Re: [Xen-devel] [PATCH v8 00/17] Add VT-d Posted-Interrupts support

["Wu, Feng" <feng.wu@xxxxxxxxx>]

Kindly ping ...

Thanks,
Feng

> -----Original Message-----
> From: Wu, Feng
> Sent: Monday, October 12, 2015 4:55 PM
> To: xen-devel@xxxxxxxxxxxxx
> Cc: Wu, Feng <feng.wu@xxxxxxxxx>
> Subject: [PATCH v8 00/17] Add VT-d Posted-Interrupts support
> 
> VT-d Posted-Interrupts is an enhancement to CPU side Posted-Interrupt.
> With VT-d Posted-Interrupts enabled, external interrupts from
> direct-assigned devices can be delivered to guests without VMM
> intervention when guest is running in non-root mode.
> 
> You can find the VT-d Posted-Interrtups Spec. in the following URL:
> http://www.intel.com/content/www/us/en/intelligent-systems/intel-
> technology/vt-directed-io-spec.html
> 
> Feng Wu (17):
>   VT-d Posted-intterrupt (PI) design
>   Add cmpxchg16b support for x86-64
>   iommu: Add iommu_intpost to control VT-d Posted-Interrupts feature
>   vt-d: VT-d Posted-Interrupts feature detection
>   vmx: Extend struct pi_desc to support VT-d Posted-Interrupts
>   vmx: Add some helper functions for Posted-Interrupts
>   vmx: Initialize VT-d Posted-Interrupts Descriptor
>   vmx: Suppress posting interrupts when 'SN' is set
>   VT-d: Remove pointless casts
>   vt-d: Extend struct iremap_entry to support VT-d Posted-Interrupts
>   vt-d: Add API to update IRTE when VT-d PI is used
>   x86: move some APIC related macros to apicdef.h
>   Update IRTE according to guest interrupt config changes
>   vmx: Properly handle notification event when vCPU is running
>   vmx: VT-d posted-interrupt core logic handling
>   VT-d: Dump the posted format IRTE
>   Add a command line parameter for VT-d posted-interrupts
> 
>  docs/misc/vtd-pi.txt                   | 332 +++++++++++++++++++++++++++++++
>  docs/misc/xen-command-line.markdown    |   9 +-
>  xen/arch/x86/domain.c                  |  12 ++
>  xen/arch/x86/hvm/hvm.c                 |  18 ++
>  xen/arch/x86/hvm/vlapic.c              |   5 -
>  xen/arch/x86/hvm/vmx/vmcs.c            |  24 +++
>  xen/arch/x86/hvm/vmx/vmx.c             | 348
> ++++++++++++++++++++++++++++++++-
>  xen/common/schedule.c                  |   9 +
>  xen/drivers/passthrough/io.c           | 123 +++++++++++-
>  xen/drivers/passthrough/iommu.c        |  16 +-
>  xen/drivers/passthrough/vtd/intremap.c | 212 +++++++++++++++-----
>  xen/drivers/passthrough/vtd/iommu.c    |  14 +-
>  xen/drivers/passthrough/vtd/iommu.h    |  51 +++--
>  xen/drivers/passthrough/vtd/utils.c    |  40 ++--
>  xen/include/asm-arm/domain.h           |   4 +
>  xen/include/asm-x86/apicdef.h          |   3 +
>  xen/include/asm-x86/domain.h           |   4 +
>  xen/include/asm-x86/hvm/hvm.h          |   4 +
>  xen/include/asm-x86/hvm/vmx/vmcs.h     |  25 ++-
>  xen/include/asm-x86/hvm/vmx/vmx.h      |  27 +++
>  xen/include/asm-x86/iommu.h            |   2 +
>  xen/include/asm-x86/x86_64/system.h    |  33 ++++
>  xen/include/xen/iommu.h                |   2 +-
>  23 files changed, 1229 insertions(+), 88 deletions(-)
>  create mode 100644 docs/misc/vtd-pi.txt
> 
> --
> 2.1.0


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