Re: [Xen-devel] [PATCH 0/8] xen/arm: Handle correctly foreign mapping

[Julien Grall <julien.grall@xxxxxxxxxx>]

(Use the right address for Tim)

On 12/05/2013 03:42 PM, Julien Grall wrote:
> Hello,
>
> This patch series aims to fix "Failed to unmap" message in dom0 when a guest
> is creating. Actually it will result to leak dom0 memory.
>
> The series is based on pvh dom0 v5 patch series
> (http://www.gossamer-threads.com/lists/xen/devel/309493?page=last) from Mukesh.
>
>      - Patch #1: this patch add support to remove correctly foreign page
>      on ARM, if it's possible I would like to merge with patch #6 of Mukesh.
>      - Patch #2: prepare work for the other patch
>      - Patch #3-6: add support for p2m type
>      - Patch #7: set p2m type for foreign page
>      - Patch #8: it's not really part of this serie. It adds support for
>      read-only grant-mapping.
>
> In the ideal world, this patch series and the pvh dom0 series should be mixed
> to avoid to introduce dummy functions that will be removed later.
>
> Sincerely yours,
>
> Cc: George Dunlap <george.dunlap@xxxxxxxxxxxxx>
> Cc: Mukesh Rathor <mukesh.rathor@xxxxxxxxxx>
>
> Julien Grall (8):
>    DO NOT APPLY: xen/arm: Correctly support foreign page removing on ARM
>    xen/arm: move mfn_to_p2m_entry in arch/arm/p2m.c
>    xen/arm: Implement p2m_type_t as an enum
>    xen/arm: Store p2m type in each page of the guest
>    xen/arm: p2m: Add p2m_get_entry
>    xen/arm: Retrieve p2m type in get_page_from_gfn
>    xen/arm: Set foreign page type to p2m_map_foreign
>    xen/arm: grant-table: Support read-only mapping
>
>   xen/arch/arm/mm.c          |   26 ++++++++-------
>   xen/arch/arm/p2m.c         |   78 ++++++++++++++++++++++++++++++++++++--------
>   xen/common/memory.c        |   12 ++++---
>   xen/include/asm-arm/p2m.h  |   43 +++++++++++++++++-------
>   xen/include/asm-arm/page.h |   22 -------------
>   5 files changed, 117 insertions(+), 64 deletions(-)
--
Julien Grall

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