Re: [Xen-devel] [PATCH v6 00/18] Add VT-d Posted-Interrupts support

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

Kindly ping ...

Since this series really last for a long period, I'd like to close it as soon 
as possible.

Thanks,
Feng

> -----Original Message-----
> From: Wu, Feng
> Sent: Tuesday, August 25, 2015 9:58 AM
> To: xen-devel@xxxxxxxxxxxxx
> Cc: Wu, Feng
> Subject: [PATCH v6 00/18] 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-technolog
> y/vt-directed-io-spec.html
> 
> 
> Feng Wu (18):
>   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: posted-interrupt handling when vCPU is blocked
>   vmx: Properly handle notification event when vCPU is running
>   vmx: Add some scheduler hooks for VT-d posted interrupts
>   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                  |  19 ++
>  xen/arch/x86/hvm/vlapic.c              |   5 -
>  xen/arch/x86/hvm/vmx/vmcs.c            |  21 +++
>  xen/arch/x86/hvm/vmx/vmx.c             | 289
> +++++++++++++++++++++++++++-
>  xen/common/schedule.c                  |   2 +
>  xen/drivers/passthrough/io.c           | 125 ++++++++++++-
>  xen/drivers/passthrough/iommu.c        |  16 +-
>  xen/drivers/passthrough/vtd/intremap.c | 199 +++++++++++++++-----
>  xen/drivers/passthrough/vtd/iommu.c    |  17 +-
>  xen/drivers/passthrough/vtd/iommu.h    |  50 +++--
>  xen/drivers/passthrough/vtd/utils.c    |  59 ++++--
>  xen/include/asm-arm/domain.h           |   2 +
>  xen/include/asm-x86/apicdef.h          |   4 +
>  xen/include/asm-x86/domain.h           |   3 +
>  xen/include/asm-x86/hvm/hvm.h          |   2 +
>  xen/include/asm-x86/hvm/vmx/vmcs.h     |  26 ++-
>  xen/include/asm-x86/hvm/vmx/vmx.h      |  28 +++
>  xen/include/asm-x86/iommu.h            |   2 +
>  xen/include/asm-x86/x86_64/system.h    |  28 +++
>  xen/include/xen/iommu.h                |   2 +-
>  22 files changed, 1155 insertions(+), 85 deletions(-)
>  create mode 100644 docs/misc/vtd-pi.txt
> 
> --
> 2.1.0


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