR-IOV* like VF (we
> will
> +call it *HVF* hereinafter) design is too heavy for the accelerator which
> +service thousands of processes.
> +
> +And the *HVF* is not good for the scenario that a device keep most of its
> +resource but share partial of the function to the user space. E.g. a *NIC*
> +works as a *netdev* but share some hardware queues to the user
> application to
> +send packets direct to the hardware.
> +
> +*VFIO-mdev* can solve some of the problem here. But *VFIO-mdev* has
> two problem:
> +
> +1. it cannot make use of its parent device's IOMMU.
> +2. it is assumed to be openned only once.
> +
> +So it will need some add-on for better resource control and let the VFIO
> +driver be aware of this.
> +
> +
> +Architecture
> +------------
> +
> +The full *WarpDrive* architecture is represented in the following class
> +diagram:
> +
> +.. image:: wd-arch.svg
> +        :alt: This is a .svg image, if your browser cannot show it,
> +                try to download and view it locally
> +
> +The idea is: when a device is probed, it can be registered to the general
> +framework, e.g. *netdev* or *crypto*, and the *SPIMDEV* at the same
> time.
> +
> +If *SPIMDEV* is registered. A *mdev* creation interface is created. Then
> the
> +system administrator can create a *mdev* in the user space and set its
> +parameters via its sysfs interfacev. But not like the other mdev
> +implementation, hardware resource will not be allocated until it is opened
> by
> +an application.
> +
> +With this strategy, the hardware resource can be easily scheduled among
> +multiple processes.
> +
> +
> +The user API
> +------------
> +
> +We adopt a polling style interface in the user space: ::
> +
> +        int wd_request_queue(int container, struct wd_queue *q,
> +                             const char *mdev)
> +        void wd_release_queue(struct wd_queue *q);
> +
> +        int wd_send(struct wd_queue *q, void *req);
> +        int wd_recv(struct wd_queue *q, void **req);
> +        int wd_recv_sync(struct wd_queue *q, void **req);
> +
> +the ..._sync() interface is a wrapper to the non sync version. They wait on
> the
> +device until the queue become available.
> +
> +Memory can be done by VFIO DMA API. Or the following helper function
> can be
> +adopted: ::
> +
> +        int wd_mem_share(struct wd_queue *q, const void *addr,
> +                         size_t size, int flags);
> +        void wd_mem_unshare(struct wd_queue *q, const void *addr, size_t
> size);
> +
> +Todo: if the IOMMU support *ATS* or *SMMU* stall mode. mem share is
> not
> +necessary. This can be check with SPImdev sysfs interface.
> +
> +The user API is not mandatory. It is simply a suggestion and hint what the
> +kernel interface is supposed to support.
> +
> +
> +The user driver
> +---------------
> +
> +*WarpDrive* expose the hardware IO space to the user process (via
> *mmap*). So
> +it will require user driver for implementing the user API. The following API
> +is suggested for a user driver: ::
> +
> +        int open(struct wd_queue *q);
> +        int close(struct wd_queue *q);
> +        int send(struct wd_queue *q, void *req);
> +        int recv(struct wd_queue *q, void **req);
> +
> +These callback enable the communication between the user application
> and the
> +device. You will still need the hardware-depend algorithm driver to access
> the
> +algorithm functionality of the accelerator itself.
> +
> +
> +Multiple processes support
> +==========================
> +
> +In the latest mainline kernel (4.18) when this document is written.
> +Multi-process is not supported in VFIO yet.
> +
> +*JPB* has a patchset to enable this[2]_. We have tested it with our
> hardware
> +(which is known as *D06*). It works well. *WarpDrive* rely on them to
> support
> +multiple processes. If it is not enabled, *WarpDrive* can still work, but it
> +support only one process, which will share the same io map table with
> kernel
> +(but the user application cannot access the kernel address, So it is not
> going
> +to be a security problem)
> +
> +
> +Legacy Mode Support
> +===================
> +For the hardware on which IOMMU is not support, WarpDrive can run on
> *NOIOMMU*
> +mode.
> +
> +
> +References
> +==========
> +.. [1] Accroding to the comment in in mm/gup.c, The *gup* is only safe
> within
> +       a syscall.  Because it can only keep the physical memory in place
> +       without making sure the VMA will always point to it. Maybe we should
> +       raise the VM_PINNED patchset (see
> +       https://lists.gt.net/linux/kernel/1931993) again to solve this problem.
> +.. [2] https://patchwork.kernel.org/patch/10394851/
> +.. [3] https://zhuanlan.zhihu.com/p/35489035
> +
> +.. vim: tw=78
> diff --git a/Documentation/warpdrive/wd-arch.svg
> b/Documentation/warpdrive/wd-arch.svg
> new file mode 100644
> index 000000000000..1b3d1817c4ba
> --- /dev/null
> +++ b/Documentation/warpdrive/wd-arch.svg
> @@ -0,0 +1,732 @@
> +<?xml version="1.0" encoding="UTF-8" standalone="no"?>
> +<!-- Created with Inkscape (http://www.inkscape.org/) -->
> +
> +<svg
> +   xmlns:dc="http://purl.org/dc/elements/1.1/"
> +   xmlns:cc="http://creativecommons.org/ns#"
> +   xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#"
> +   xmlns:svg="http://www.w3.org/2000/svg"
> +   xmlns="http://www.w3.org/2000/svg"
> +   xmlns:xlink="http://www.w3.org/1999/xlink"
> +   xmlns:sodipodi="http://sodipodi.sourceforge.net/DTD/sodipodi-0.dtd"
> +   xmlns:inkscape="http://www.inkscape.org/namespaces/inkscape"
> +   width="210mm"
> +   height="193mm"
> +   viewBox="0 0 744.09449 683.85823"
> +   id="svg2"
> +   version="1.1"
> +   inkscape:version="0.92.3 (2405546, 2018-03-11)"
> +   sodipodi:docname="wd-arch.svg">
> +  <defs
> +     id="defs4">
> +    <linearGradient
> +       inkscape:collect="always"
> +       id="linearGradient6830">
> +      <stop
> +         style="stop-color:#000000;stop-opacity:1;"
> +         offset="0"
> +         id="stop6832" />
> +      <stop
> +         style="stop-color:#000000;stop-opacity:0;"
> +         offset="1"
> +         id="stop6834" />
> +    </linearGradient>
> +    <linearGradient
> +       inkscape:collect="always"
> +       xlink:href="#linearGradient5026"
> +       id="linearGradient5032"
> +       x1="353"
> +       y1="211.3622"
> +       x2="565.5"
> +       y2="174.8622"
> +       gradientUnits="userSpaceOnUse"
> +       gradientTransform="translate(-89.949614,405.94594)" />
> +    <linearGradient
> +       inkscape:collect="always"
> +       id="linearGradient5026">
> +      <stop
> +         style="stop-color:#f2f2f2;stop-opacity:1;"
> +         offset="0"
> +         id="stop5028" />
> +      <stop
> +         style="stop-color:#f2f2f2;stop-opacity:0;"
> +         offset="1"
> +         id="stop5030" />
> +    </linearGradient>
> +    <filter
> +       inkscape:collect="always"
> +       style="color-interpolation-filters:sRGB"
> +       id="filter4169-3"
> +       x="-0.031597666"
> +       width="1.0631953"
> +       y="-0.099812768"
> +       height="1.1996255">
> +      <feGaussianBlur
> +         inkscape:collect="always"
> +         stdDeviation="1.3307599"
> +         id="feGaussianBlur4171-6" />
> +    </filter>
> +    <linearGradient
> +       inkscape:collect="always"
> +       xlink:href="#linearGradient5026"
> +       id="linearGradient5032-1"
> +       x1="353"
> +       y1="211.3622"
> +       x2="565.5"
> +       y2="174.8622"
> +       gradientUnits="userSpaceOnUse"
> +       gradientTransform="translate(175.77842,400.29111)" />
> +    <filter
> +       inkscape:collect="always"
> +       style="color-interpolation-filters:sRGB"
> +       id="filter4169-3-0"
> +       x="-0.031597666"
> +       width="1.0631953"
> +       y="-0.099812768"
> +       height="1.1996255">
> +      <feGaussianBlur
> +         inkscape:collect="always"
> +         stdDeviation="1.3307599"
> +         id="feGaussianBlur4171-6-9" />
> +    </filter>
> +    <marker
> +       markerWidth="18.960653"
> +       markerHeight="11.194658"
> +       refX="9.4803267"
> +       refY="5.5973287"
> +       orient="auto"
> +       id="marker4613">
> +      <rect
> +         y="-5.1589785"
> +         x="5.8504119"
> +         height="10.317957"
> +         width="10.317957"
> +         id="rect4212"
> +         style="fill:#ffffff;stroke:#000000;stroke-width:0.69143367;stroke-
> miterlimit:4;stroke-dasharray:none"
> +         transform="matrix(0.86111274,0.50841405,-
> 0.86111274,0.50841405,0,0)">
> +        <title
> +           id="title4262">generation</title>
> +      </rect>
> +    </marker>
> +    <marker
> +       markerWidth="11.227358"
> +       markerHeight="12.355258"
> +       refX="10"
> +       refY="6.177629"
> +       orient="auto"
> +       id="marker4825">
> +      <path
> +         inkscape:connector-curvature="0"
> +         id="path4757"
> +         d="M 0.42024733,0.42806444 10.231357,6.3500844
> 0.24347733,11.918544"
> +         style="fill:none;fill-rule:evenodd;stroke:#000000;stroke-
> width:1px;stroke-linecap:butt;stroke-linejoin:miter;stroke-opacity:1" />
> +    </marker>
> +    <marker
> +       markerWidth="11.227358"
> +       markerHeight="12.355258"
> +       refX="10"
> +       refY="6.177629"
> +       orient="auto"
> +       id="marker4825-6">
> +      <path
> +         inkscape:connector-curvature="0"
> +         id="path4757-1"
> +         d="M 0.42024733,0.42806444 10.231357,6.3500844
> 0.24347733,11.918544"
> +         style="fill:none;fill-rule:evenodd;stroke:#000000;stroke-
> width:1px;stroke-linecap:butt;stroke-linejoin:miter;stroke-opacity:1" />
> +    </marker>
> +    <linearGradient
> +       inkscape:collect="always"
> +       xlink:href="#linearGradient5026"
> +       id="linearGradient5032-3-9"
> +       x1="353"
> +       y1="211.3622"
> +       x2="565.5"
> +       y2="174.8622"
> +       gradientUnits="userSpaceOnUse"
> +       gradientTransform="matrix(1.2452511,0,0,0.98513016,-
> 190.95632,540.33156)" />
> +    <filter
> +       inkscape:collect="always"
> +       style="color-interpolation-filters:sRGB"
> +       id="filter4169-3-5-8"
> +       x="-0.031597666"
> +       width="1.0631953"
> +       y="-0.099812768"
> +       height="1.1996255">
> +      <feGaussianBlur
> +         inkscape:collect="always"
> +         stdDeviation="1.3307599"
> +         id="feGaussianBlur4171-6-3-9" />
> +    </filter>
> +    <marker
> +       markerWidth="11.227358"
> +       markerHeight="12.355258"
> +       refX="10"
> +       refY="6.177629"
> +       orient="auto"
> +       id="marker4825-6-2">
> +      <path
> +         inkscape:connector-curvature="0"
> +         id="path4757-1-9"
> +         d="M 0.42024733,0.42806444 10.231357,6.3500844
> 0.24347733,11.918544"
> +         style="fill:none;fill-rule:evenodd;stroke:#000000;stroke-
> width:1px;stroke-linecap:butt;stroke-linejoin:miter;stroke-opacity:1" />
> +    </marker>
> +    <marker
> +       markerWidth="11.227358"
> +       markerHeight="12.355258"
> +       refX="10"
> +       refY="6.177629"
> +       orient="auto"
> +       id="marker4825-6-2-1">
> +      <path
> +         inkscape:connector-curvature="0"
> +         id="path4757-1-9-9"
> +         d="M 0.42024733,0.42806444 10.231357,6.3500844
> 0.24347733,11.918544"
> +         style="fill:none;fill-rule:evenodd;stroke:#000000;stroke-
> width:1px;stroke-linecap:butt;stroke-linejoin:miter;stroke-opacity:1" />
> +    </marker>
> +    <linearGradient
> +       inkscape:collect="always"
> +       xlink:href="#linearGradient5026"
> +       id="linearGradient5032-3-9-7"
> +       x1="353"
> +       y1="211.3622"
> +       x2="565.5"
> +       y2="174.8622"
> +       gradientUnits="userSpaceOnUse"
> +       gradientTransform="matrix(1.3742742,0,0,0.97786398,-
> 234.52617,654.63367)" />
> +    <filter
> +       inkscape:collect="always"
> +       style="color-interpolation-filters:sRGB"
> +       id="filter4169-3-5-8-5"
> +       x="-0.031597666"
> +       width="1.0631953"
> +       y="-0.099812768"
> +       height="1.1996255">
> +      <feGaussianBlur
> +         inkscape:collect="always"
> +         stdDeviation="1.3307599"
> +         id="feGaussianBlur4171-6-3-9-0" />
> +    </filter>
> +    <marker
> +       markerWidth="11.227358"
> +       markerHeight="12.355258"
> +       refX="10"
> +       refY="6.177629"
> +       orient="auto"
> +       id="marker4825-6-2-6">
> +      <path
> +         inkscape:connector-curvature="0"
> +         id="path4757-1-9-1"
> +         d="M 0.42024733,0.42806444 10.231357,6.3500844
> 0.24347733,11.918544"
> +         style="fill:none;fill-rule:evenodd;stroke:#000000;stroke-
> width:1px;stroke-linecap:butt;stroke-linejoin:miter;stroke-opacity:1" />
> +    </marker>
> +    <linearGradient
> +       inkscape:collect="always"
> +       xlink:href="#linearGradient5026"
> +       id="linearGradient5032-3-9-4"
> +       x1="353"
> +       y1="211.3622"
> +       x2="565.5"
> +       y2="174.8622"
> +       gradientUnits="userSpaceOnUse"
> +       gradientTransform="matrix(1.3742912,0,0,2.0035845,-
> 468.34428,342.56603)" />
> +    <filter
> +       inkscape:collect="always"
> +       style="color-interpolation-filters:sRGB"
> +       id="filter4169-3-5-8-54"
> +       x="-0.031597666"
> +       width="1.0631953"
> +       y="-0.099812768"
> +       height="1.1996255">
> +      <feGaussianBlur
> +         inkscape:collect="always"
> +         stdDeviation="1.3307599"
> +         id="feGaussianBlur4171-6-3-9-7" />
> +    </filter>
> +    <marker
> +       markerWidth="11.227358"
> +       markerHeight="12.355258"
> +       refX="10"
> +       refY="6.177629"
> +       orient="auto"
> +       id="marker4825-6-2-1-8">
> +      <path
> +         inkscape:connector-curvature="0"
> +         id="path4757-1-9-9-6"
> +         d="M 0.42024733,0.42806444 10.231357,6.3500844
> 0.24347733,11.918544"
> +         style="fill:none;fill-rule:evenodd;stroke:#000000;stroke-
> width:1px;stroke-linecap:butt;stroke-linejoin:miter;stroke-opacity:1" />
> +    </marker>
> +    <marker
> +       markerWidth="11.227358"
> +       markerHeight="12.355258"
> +       refX="10"
> +       refY="6.177629"
> +       orient="auto"
> +       id="marker4825-6-2-1-8-8">
> +      <path
> +         inkscape:connector-curvature="0"
> +         id="path4757-1-9-9-6-9"
> +         d="M 0.42024733,0.42806444 10.231357,6.3500844
> 0.24347733,11.918544"
> +         style="fill:none;fill-rule:evenodd;stroke:#000000;stroke-
> width:1px;stroke-linecap:butt;stroke-linejoin:miter;stroke-opacity:1" />
> +    </marker>
> +    <marker
> +       markerWidth="11.227358"
> +       markerHeight="12.355258"
> +       refX="10"
> +       refY="6.177629"
> +       orient="auto"
> +       id="marker4825-6-0">
> +      <path
> +         inkscape:connector-curvature="0"
> +         id="path4757-1-93"
> +         d="M 0.42024733,0.42806444 10.231357,6.3500844
> 0.24347733,11.918544"
> +         style="fill:none;fill-rule:evenodd;stroke:#000000;stroke-
> width:1px;stroke-linecap:butt;stroke-linejoin:miter;stroke-opacity:1" />
> +    </marker>
> +    <marker
> +       markerWidth="11.227358"
> +       markerHeight="12.355258"
> +       refX="10"
> +       refY="6.177629"
> +       orient="auto"
> +       id="marker4825-6-0-2">
> +      <path
> +         inkscape:connector-curvature="0"
> +         id="path4757-1-93-6"
> +         d="M 0.42024733,0.42806444 10.231357,6.3500844
> 0.24347733,11.918544"
> +         style="fill:none;fill-rule:evenodd;stroke:#000000;stroke-
> width:1px;stroke-linecap:butt;stroke-linejoin:miter;stroke-opacity:1" />
> +    </marker>
> +    <filter
> +       inkscape:collect="always"
> +       style="color-interpolation-filters:sRGB"
> +       id="filter5382"
> +       x="-0.089695387"
> +       width="1.1793908"
> +       y="-0.10052069"
> +       height="1.2010413">
> +      <feGaussianBlur
> +         inkscape:collect="always"
> +         stdDeviation="0.86758925"
> +         id="feGaussianBlur5384" />
> +    </filter>
> +    <linearGradient
> +       inkscape:collect="always"
> +       xlink:href="#linearGradient6830"
> +       id="linearGradient6836"
> +       x1="362.73923"
> +       y1="700.04059"
> +       x2="340.4751"
> +       y2="678.25488"
> +       gradientUnits="userSpaceOnUse"
> +       gradientTransform="translate(-23.771026,-135.76835)" />
> +    <marker
> +       markerWidth="11.227358"
> +       markerHeight="12.355258"
> +       refX="10"
> +       refY="6.177629"
> +       orient="auto"
> +       id="marker4825-6-2-6-2">
> +      <path
> +         inkscape:connector-curvature="0"
> +         id="path4757-1-9-1-9"
> +         d="M 0.42024733,0.42806444 10.231357,6.3500844
> 0.24347733,11.918544"
> +         style="fill:none;fill-rule:evenodd;stroke:#000000;stroke-
> width:1px;stroke-linecap:butt;stroke-linejoin:miter;stroke-opacity:1" />
> +    </marker>
> +  </defs>
> +  <sodipodi:namedview
> +     id="base"
> +     pagecolor="#ffffff"
> +     bordercolor="#666666"
> +     borderopacity="1.0"
> +     inkscape:pageopacity="0.0"
> +     inkscape:pageshadow="2"
> +     inkscape:zoom="0.98994949"
> +     inkscape:cx="222.32868"
> +     inkscape:cy="370.44492"
> +     inkscape:document-units="px"
> +     inkscape:current-layer="layer1"
> +     showgrid="false"
> +     inkscape:window-width="1916"
> +     inkscape:window-height="1033"
> +     inkscape:window-x="0"
> +     inkscape:window-y="22"
> +     inkscape:window-maximized="0"
> +     fit-margin-right="0.3"
> +     inkscape:snap-global="false" />
> +  <metadata
> +     id="metadata7">
> +    <rdf:RDF>
> +      <cc:Work
> +         rdf:about="">
> +        <dc:format>image/svg+xml</dc:format>
> +        <dc:type
> +           rdf:resource="http://purl.org/dc/dcmitype/StillImage" />
> +        <dc:title />
> +      </cc:Work>
> +    </rdf:RDF>
> +  </metadata>
> +  <g
> +     inkscape:label="Layer 1"
> +     inkscape:groupmode="layer"
> +     id="layer1"
> +     transform="translate(0,-368.50374)">
> +    <rect
> +       style="fill:#000000;stroke:#000000;stroke-
> width:0.6465112;filter:url(#filter4169-3)"
> +       id="rect4136-3-6"
> +       width="101.07784"
> +       height="31.998148"
> +       x="283.01144"
> +       y="588.80896" />
> +    <rect
> +       style="fill:url(#linearGradient5032);fill-
> opacity:1;stroke:#000000;stroke-width:0.6465112"
> +       id="rect4136-2"
> +       width="101.07784"
> +       height="31.998148"
> +       x="281.63498"
> +       y="586.75739" />
> +    <text
> +       xml:space="preserve"
> +       style="font-style:normal;font-weight:normal;line-height:0%;font-
> family:sans-serif;letter-spacing:0px;word-spacing:0px;fill:#000000;fill-
> opacity:1;stroke:none;stroke-width:1px;stroke-linecap:butt;stroke-
> linejoin:miter;stroke-opacity:1"
> +       x="294.21747"
> +       y="612.50073"
> +       id="text4138-6"><tspan
> +         sodipodi:role="line"
> +         id="tspan4140-1"
> +         x="294.21747"
> +         y="612.50073"
> +         style="font-size:15px;line-height:1.25">WarpDrive</tspan></text>
> +    <rect
> +       style="fill:#000000;stroke:#000000;stroke-
> width:0.6465112;filter:url(#filter4169-3-0)"
> +       id="rect4136-3-6-3"
> +       width="101.07784"
> +       height="31.998148"
> +       x="548.7395"
> +       y="583.15417" />
> +    <rect
> +       style="fill:url(#linearGradient5032-1);fill-
> opacity:1;stroke:#000000;stroke-width:0.6465112"
> +       id="rect4136-2-60"
> +       width="101.07784"
> +       height="31.998148"
> +       x="547.36304"
> +       y="581.1026" />
> +    <text
> +       xml:space="preserve"
> +       style="font-style:normal;font-weight:normal;line-height:0%;font-
> family:sans-serif;letter-spacing:0px;word-spacing:0px;fill:#000000;fill-
> opacity:1;stroke:none;stroke-width:1px;stroke-linecap:butt;stroke-
> linejoin:miter;stroke-opacity:1"
> +       x="557.83484"
> +       y="602.32745"
> +       id="text4138-6-6"><tspan
> +         sodipodi:role="line"
> +         id="tspan4140-1-2"
> +         x="557.83484"
> +         y="602.32745"
> +         style="font-size:15px;line-height:1.25">user_driver</tspan></text>
> +    <path
> +       style="fill:none;fill-rule:evenodd;stroke:#000000;stroke-
> width:1px;stroke-linecap:butt;stroke-linejoin:miter;stroke-
> opacity:1;marker-end:url(#marker4613)"
> +       d="m 547.36304,600.78954 -156.58203,0.0691"
> +       id="path4855"
> +       inkscape:connector-curvature="0"
> +       sodipodi:nodetypes="cc" />
> +    <rect
> +       style="fill:#000000;stroke:#000000;stroke-
> width:0.6465112;filter:url(#filter4169-3-5-8)"
> +       id="rect4136-3-6-5-7"
> +       width="101.07784"
> +       height="31.998148"
> +       x="128.74678"
> +       y="80.648842"
> +       transform="matrix(1.2452511,0,0,0.98513016,113.15182,641.02594)"
> />
> +    <rect
> +       style="fill:url(#linearGradient5032-3-9);fill-
> opacity:1;stroke:#000000;stroke-width:0.71606314"
> +       id="rect4136-2-6-3"
> +       width="125.86729"
> +       height="31.522341"
> +       x="271.75983"
> +       y="718.45435" />
> +    <text
> +       xml:space="preserve"
> +       style="font-style:normal;font-weight:normal;line-height:0%;font-
> family:sans-serif;letter-spacing:0px;word-spacing:0px;fill:#000000;fill-
> opacity:1;stroke:none;stroke-width:1px;stroke-linecap:butt;stroke-
> linejoin:miter;stroke-opacity:1"
> +       x="306.29599"
> +       y="746.50073"
> +       id="text4138-6-2-6"><tspan
> +         sodipodi:role="line"
> +         id="tspan4140-1-9-1"
> +         x="306.29599"
> +         y="746.50073"
> +         style="font-size:15px;line-height:1.25">spimdev</tspan></text>
> +    <path
> +       style="fill:none;fill-rule:evenodd;stroke:#000000;stroke-
> width:1px;stroke-linecap:butt;stroke-linejoin:miter;stroke-
> opacity:1;marker-end:url(#marker4825-6-2)"
> +       d="m 329.57309,619.72453 5.0373,97.14447"
> +       id="path4661-3"
> +       inkscape:connector-curvature="0"
> +       sodipodi:nodetypes="cc" />
> +    <path
> +       style="fill:none;fill-rule:evenodd;stroke:#000000;stroke-
> width:1px;stroke-linecap:butt;stroke-linejoin:miter;stroke-
> opacity:1;marker-end:url(#marker4825-6-2-1)"
> +       d="m 342.57219,830.63108 -5.67699,-79.2841"
> +       id="path4661-3-4"
> +       inkscape:connector-curvature="0"
> +       sodipodi:nodetypes="cc" />
> +    <rect
> +       style="fill:#000000;stroke:#000000;stroke-
> width:0.6465112;filter:url(#filter4169-3-5-8-5)"
> +       id="rect4136-3-6-5-7-3"
> +       width="101.07784"
> +       height="31.998148"
> +       x="128.74678"
> +       y="80.648842"
> +       transform="matrix(1.3742742,0,0,0.97786398,101.09126,754.58534)"
> />
> +    <rect
> +       style="fill:url(#linearGradient5032-3-9-7);fill-
> opacity:1;stroke:#000000;stroke-width:0.74946606"
> +       id="rect4136-2-6-3-6"
> +       width="138.90866"
> +       height="31.289837"
> +       x="276.13297"
> +       y="831.44263" />
> +    <text
> +       xml:space="preserve"
> +       style="font-style:normal;font-weight:normal;line-height:0%;font-
> family:sans-serif;letter-spacing:0px;word-spacing:0px;fill:#000000;fill-
> opacity:1;stroke:none;stroke-width:1px;stroke-linecap:butt;stroke-
> linejoin:miter;stroke-opacity:1"
> +       x="295.67819"
> +       y="852.98224"
> +       id="text4138-6-2-6-1"><tspan
> +         sodipodi:role="line"
> +         id="tspan4140-1-9-1-0"
> +         x="295.67819"
> +         y="852.98224"
> +         style="font-size:15px;line-height:1.25">Device Driver</tspan></text>
> +    <text
> +       xml:space="preserve"
> +       style="font-style:normal;font-weight:normal;line-height:0%;font-
> family:sans-serif;letter-spacing:0px;word-spacing:0px;fill:#000000;fill-
> opacity:1;stroke:none;stroke-width:1px;stroke-linecap:butt;stroke-
> linejoin:miter;stroke-opacity:1"
> +       x="349.31198"
> +       y="829.46118"
> +       id="text4138-6-2-6-1-6"><tspan
> +         sodipodi:role="line"
> +         id="tspan4140-1-9-1-0-3"
> +         x="349.31198"
> +         y="829.46118"
> +         style="font-size:15px;line-height:1.25">*</tspan></text>
> +    <text
> +       xml:space="preserve"
> +       style="font-style:normal;font-weight:normal;line-height:0%;font-
> family:sans-serif;letter-spacing:0px;word-spacing:0px;fill:#000000;fill-
> opacity:1;stroke:none;stroke-width:1px;stroke-linecap:butt;stroke-
> linejoin:miter;stroke-opacity:1"
> +       x="349.98282"
> +       y="768.698"
> +       id="text4138-6-2-6-1-6-2"><tspan
> +         sodipodi:role="line"
> +         id="tspan4140-1-9-1-0-3-0"
> +         x="349.98282"
> +         y="768.698"
> +         style="font-size:15px;line-height:1.25">1</tspan></text>
> +    <path
> +       style="fill:none;fill-rule:evenodd;stroke:#000000;stroke-
> width:1px;stroke-linecap:butt;stroke-linejoin:miter;stroke-
> opacity:1;marker-end:url(#marker4825-6-2-6)"
> +       d="m 568.1238,614.05402 0.51369,333.80219"
> +       id="path4661-3-5"
> +       inkscape:connector-curvature="0"
> +       sodipodi:nodetypes="cc" />
> +    <text
> +       xml:space="preserve"
> +       style="font-style:normal;font-weight:normal;line-height:0%;font-
> family:sans-serif;text-align:center;letter-spacing:0px;word-spacing:0px;text-
> anchor:middle;fill:#000000;fill-opacity:1;stroke:none;stroke-
> width:1px;stroke-linecap:butt;stroke-linejoin:miter;stroke-opacity:1"
> +       x="371.8013"
> +       y="664.62476"
> +       id="text4138-6-2-6-1-6-2-5"><tspan
> +         sodipodi:role="line"
> +         x="371.8013"
> +         y="664.62476"
> +         id="tspan4274"
> +         style="font-size:15px;line-
> height:1.25">&lt;&lt;vfio&gt;&gt;</tspan><tspan
> +         sodipodi:role="line"
> +         x="371.8013"
> +         y="683.37476"
> +         id="tspan4305"
> +         style="font-size:15px;line-height:1.25">resource
> management</tspan></text>
> +    <text
> +       xml:space="preserve"
> +       style="font-style:normal;font-weight:normal;line-height:0%;font-
> family:sans-serif;letter-spacing:0px;word-spacing:0px;fill:#000000;fill-
> opacity:1;stroke:none;stroke-width:1px;stroke-linecap:butt;stroke-
> linejoin:miter;stroke-opacity:1"
> +       x="389.92969"
> +       y="587.44836"
> +       id="text4138-6-2-6-1-6-2-56"><tspan
> +         sodipodi:role="line"
> +         id="tspan4140-1-9-1-0-3-0-9"
> +         x="389.92969"
> +         y="587.44836"
> +         style="font-size:15px;line-height:1.25">1</tspan></text>
> +    <text
> +       xml:space="preserve"
> +       style="font-style:normal;font-weight:normal;line-height:0%;font-
> family:sans-serif;letter-spacing:0px;word-spacing:0px;fill:#000000;fill-
> opacity:1;stroke:none;stroke-width:1px;stroke-linecap:butt;stroke-
> linejoin:miter;stroke-opacity:1"
> +       x="528.64813"
> +       y="600.08429"
> +       id="text4138-6-2-6-1-6-3"><tspan
> +         sodipodi:role="line"
> +         id="tspan4140-1-9-1-0-3-7"
> +         x="528.64813"
> +         y="600.08429"
> +         style="font-size:15px;line-height:1.25">*</tspan></text>
> +    <rect
> +       style="fill:#000000;stroke:#000000;stroke-
> width:0.6465112;filter:url(#filter4169-3-5-8-54)"
> +       id="rect4136-3-6-5-7-4"
> +       width="101.07784"
> +       height="31.998148"
> +       x="128.74678"
> +       y="80.648842"
> +       transform="matrix(1.3745874,0,0,1.8929066,-132.7754,556.04505)" />
> +    <rect
> +       style="fill:url(#linearGradient5032-3-9-4);fill-
> opacity:1;stroke:#000000;stroke-width:1.07280123"
> +       id="rect4136-2-6-3-4"
> +       width="138.91039"
> +       height="64.111"
> +       x="42.321312"
> +       y="704.8371" />
> +    <text
> +       xml:space="preserve"
> +       style="font-style:normal;font-weight:normal;line-height:0%;font-
> family:sans-serif;letter-spacing:0px;word-spacing:0px;fill:#000000;fill-
> opacity:1;stroke:none;stroke-width:1px;stroke-linecap:butt;stroke-
> linejoin:miter;stroke-opacity:1"
> +       x="110.30745"
> +       y="722.94025"
> +       id="text4138-6-2-6-3"><tspan
> +         sodipodi:role="line"
> +         x="111.99202"
> +         y="722.94025"
> +         id="tspan4366"
> +         style="font-size:15px;line-height:1.25;text-align:center;text-
> anchor:middle">other standard </tspan><tspan
> +         sodipodi:role="line"
> +         x="110.30745"
> +         y="741.69025"
> +         id="tspan4368"
> +         style="font-size:15px;line-height:1.25;text-align:center;text-
> anchor:middle">framework</tspan><tspan
> +         sodipodi:role="line"
> +         x="110.30745"
> +         y="760.44025"
> +         style="font-size:15px;line-height:1.25;text-align:center;text-
> anchor:middle"
> +         id="tspan6840">(crypto/nic/others)</tspan></text>
> +    <path
> +       style="fill:none;fill-rule:evenodd;stroke:#000000;stroke-
> width:1px;stroke-linecap:butt;stroke-linejoin:miter;stroke-
> opacity:1;marker-end:url(#marker4825-6-2-1-8)"
> +       d="M 276.29661,849.04109 134.04449,771.90853"
> +       id="path4661-3-4-8"
> +       inkscape:connector-curvature="0"
> +       sodipodi:nodetypes="cc" />
> +    <text
> +       xml:space="preserve"
> +       style="font-style:normal;font-weight:normal;line-height:0%;font-
> family:sans-serif;letter-spacing:0px;word-spacing:0px;fill:#000000;fill-
> opacity:1;stroke:none;stroke-width:1px;stroke-linecap:butt;stroke-
> linejoin:miter;stroke-opacity:1"
> +       x="313.70813"
> +       y="730.06366"
> +       id="text4138-6-2-6-36"><tspan
> +         sodipodi:role="line"
> +         id="tspan4140-1-9-1-7"
> +         x="313.70813"
> +         y="730.06366"
> +         style="font-size:10px;line-
> height:1.25">&lt;&lt;lkm&gt;&gt;</tspan></text>
> +    <text
> +       xml:space="preserve"
> +       style="font-style:normal;font-weight:normal;line-height:0%;font-
> family:sans-serif;text-align:start;letter-spacing:0px;word-spacing:0px;text-
> anchor:start;fill:#000000;fill-opacity:1;stroke:none;stroke-width:1px;stroke-
> linecap:butt;stroke-linejoin:miter;stroke-opacity:1"
> +       x="343.81625"
> +       y="786.44141"
> +       id="text4138-6-2-6-1-6-2-5-7-5"><tspan
> +         sodipodi:role="line"
> +         x="343.81625"
> +         y="786.44141"
> +         style="font-size:15px;line-height:1.25;text-align:start;text-
> anchor:start"
> +         id="tspan2278">regist<tspan
> +   style="text-align:start;text-anchor:start"
> +   id="tspan2280">er as mdev with &quot;share </tspan></tspan><tspan
> +         sodipodi:role="line"
> +         x="343.81625"
> +         y="805.19141"
> +         style="font-size:15px;line-height:1.25;text-align:start;text-
> anchor:start"
> +         id="tspan2357"><tspan
> +   style="text-align:start;text-anchor:start"
> +   id="tspan2359">parent iommu&quot; attribu</tspan>te</tspan></text>
> +    <text
> +       xml:space="preserve"
> +       style="font-style:normal;font-weight:normal;line-height:0%;font-
> family:sans-serif;letter-spacing:0px;word-spacing:0px;fill:#000000;fill-
> opacity:1;stroke:none;stroke-width:1px;stroke-linecap:butt;stroke-
> linejoin:miter;stroke-opacity:1"
> +       x="29.145819"
> +       y="833.44244"
> +       id="text4138-6-2-6-1-6-2-5-7-5-2"><tspan
> +         sodipodi:role="line"
> +         x="29.145819"
> +         y="833.44244"
> +         id="tspan4301"
> +         style="font-size:15px;line-height:1.25">register to other
> subsystem</tspan></text>
> +    <text
> +       xml:space="preserve"
> +       style="font-style:normal;font-weight:normal;line-height:0%;font-
> family:sans-serif;letter-spacing:0px;word-spacing:0px;fill:#000000;fill-
> opacity:1;stroke:none;stroke-width:1px;stroke-linecap:butt;stroke-
> linejoin:miter;stroke-opacity:1"
> +       x="301.20813"
> +       y="597.29437"
> +       id="text4138-6-2-6-36-1"><tspan
> +         sodipodi:role="line"
> +         id="tspan4140-1-9-1-7-2"
> +         x="301.20813"
> +         y="597.29437"
> +         style="font-size:10px;line-
> height:1.25">&lt;&lt;user_lib&gt;&gt;</tspan></text>
> +    <text
> +       xml:space="preserve"
> +       style="font-style:normal;font-weight:normal;line-height:0%;font-
> family:sans-serif;text-align:center;letter-spacing:0px;word-spacing:0px;text-
> anchor:middle;fill:#000000;fill-opacity:1;stroke:none;stroke-
> width:1px;stroke-linecap:butt;stroke-linejoin:miter;stroke-opacity:1"
> +       x="649.09613"
> +       y="774.4798"
> +       id="text4138-6-2-6-1-6-2-5-3"><tspan
> +         sodipodi:role="line"
> +         id="tspan4140-1-9-1-0-3-0-4-6"
> +         x="649.09613"
> +         y="774.4798"
> +         style="font-size:15px;line-
> height:1.25">&lt;&lt;vfio&gt;&gt;</tspan><tspan
> +         sodipodi:role="line"
> +         x="649.09613"
> +         y="793.2298"
> +         id="tspan4274-7"
> +         style="font-size:15px;line-height:1.25">Hardware
> Accessing</tspan></text>
> +    <text
> +       xml:space="preserve"
> +       style="font-style:normal;font-weight:normal;line-height:0%;font-
> family:sans-serif;text-align:center;letter-spacing:0px;word-spacing:0px;text-
> anchor:middle;fill:#000000;fill-opacity:1;stroke:none;stroke-
> width:1px;stroke-linecap:butt;stroke-linejoin:miter;stroke-opacity:1"
> +       x="371.01291"
> +       y="529.23682"
> +       id="text4138-6-2-6-1-6-2-5-36"><tspan
> +         sodipodi:role="line"
> +         x="371.01291"
> +         y="529.23682"
> +         id="tspan4305-3"
> +         style="font-size:15px;line-height:1.25">wd user api</tspan></text>
> +    <path
> +       style="fill:none;fill-rule:evenodd;stroke:#000000;stroke-
> width:1px;stroke-linecap:butt;stroke-linejoin:miter;stroke-opacity:1"
> +       d="m 328.19325,585.87943 0,-23.57142"
> +       id="path4348"
> +       inkscape:connector-curvature="0" />
> +    <ellipse
> +       style="opacity:1;fill:#ffffff;fill-opacity:1;fill-
> rule:evenodd;stroke:#000000;stroke-width:1;stroke-miterlimit:4;stroke-
> dasharray:none;stroke-dashoffset:0"
> +       id="path4350"
> +       cx="328.01468"
> +       cy="551.95081"
> +       rx="11.607142"
> +       ry="10.357142" />
> +    <path
> +       style="opacity:0.444;fill:url(#linearGradient6836);fill-opacity:1;fill-
> rule:evenodd;stroke:none;stroke-width:1;stroke-miterlimit:4;stroke-
> dasharray:none;stroke-dashoffset:0;filter:url(#filter5382)"
> +       id="path4350-2"
> +       sodipodi:type="arc"
> +       sodipodi:cx="329.44327"
> +       sodipodi:cy="553.37933"
> +       sodipodi:rx="11.607142"
> +       sodipodi:ry="10.357142"
> +       sodipodi:start="0"
> +       sodipodi:end="6.2509098"
> +       d="m 341.05041,553.37933 a 11.607142,10.357142 0 0 1 -
> 11.51349,10.35681 11.607142,10.357142 0 0 1 -11.69928,-10.18967
> 11.607142,10.357142 0 0 1 11.32469,-10.52124 11.607142,10.357142 0 0 1
> 11.88204,10.01988"
> +       sodipodi:open="true" />
> +    <text
> +       xml:space="preserve"
> +       style="font-style:normal;font-weight:normal;line-height:0%;font-
> family:sans-serif;text-align:center;letter-spacing:0px;word-spacing:0px;text-
> anchor:middle;fill:#000000;fill-opacity:1;stroke:none;stroke-
> width:1px;stroke-linecap:butt;stroke-linejoin:miter;stroke-opacity:1"
> +       x="543.91455"
> +       y="978.22363"
> +       id="text4138-6-2-6-1-6-2-5-36-3"><tspan
> +         sodipodi:role="line"
> +         x="543.91455"
> +         y="978.22363"
> +         id="tspan4305-3-67"
> +         style="font-size:15px;line-
> height:1.25">Device(Hardware)</tspan></text>
> +    <path
> +       style="fill:none;fill-rule:evenodd;stroke:#000000;stroke-
> width:1px;stroke-linecap:butt;stroke-linejoin:miter;stroke-
> opacity:1;marker-end:url(#marker4825-6-2-6-2)"
> +       d="m 347.51164,865.4527 153.19752,91.52439"
> +       id="path4661-3-5-1"
> +       inkscape:connector-curvature="0"
> +       sodipodi:nodetypes="cc" />
> +    <text
> +       xml:space="preserve"
> +       style="font-style:normal;font-weight:normal;font-size:12px;line-
> height:0%;font-family:sans-serif;letter-spacing:0px;word-
> spacing:0px;fill:#000000;fill-opacity:1;stroke:none;stroke-width:1px;stroke-
> linecap:butt;stroke-linejoin:miter;stroke-opacity:1"
> +       x="343.6398"
> +       y="716.47754"
> +       id="text4138-6-2-6-1-6-2-5-7-5-2-6"><tspan
> +         sodipodi:role="line"
> +         x="343.6398"
> +         y="716.47754"
> +         id="tspan4301-4"
> +         style="font-style:italic;font-variant:normal;font-weight:normal;font-
> stretch:normal;font-size:15px;line-height:1.25;font-family:sans-serif;-
> inkscape-font-specification:'sans-serif Italic';stroke-width:1px">Share
> Parent's IOMMU mdev</tspan></text>
> +  </g>
> +</svg>
> diff --git a/Documentation/warpdrive/wd.svg
> b/Documentation/warpdrive/wd.svg
> new file mode 100644
> index 000000000000..87ab92ebfbc6
> --- /dev/null
> +++ b/Documentation/warpdrive/wd.svg
> @@ -0,0 +1,526 @@
> +<?xml version="1.0" encoding="UTF-8" standalone="no"?>
> +<!-- Created with Inkscape (http://www.inkscape.org/) -->
> +
> +<svg
> +   xmlns:dc="http://purl.org/dc/elements/1.1/"
> +   xmlns:cc="http://creativecommons.org/ns#"
> +   xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#"
> +   xmlns:svg="http://www.w3.org/2000/svg"
> +   xmlns="http://www.w3.org/2000/svg"
> +   xmlns:xlink="http://www.w3.org/1999/xlink"
> +   xmlns:sodipodi="http://sodipodi.sourceforge.net/DTD/sodipodi-0.dtd"
> +   xmlns:inkscape="http://www.inkscape.org/namespaces/inkscape"
> +   width="210mm"
> +   height="116mm"
> +   viewBox="0 0 744.09449 411.02338"
> +   id="svg2"
> +   version="1.1"
> +   inkscape:version="0.92.3 (2405546, 2018-03-11)"
> +   sodipodi:docname="wd.svg">
> +  <defs
> +     id="defs4">
> +    <linearGradient
> +       inkscape:collect="always"
> +       id="linearGradient5026">
> +      <stop
> +         style="stop-color:#f2f2f2;stop-opacity:1;"
> +         offset="0"
> +         id="stop5028" />
> +      <stop
> +         style="stop-color:#f2f2f2;stop-opacity:0;"
> +         offset="1"
> +         id="stop5030" />
> +    </linearGradient>
> +    <linearGradient
> +       inkscape:collect="always"
> +       xlink:href="#linearGradient5026"
> +       id="linearGradient5032-3"
> +       x1="353"
> +       y1="211.3622"
> +       x2="565.5"
> +       y2="174.8622"
> +       gradientUnits="userSpaceOnUse"
> +       gradientTransform="matrix(2.7384117,0,0,0.91666329,-
> 952.8283,571.10143)" />
> +    <filter
> +       inkscape:collect="always"
> +       style="color-interpolation-filters:sRGB"
> +       id="filter4169-3-5"
> +       x="-0.031597666"
> +       width="1.0631953"
> +       y="-0.099812768"
> +       height="1.1996255">
> +      <feGaussianBlur
> +         inkscape:collect="always"
> +         stdDeviation="1.3307599"
> +         id="feGaussianBlur4171-6-3" />
> +    </filter>
> +    <marker
> +       markerWidth="18.960653"
> +       markerHeight="11.194658"
> +       refX="9.4803267"
> +       refY="5.5973287"
> +       orient="auto"
> +       id="marker4613">
> +      <rect
> +         y="-5.1589785"
> +         x="5.8504119"
> +         height="10.317957"
> +         width="10.317957"
> +         id="rect4212"
> +         style="fill:#ffffff;stroke:#000000;stroke-width:0.69143367;stroke-
> miterlimit:4;stroke-dasharray:none"
> +         transform="matrix(0.86111274,0.50841405,-
> 0.86111274,0.50841405,0,0)">
> +        <title
> +           id="title4262">generation</title>
> +      </rect>
> +    </marker>
> +    <marker
> +       markerWidth="11.227358"
> +       markerHeight="12.355258"
> +       refX="10"
> +       refY="6.177629"
> +       orient="auto"
> +       id="marker4825">
> +      <path
> +         inkscape:connector-curvature="0"
> +         id="path4757"
> +         d="M 0.42024733,0.42806444 10.231357,6.3500844
> 0.24347733,11.918544"
> +         style="fill:none;fill-rule:evenodd;stroke:#000000;stroke-
> width:1px;stroke-linecap:butt;stroke-linejoin:miter;stroke-opacity:1" />
> +    </marker>
> +    <marker
> +       markerWidth="11.227358"
> +       markerHeight="12.355258"
> +       refX="10"
> +       refY="6.177629"
> +       orient="auto"
> +       id="marker4825-6">
> +      <path
> +         inkscape:connector-curvature="0"
> +         id="path4757-1"
> +         d="M 0.42024733,0.42806444 10.231357,6.3500844
> 0.24347733,11.918544"
> +         style="fill:none;fill-rule:evenodd;stroke:#000000;stroke-
> width:1px;stroke-linecap:butt;stroke-linejoin:miter;stroke-opacity:1" />
> +    </marker>
> +    <linearGradient
> +       inkscape:collect="always"
> +       xlink:href="#linearGradient5026"
> +       id="linearGradient5032-3-9"
> +       x1="353"
> +       y1="211.3622"
> +       x2="565.5"
> +       y2="174.8622"
> +       gradientUnits="userSpaceOnUse"
> +       gradientTransform="matrix(1.2452511,0,0,0.98513016,-
> 190.95632,540.33156)" />
> +    <marker
> +       markerWidth="11.227358"
> +       markerHeight="12.355258"
> +       refX="10"
> +       refY="6.177629"
> +       orient="auto"
> +       id="marker4825-6-2">
> +      <path
> +         inkscape:connector-curvature="0"
> +         id="path4757-1-9"
> +         d="M 0.42024733,0.42806444 10.231357,6.3500844
> 0.24347733,11.918544"
> +         style="fill:none;fill-rule:evenodd;stroke:#000000;stroke-
> width:1px;stroke-linecap:butt;stroke-linejoin:miter;stroke-opacity:1" />
> +    </marker>
> +    <marker
> +       markerWidth="11.227358"
> +       markerHeight="12.355258"
> +       refX="10"
> +       refY="6.177629"
> +       orient="auto"
> +       id="marker4825-6-2-1">
> +      <path
> +         inkscape:connector-curvature="0"
> +         id="path4757-1-9-9"
> +         d="M 0.42024733,0.42806444 10.231357,6.3500844
> 0.24347733,11.918544"
> +         style="fill:none;fill-rule:evenodd;stroke:#000000;stroke-
> width:1px;stroke-linecap:butt;stroke-linejoin:miter;stroke-opacity:1" />
> +    </marker>
> +    <marker
> +       markerWidth="11.227358"
> +       markerHeight="12.355258"
> +       refX="10"
> +       refY="6.177629"
> +       orient="auto"
> +       id="marker4825-6-2-6">
> +      <path
> +         inkscape:connector-curvature="0"
> +         id="path4757-1-9-1"
> +         d="M 0.42024733,0.42806444 10.231357,6.3500844
> 0.24347733,11.918544"
> +         style="fill:none;fill-rule:evenodd;stroke:#000000;stroke-
> width:1px;stroke-linecap:butt;stroke-linejoin:miter;stroke-opacity:1" />
> +    </marker>
> +    <marker
> +       markerWidth="11.227358"
> +       markerHeight="12.355258"
> +       refX="10"
> +       refY="6.177629"
> +       orient="auto"
> +       id="marker4825-6-2-1-8">
> +      <path
> +         inkscape:connector-curvature="0"
> +         id="path4757-1-9-9-6"
> +         d="M 0.42024733,0.42806444 10.231357,6.3500844
> 0.24347733,11.918544"
> +         style="fill:none;fill-rule:evenodd;stroke:#000000;stroke-
> width:1px;stroke-linecap:butt;stroke-linejoin:miter;stroke-opacity:1" />
> +    </marker>
> +    <marker
> +       markerWidth="11.227358"
> +       markerHeight="12.355258"
> +       refX="10"
> +       refY="6.177629"
> +       orient="auto"
> +       id="marker4825-6-2-1-8-8">
> +      <path
> +         inkscape:connector-curvature="0"
> +         id="path4757-1-9-9-6-9"
> +         d="M 0.42024733,0.42806444 10.231357,6.3500844
> 0.24347733,11.918544"
> +         style="fill:none;fill-rule:evenodd;stroke:#000000;stroke-
> width:1px;stroke-linecap:butt;stroke-linejoin:miter;stroke-opacity:1" />
> +    </marker>
> +    <marker
> +       markerWidth="11.227358"
> +       markerHeight="12.355258"
> +       refX="10"
> +       refY="6.177629"
> +       orient="auto"
> +       id="marker4825-6-0">
> +      <path
> +         inkscape:connector-curvature="0"
> +         id="path4757-1-93"
> +         d="M 0.42024733,0.42806444 10.231357,6.3500844
> 0.24347733,11.918544"
> +         style="fill:none;fill-rule:evenodd;stroke:#000000;stroke-
> width:1px;stroke-linecap:butt;stroke-linejoin:miter;stroke-opacity:1" />
> +    </marker>
> +    <marker
> +       markerWidth="11.227358"
> +       markerHeight="12.355258"
> +       refX="10"
> +       refY="6.177629"
> +       orient="auto"
> +       id="marker4825-6-0-2">
> +      <path
> +         inkscape:connector-curvature="0"
> +         id="path4757-1-93-6"
> +         d="M 0.42024733,0.42806444 10.231357,6.3500844
> 0.24347733,11.918544"
> +         style="fill:none;fill-rule:evenodd;stroke:#000000;stroke-
> width:1px;stroke-linecap:butt;stroke-linejoin:miter;stroke-opacity:1" />
> +    </marker>
> +    <marker
> +       markerWidth="11.227358"
> +       markerHeight="12.355258"
> +       refX="10"
> +       refY="6.177629"
> +       orient="auto"
> +       id="marker4825-6-2-6-2">
> +      <path
> +         inkscape:connector-curvature="0"
> +         id="path4757-1-9-1-9"
> +         d="M 0.42024733,0.42806444 10.231357,6.3500844
> 0.24347733,11.918544"
> +         style="fill:none;fill-rule:evenodd;stroke:#000000;stroke-
> width:1px;stroke-linecap:butt;stroke-linejoin:miter;stroke-opacity:1" />
> +    </marker>
> +    <linearGradient
> +       inkscape:collect="always"
> +       xlink:href="#linearGradient5026"
> +       id="linearGradient5032-3-8"
> +       x1="353"
> +       y1="211.3622"
> +       x2="565.5"
> +       y2="174.8622"
> +       gradientUnits="userSpaceOnUse"
> +       gradientTransform="matrix(1.0104674,0,0,1.0052679,-
> 218.642,661.15448)" />
> +    <filter
> +       inkscape:collect="always"
> +       style="color-interpolation-filters:sRGB"
> +       id="filter4169-3-5-8"
> +       x="-0.031597666"
> +       width="1.0631953"
> +       y="-0.099812768"
> +       height="1.1996255">
> +      <feGaussianBlur
> +         inkscape:collect="always"
> +         stdDeviation="1.3307599"
> +         id="feGaussianBlur4171-6-3-9" />
> +    </filter>
> +    <linearGradient
> +       inkscape:collect="always"
> +       xlink:href="#linearGradient5026"
> +       id="linearGradient5032-3-8-2"
> +       x1="353"
> +       y1="211.3622"
> +       x2="565.5"
> +       y2="174.8622"
> +       gradientUnits="userSpaceOnUse"
> +       gradientTransform="matrix(2.1450559,0,0,1.0052679,-
> 521.97704,740.76422)" />
> +    <filter
> +       inkscape:collect="always"
> +       style="color-interpolation-filters:sRGB"
> +       id="filter4169-3-5-8-5"
> +       x="-0.031597666"
> +       width="1.0631953"
> +       y="-0.099812768"
> +       height="1.1996255">
> +      <feGaussianBlur
> +         inkscape:collect="always"
> +         stdDeviation="1.3307599"
> +         id="feGaussianBlur4171-6-3-9-1" />
> +    </filter>
> +    <linearGradient
> +       inkscape:collect="always"
> +       xlink:href="#linearGradient5026"
> +       id="linearGradient5032-3-8-0"
> +       x1="353"
> +       y1="211.3622"
> +       x2="565.5"
> +       y2="174.8622"
> +       gradientUnits="userSpaceOnUse"
> +
> gradientTransform="matrix(1.0104674,0,0,1.0052679,83.456748,660.20747
> )" />
> +    <filter
> +       inkscape:collect="always"
> +       style="color-interpolation-filters:sRGB"
> +       id="filter4169-3-5-8-6"
> +       x="-0.031597666"
> +       width="1.0631953"
> +       y="-0.099812768"
> +       height="1.1996255">
> +      <feGaussianBlur
> +         inkscape:collect="always"
> +         stdDeviation="1.3307599"
> +         id="feGaussianBlur4171-6-3-9-2" />
> +    </filter>
> +    <linearGradient
> +       inkscape:collect="always"
> +       xlink:href="#linearGradient5026"
> +       id="linearGradient5032-3-84"
> +       x1="353"
> +       y1="211.3622"
> +       x2="565.5"
> +       y2="174.8622"
> +       gradientUnits="userSpaceOnUse"
> +       gradientTransform="matrix(1.9884948,0,0,0.94903536,-
> 318.42665,564.37696)" />
> +    <filter
> +       inkscape:collect="always"
> +       style="color-interpolation-filters:sRGB"
> +       id="filter4169-3-5-4"
> +       x="-0.031597666"
> +       width="1.0631953"
> +       y="-0.099812768"
> +       height="1.1996255">
> +      <feGaussianBlur
> +         inkscape:collect="always"
> +         stdDeviation="1.3307599"
> +         id="feGaussianBlur4171-6-3-0" />
> +    </filter>
> +    <marker
> +       markerWidth="11.227358"
> +       markerHeight="12.355258"
> +       refX="10"
> +       refY="6.177629"
> +       orient="auto"
> +       id="marker4825-6-0-0">
> +      <path
> +         inkscape:connector-curvature="0"
> +         id="path4757-1-93-8"
> +         d="M 0.42024733,0.42806444 10.231357,6.3500844
> 0.24347733,11.918544"
> +         style="fill:none;fill-rule:evenodd;stroke:#000000;stroke-
> width:1px;stroke-linecap:butt;stroke-linejoin:miter;stroke-opacity:1" />
> +    </marker>
> +    <marker
> +       markerWidth="11.227358"
> +       markerHeight="12.355258"
> +       refX="10"
> +       refY="6.177629"
> +       orient="auto"
> +       id="marker4825-6-3">
> +      <path
> +         inkscape:connector-curvature="0"
> +         id="path4757-1-1"
> +         d="M 0.42024733,0.42806444 10.231357,6.3500844
> 0.24347733,11.918544"
> +         style="fill:none;fill-rule:evenodd;stroke:#000000;stroke-
> width:1px;stroke-linecap:butt;stroke-linejoin:miter;stroke-opacity:1" />
> +    </marker>
> +  </defs>
> +  <sodipodi:namedview
> +     id="base"
> +     pagecolor="#ffffff"
> +     bordercolor="#666666"
> +     borderopacity="1.0"
> +     inkscape:pageopacity="0.0"
> +     inkscape:pageshadow="2"
> +     inkscape:zoom="0.98994949"
> +     inkscape:cx="457.47339"
> +     inkscape:cy="250.14781"
> +     inkscape:document-units="px"
> +     inkscape:current-layer="layer1"
> +     showgrid="false"
> +     inkscape:window-width="1916"
> +     inkscape:window-height="1033"
> +     inkscape:window-x="0"
> +     inkscape:window-y="22"
> +     inkscape:window-maximized="0"
> +     fit-margin-right="0.3" />
> +  <metadata
> +     id="metadata7">
> +    <rdf:RDF>
> +      <cc:Work
> +         rdf:about="">
> +        <dc:format>image/svg+xml</dc:format>
> +        <dc:type
> +           rdf:resource="http://purl.org/dc/dcmitype/StillImage" />
> +        <dc:title></dc:title>
> +      </cc:Work>
> +    </rdf:RDF>
> +  </metadata>
> +  <g
> +     inkscape:label="Layer 1"
> +     inkscape:groupmode="layer"
> +     id="layer1"
> +     transform="translate(0,-641.33861)">
> +    <rect
> +       style="fill:#000000;stroke:#000000;stroke-
> width:0.6465112;filter:url(#filter4169-3-5)"
> +       id="rect4136-3-6-5"
> +       width="101.07784"
> +       height="31.998148"
> +       x="128.74678"
> +       y="80.648842"
> +       transform="matrix(2.7384116,0,0,0.91666328,-284.06895,664.79751)"
> />
> +    <rect
> +       style="fill:url(#linearGradient5032-3);fill-
> opacity:1;stroke:#000000;stroke-width:1.02430749"
> +       id="rect4136-2-6"
> +       width="276.79272"
> +       height="29.331528"
> +       x="64.723419"
> +       y="736.84473" />
> +    <text
> +       xml:space="preserve"
> +       style="font-style:normal;font-weight:normal;line-height:0%;font-
> family:sans-serif;letter-spacing:0px;word-spacing:0px;fill:#000000;fill-
> opacity:1;stroke:none;stroke-width:1px;stroke-linecap:butt;stroke-
> linejoin:miter;stroke-opacity:1"
> +       x="78.223282"
> +       y="756.79803"
> +       id="text4138-6-2"><tspan
> +         sodipodi:role="line"
> +         id="tspan4140-1-9"
> +         x="78.223282"
> +         y="756.79803"
> +         style="font-size:15px;line-height:1.25">user application (running by
> the CPU</tspan></text>
> +    <path
> +       style="fill:none;fill-rule:evenodd;stroke:#000000;stroke-
> width:1px;stroke-linecap:butt;stroke-linejoin:miter;stroke-
> opacity:1;marker-end:url(#marker4825-6)"
> +       d="m 217.67507,876.6738 113.40331,45.0758"
> +       id="path4661"
> +       inkscape:connector-curvature="0"
> +       sodipodi:nodetypes="cc" />
> +    <path
> +       style="fill:none;fill-rule:evenodd;stroke:#000000;stroke-
> width:1px;stroke-linecap:butt;stroke-linejoin:miter;stroke-
> opacity:1;marker-end:url(#marker4825-6-0)"
> +       d="m 208.10197,767.69811 0.29362,76.03656"
> +       id="path4661-6"
> +       inkscape:connector-curvature="0"
> +       sodipodi:nodetypes="cc" />
> +    <rect
> +       style="fill:#000000;stroke:#000000;stroke-
> width:0.6465112;filter:url(#filter4169-3-5-8)"
> +       id="rect4136-3-6-5-3"
> +       width="101.07784"
> +       height="31.998148"
> +       x="128.74678"
> +       y="80.648842"
> +       transform="matrix(1.0104673,0,0,1.0052679,28.128628,763.90722)" />
> +    <rect
> +       style="fill:url(#linearGradient5032-3-8);fill-
> opacity:1;stroke:#000000;stroke-width:0.65159565"
> +       id="rect4136-2-6-6"
> +       width="102.13586"
> +       height="32.16671"
> +       x="156.83217"
> +       y="842.91852" />
> +    <text
> +       xml:space="preserve"
> +       style="font-style:normal;font-weight:normal;font-size:12px;line-
> height:0%;font-family:sans-serif;letter-spacing:0px;word-
> spacing:0px;fill:#000000;fill-opacity:1;stroke:none;stroke-width:1px;stroke-
> linecap:butt;stroke-linejoin:miter;stroke-opacity:1"
> +       x="188.58519"
> +       y="864.47125"
> +       id="text4138-6-2-8"><tspan
> +         sodipodi:role="line"
> +         id="tspan4140-1-9-0"
> +         x="188.58519"
> +         y="864.47125"
> +         style="font-size:15px;line-height:1.25;stroke-
> width:1px">MMU</tspan></text>
> +    <rect
> +       style="fill:#000000;stroke:#000000;stroke-
> width:0.6465112;filter:url(#filter4169-3-5-8-5)"
> +       id="rect4136-3-6-5-3-1"
> +       width="101.07784"
> +       height="31.998148"
> +       x="128.74678"
> +       y="80.648842"
> +       transform="matrix(2.1450556,0,0,1.0052679,1.87637,843.51696)" />
> +    <rect
> +       style="fill:url(#linearGradient5032-3-8-2);fill-
> opacity:1;stroke:#000000;stroke-width:0.94937181"
> +       id="rect4136-2-6-6-0"
> +       width="216.8176"
> +       height="32.16671"
> +       x="275.09283"
> +       y="922.5282" />
> +    <text
> +       xml:space="preserve"
> +       style="font-style:normal;font-weight:normal;font-size:12px;line-
> height:0%;font-family:sans-serif;letter-spacing:0px;word-
> spacing:0px;fill:#000000;fill-opacity:1;stroke:none;stroke-width:1px;stroke-
> linecap:butt;stroke-linejoin:miter;stroke-opacity:1"
> +       x="347.81482"
> +       y="943.23291"
> +       id="text4138-6-2-8-8"><tspan
> +         sodipodi:role="line"
> +         id="tspan4140-1-9-0-5"
> +         x="347.81482"
> +         y="943.23291"
> +         style="font-size:15px;line-height:1.25;stroke-
> width:1px">Memory</tspan></text>
> +    <rect
> +       style="fill:#000000;stroke:#000000;stroke-
> width:0.6465112;filter:url(#filter4169-3-5-8-6)"
> +       id="rect4136-3-6-5-3-5"
> +       width="101.07784"
> +       height="31.998148"
> +       x="128.74678"
> +       y="80.648842"
> +       transform="matrix(1.0104673,0,0,1.0052679,330.22737,762.9602)" />
> +    <rect
> +       style="fill:url(#linearGradient5032-3-8-0);fill-
> opacity:1;stroke:#000000;stroke-width:0.65159565"
> +       id="rect4136-2-6-6-8"
> +       width="102.13586"
> +       height="32.16671"
> +       x="458.93091"
> +       y="841.9715" />
> +    <text
> +       xml:space="preserve"
> +       style="font-style:normal;font-weight:normal;font-size:12px;line-
> height:0%;font-family:sans-serif;letter-spacing:0px;word-
> spacing:0px;fill:#000000;fill-opacity:1;stroke:none;stroke-width:1px;stroke-
> linecap:butt;stroke-linejoin:miter;stroke-opacity:1"
> +       x="490.68393"
> +       y="863.52423"
> +       id="text4138-6-2-8-6"><tspan
> +         sodipodi:role="line"
> +         id="tspan4140-1-9-0-2"
> +         x="490.68393"
> +         y="863.52423"
> +         style="font-size:15px;line-height:1.25;stroke-
> width:1px">IOMMU</tspan></text>
> +    <rect
> +       style="fill:#000000;stroke:#000000;stroke-
> width:0.6465112;filter:url(#filter4169-3-5-4)"
> +       id="rect4136-3-6-5-6"
> +       width="101.07784"
> +       height="31.998148"
> +       x="128.74678"
> +       y="80.648842"
> +       transform="matrix(1.9884947,0,0,0.94903537,167.19229,661.38193)"
> />
> +    <rect
> +       style="fill:url(#linearGradient5032-3-84);fill-
> opacity:1;stroke:#000000;stroke-width:0.88813609"
> +       id="rect4136-2-6-2"
> +       width="200.99274"
> +       height="30.367374"
> +       x="420.4675"
> +       y="735.97351" />
> +    <text
> +       xml:space="preserve"
> +       style="font-style:normal;font-weight:normal;font-size:12px;line-
> height:0%;font-family:sans-serif;letter-spacing:0px;word-
> spacing:0px;fill:#000000;fill-opacity:1;stroke:none;stroke-width:1px;stroke-
> linecap:butt;stroke-linejoin:miter;stroke-opacity:1"
> +       x="441.95297"
> +       y="755.9068"
> +       id="text4138-6-2-9"><tspan
> +         sodipodi:role="line"
> +         id="tspan4140-1-9-9"
> +         x="441.95297"
> +         y="755.9068"
> +         style="font-size:15px;line-height:1.25;stroke-width:1px">Hardware
> Accelerator</tspan></text>
> +    <path
> +       style="fill:none;fill-rule:evenodd;stroke:#000000;stroke-
> width:1px;stroke-linecap:butt;stroke-linejoin:miter;stroke-
> opacity:1;marker-end:url(#marker4825-6-0-0)"
> +       d="m 508.2914,766.55885 0.29362,76.03656"
> +       id="path4661-6-1"
> +       inkscape:connector-curvature="0"
> +       sodipodi:nodetypes="cc" />
> +    <path
> +       style="fill:none;fill-rule:evenodd;stroke:#000000;stroke-
> width:1px;stroke-linecap:butt;stroke-linejoin:miter;stroke-
> opacity:1;marker-end:url(#marker4825-6-3)"
> +       d="M 499.70201,876.47297 361.38296,920.80258"
> +       id="path4661-1"
> +       inkscape:connector-curvature="0"
> +       sodipodi:nodetypes="cc" />
> +  </g>
> +</svg>
> --
> 2.17.1


  reply index

Thread overview: 61+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-08-01 10:22 [RFC PATCH 0/7] A General Accelerator Framework, WarpDrive Kenneth Lee
2018-08-01 10:22 ` [RFC PATCH 1/7] vfio/spimdev: Add documents for WarpDrive framework Kenneth Lee
2018-08-02  3:14   ` Tian, Kevin [this message]
2018-08-02  4:22     ` Kenneth Lee
2018-08-02  4:41       ` Tian, Kevin
2018-08-06 12:27   ` Pavel Machek
2018-08-08  1:43     ` Kenneth Lee
2018-08-01 10:22 ` [RFC PATCH 2/7] iommu: Add share domain interface in iommu for spimdev Kenneth Lee
2018-08-02  3:17   ` Tian, Kevin
2018-08-02  4:15     ` Kenneth Lee
2018-08-02  4:39       ` Tian, Kevin
2018-08-08  9:13   ` Joerg Roedel
2018-08-09  1:09     ` Kenneth Lee
2018-08-01 10:22 ` [RFC PATCH 3/7] vfio: add spimdev support Kenneth Lee
2018-08-01 16:23   ` Randy Dunlap
2018-08-02  3:07     ` Kenneth Lee
2018-08-02  3:21   ` Tian, Kevin
2018-08-02  3:47     ` Kenneth Lee
2018-08-02  4:24       ` Tian, Kevin
2018-08-02  7:34         ` Kenneth Lee
     [not found]           ` <20180802103528.0b863030.cohuck@redhat.com>
     [not found]             ` <20180802124327.403b10ab@t450s.home>
2018-08-06  1:40               ` Kenneth Lee
2018-08-06 15:49                 ` Alex Williamson
2018-08-06 16:34                   ` Raj, Ashok
2018-08-06 17:05                     ` Alex Williamson
2018-08-08  1:32                       ` Kenneth Lee
2018-08-01 10:22 ` [RFC PATCH 4/7] crypto: add hisilicon Queue Manager driver Kenneth Lee
2018-08-01 10:22 ` [RFC PATCH 5/7] crypto: Add Hisilicon Zip driver Kenneth Lee
2018-08-01 10:22 ` [RFC PATCH 6/7] crypto: add spimdev support to Hisilicon QM Kenneth Lee
2018-08-01 10:22 ` [RFC PATCH 7/7] vfio/spimdev: add user sample for spimdev Kenneth Lee
2018-08-01 16:56 ` [RFC PATCH 0/7] A General Accelerator Framework, WarpDrive Jerome Glisse
2018-08-02  2:33   ` Tian, Kevin
2018-08-02  4:05     ` Kenneth Lee
2018-08-02 14:22       ` Jerome Glisse
2018-08-03  3:47         ` Kenneth Lee
2018-08-03 14:39           ` Jerome Glisse
2018-08-06  3:12             ` Kenneth Lee
2018-08-06 15:32               ` Jerome Glisse
2018-08-08  1:08                 ` Kenneth Lee
2018-08-08 15:18                   ` Jerome Glisse
2018-08-09  8:03                     ` Kenneth Lee
2018-08-09  8:31                       ` Tian, Kevin
2018-08-10  1:37                         ` Kenneth Lee
2018-08-09 14:46                       ` Jerome Glisse
2018-08-10  3:39                         ` Kenneth Lee
2018-08-10 13:12                           ` Jean-Philippe Brucker
2018-08-11 15:26                             ` Kenneth Lee
2018-08-13  9:29                               ` Kenneth Lee
2018-08-13 19:23                                 ` Jerome Glisse
2018-08-14  3:46                                   ` Kenneth Lee
2018-08-10 14:32                           ` Jerome Glisse
2018-08-11 14:44                             ` Kenneth Lee
2018-08-02 10:10     ` Alan Cox
2018-08-02 12:24       ` Xu Zaibo
2018-08-02 14:46       ` Jerome Glisse
2018-08-03 14:20         ` Alan Cox
2018-08-03 14:55           ` Jerome Glisse
2018-08-06  1:26           ` Kenneth Lee
2018-08-02  2:59 ` Tian, Kevin
2018-08-02  3:40   ` Kenneth Lee
2018-08-02  4:36     ` Tian, Kevin
2018-08-02  5:35       ` Kenneth Lee

Reply instructions:

You may reply publically 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=AADFC41AFE54684AB9EE6CBC0274A5D191290F04@SHSMSX101.ccr.corp.intel.com \
    --to=kevin.tian@intel.com \
    --cc=alex.williamson@redhat.com \
    --cc=baolu.lu@linux.intel.com \
    --cc=corbet@lwn.net \
    --cc=davem@davemloft.net \
    --cc=fanghao11@huawei.com \
    --cc=gregkh@linuxfoundation.org \
    --cc=herbert@gondor.apana.org.au \
    --cc=iommu@lists.linux-foundation.org \
    --cc=joro@8bytes.org \
    --cc=kvm@vger.kernel.org \
    --cc=liguozhu@hisilicon.com \
    --cc=linux-accelerators@lists.ozlabs.org \
    --cc=linux-crypto@vger.kernel.org \
    --cc=linux-doc@vger.kernel.org \
    --cc=linux-kernel@vger.kernel.org \
    --cc=linuxarm@huawei.com \
    --cc=nek.in.cn@gmail.com \
    --cc=pombredanne@nexb.com \
    --cc=sanjay.k.kumar@intel.com \
    --cc=tglx@linutronix.de \
    --cc=wangzhou1@hisilicon.com \
    --cc=xuzaibo@huawei.com \
    /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

LKML Archive on lore.kernel.org

Archives are clonable:
	git clone --mirror https://lore.kernel.org/lkml/0 lkml/git/0.git
	git clone --mirror https://lore.kernel.org/lkml/1 lkml/git/1.git
	git clone --mirror https://lore.kernel.org/lkml/2 lkml/git/2.git
	git clone --mirror https://lore.kernel.org/lkml/3 lkml/git/3.git
	git clone --mirror https://lore.kernel.org/lkml/4 lkml/git/4.git
	git clone --mirror https://lore.kernel.org/lkml/5 lkml/git/5.git
	git clone --mirror https://lore.kernel.org/lkml/6 lkml/git/6.git
	git clone --mirror https://lore.kernel.org/lkml/7 lkml/git/7.git

	# If you have public-inbox 1.1+ installed, you may
	# initialize and index your mirror using the following commands:
	public-inbox-init -V2 lkml lkml/ https://lore.kernel.org/lkml \
		linux-kernel@vger.kernel.org linux-kernel@archiver.kernel.org
	public-inbox-index lkml


Newsgroup available over NNTP:
	nntp://nntp.lore.kernel.org/org.kernel.vger.linux-kernel


AGPL code for this site: git clone https://public-inbox.org/ public-inbox