Re: [Xen-devel] [PATCH v2 00/15] xen/arm: P2M clean-up fixes

[Stefano Stabellini <sstabellini@xxxxxxxxxx>]

Committed, thanks

On Thu, 28 Jul 2016, Julien Grall wrote:
> Hello all,
> 
> This patch series contains a bunch of clean-up and fixes for the P2M code on
> ARM. The major changes are:
>     - Deduce the memory attributes from the p2m type
>     - Switch to read-write lock to improve performance
>     - Simplify the TLB flush for a give p2m
> 
> For all the changes see in each patch.
> 
> I have provided a branch with all the patches applied on my repo:
> git://xenbits.xen.org/people/julieng/xen-unstable.git branch p2m-cleanup-v2.
> 
> Yours sincerely,
> 
> Julien Grall (15):
>   xen/arm: p2m: Use the typesafe MFN in mfn_to_p2m_entry
>   xen/arm: p2m: Use a whitelist rather than blacklist in
>     get_page_from_gfn
>   xen/arm: p2m: Differentiate cacheable vs non-cacheable MMIO
>   xen/arm: p2m: Find the memory attributes based on the p2m type
>   xen/arm: p2m: Remove unnecessary locking
>   xen/arm: p2m: Introduce p2m_{read,write}_{,un}lock helpers
>   xen/arm: p2m: Switch the p2m lock from spinlock to rwlock
>   xen/arm: Don't call p2m_alloc_table from arch_domain_create
>   xen/arm: p2m: Move the vttbr field from arch_domain to p2m_domain
>   xen/arm: p2m: Don't need to restore the state for an idle vCPU.
>   xen/arm: p2m: Rework the context switch to another VTTBR in
>     flush_tlb_domain
>   xen/arm: p2m: Inline p2m_load_VTTBR into p2m_restore_state
>   xen/arm: Don't export flush_tlb_domain
>   xen/arm: p2m: Replace flush_tlb_domain by p2m_flush_tlb
>   xen/arm: p2m: Pass the p2m in parameter rather the domain when it is
>     possible
> 
>  xen/arch/arm/domain.c          |   3 -
>  xen/arch/arm/p2m.c             | 194 
> ++++++++++++++++++++---------------------
>  xen/arch/arm/traps.c           |   2 +-
>  xen/include/asm-arm/domain.h   |   1 -
>  xen/include/asm-arm/flushtlb.h |   3 -
>  xen/include/asm-arm/p2m.h      |  25 +++---
>  6 files changed, 113 insertions(+), 115 deletions(-)
> 
> -- 
> 1.9.1
> 

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