Re: [Xen-devel] [RFC PATCH 0/4] Allow setting up shared memory areas between VMs from xl config files

[Zhongze Liu <blackskygg@xxxxxxxxx>]

Hi,

I should have mentioned that this RFC only adds support to the x86 side.
Sorry for that.

Cheers,

Zhongze Liu

2017-08-04 10:20 GMT+08:00 Zhongze Liu <blackskygg@xxxxxxxxx>:
> This series implements the new xl config entry proposed in [1]. Users can use
> the new config entry to statically setup shared memory areas among VMs so that
> they could communicate with each other through the static shared memory areas.
>
> [1] Proposla to allow setting up shared memory areas between VMs from xl 
> config files:
>     https://lists.xenproject.org/archives/html/xen-devel/2017-07/msg03047.html
>
> Cheers,
>
> Zhongze Liu (4):
>   libxl: introduce a new structure to represent static shared memory
>     regions
>   libxl:xl: add parsing code to parse "libxl_static_sshm" from xl config
>     files
>   x86/p2m : remove checks that forbid adding foreign pages between HVM
>     guests
>   libxl: support creation and destruction of static shared memory areas
>
>  tools/libxl/Makefile         |   4 +-
>  tools/libxl/libxl.h          |   4 +
>  tools/libxl/libxl_create.c   |   7 +
>  tools/libxl/libxl_dom.c      |   7 +
>  tools/libxl/libxl_domain.c   |   6 +
>  tools/libxl/libxl_internal.h |  14 ++
>  tools/libxl/libxl_sshm.c     | 370 
> +++++++++++++++++++++++++++++++++++++++++++
>  tools/libxl/libxl_types.idl  |  28 ++++
>  tools/libxl/libxl_xshelp.c   |   8 +
>  tools/libxl/libxlu_sshm.c    | 228 ++++++++++++++++++++++++++
>  tools/libxl/libxlutil.h      |   6 +
>  tools/xl/xl_parse.c          |  24 ++-
>  xen/arch/x86/mm/p2m.c        |  20 ++-
>  13 files changed, 718 insertions(+), 8 deletions(-)
>  create mode 100644 tools/libxl/libxl_sshm.c
>  create mode 100644 tools/libxl/libxlu_sshm.c
>
> --
> 2.13.3
>

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