Re: [Xen-devel] [PATCH v9 00/17] Add VT-d Posted-Interrupts support

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

Thanks for your effort on this series and kindly ping..

Thanks,
Feng

> -----Original Message-----
> From: Wu, Feng
> Sent: Tuesday, November 3, 2015 4:43 PM
> To: xen-devel@xxxxxxxxxxxxx
> Cc: Wu, Feng <feng.wu@xxxxxxxxx>
> Subject: [PATCH v9 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
> 
> v9:
> - [PATCH v9 01/17] VT-d Posted-intterrupt (PI) design
>     * Make the description more generic.
> 
> - [PATCH v9 02/17] Add cmpxchg16b support for x86-64
>     * Make the *ptr operand an input and output.
> 
> - [PATCH v9 15/17] vmx: VT-d posted-interrupt core logic handling
>     * Remove arch_vcpu_block_cancel() and arch_vcpu_wake_prepare().
>     * Add vmx_pi_state_change() and call it before VM Entry.
> 
> Feng Wu (17):
>  r   VT-d Posted-intterrupt (PI) design
>      Add cmpxchg16b support for x86-64
>  ra  iommu: Add iommu_intpost to control VT-d Posted-Interrupts feature
>  r   vt-d: VT-d Posted-Interrupts feature detection
>  ra  vmx: Extend struct pi_desc to support VT-d Posted-Interrupts
>  r   vmx: Add some helper functions for Posted-Interrupts
>  ra  vmx: Initialize VT-d Posted-Interrupts Descriptor
>  r   vmx: Suppress posting interrupts when 'SN' is set
>  r   VT-d: Remove pointless casts
>   a  vt-d: Extend struct iremap_entry to support VT-d Posted-Interrupts
>  r   vt-d: Add API to update IRTE when VT-d PI is used
>   a  x86: move some APIC related macros to apicdef.h
>   a  Update IRTE according to guest interrupt config changes
>   a  vmx: Properly handle notification event when vCPU is running
>      vmx: VT-d posted-interrupt core logic handling
>      VT-d: Dump the posted format IRTE
>  ra  Add a command line parameter for VT-d posted-interrupts
> 
>  r = has been 'Reviewed-by'
>  a = has been 'Acked-by'
> 
>  docs/misc/vtd-pi.txt                   | 329 
> +++++++++++++++++++++++++++++++++
>  docs/misc/xen-command-line.markdown    |   9 +-
>  xen/arch/x86/hvm/hvm.c                 |   6 +
>  xen/arch/x86/hvm/vlapic.c              |   5 -
>  xen/arch/x86/hvm/vmx/vmcs.c            |  24 +++
>  xen/arch/x86/hvm/vmx/vmx.c             | 270 ++++++++++++++++++++++++++-
>  xen/common/schedule.c                  |   7 +-
>  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           |   2 +
>  xen/include/asm-x86/apicdef.h          |   3 +
>  xen/include/asm-x86/domain.h           |   2 +
>  xen/include/asm-x86/hvm/hvm.h          |   2 +
>  xen/include/asm-x86/hvm/vmx/vmcs.h     |  24 ++-
>  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 +-
>  22 files changed, 1113 insertions(+), 90 deletions(-)
>  create mode 100644 docs/misc/vtd-pi.txt
> 
> --
> 2.1.0


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