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Re: [Xen-devel] [PATCH] arm: allocate top level p2m page for all non-idle VCPUs



At 12:01 +0000 on 15 Mar (1331812887), Ian Campbell wrote:
> 
> arm: allocate top level p2m page for all non-idle VCPUs

ITYM non-idle domains.  Otherwise, ack. 

Tim.

> Not just dom0.
> 
> Signed-off-by: Ian Campbell <ian.campbell@xxxxxxxxxx>
> ---
>  xen/arch/arm/domain.c       |    3 +++
>  xen/arch/arm/domain_build.c |    3 ---
>  xen/arch/arm/p2m.c          |    2 +-
>  3 files changed, 4 insertions(+), 4 deletions(-)
> 
> diff --git a/xen/arch/arm/domain.c b/xen/arch/arm/domain.c
> index 5702399..4b38790 100644
> --- a/xen/arch/arm/domain.c
> +++ b/xen/arch/arm/domain.c
> @@ -201,6 +201,9 @@ int arch_domain_create(struct domain *d, unsigned int 
> domcr_flags)
>          clear_page(d->shared_info);
>          share_xen_page_with_guest(
>                  virt_to_page(d->shared_info), d, XENSHARE_writable);
> +
> +        if ( (rc = p2m_alloc_table(d)) != 0 )
> +            goto fail;
>      }
>  
>      d->max_vcpus = 8;
> diff --git a/xen/arch/arm/domain_build.c b/xen/arch/arm/domain_build.c
> index 15632f7..6687e50 100644
> --- a/xen/arch/arm/domain_build.c
> +++ b/xen/arch/arm/domain_build.c
> @@ -93,9 +93,6 @@ int construct_dom0(struct domain *d)
>  
>      d->max_pages = ~0U;
>  
> -    if ( (rc = p2m_alloc_table(d)) != 0 )
> -        return rc;
> -
>      printk("Populate P2M %#llx->%#llx\n", kinfo.ram_start, kinfo.ram_end);
>      p2m_populate_ram(d, kinfo.ram_start, kinfo.ram_end);
>  
> diff --git a/xen/arch/arm/p2m.c b/xen/arch/arm/p2m.c
> index 051a0e8..4f624d8 100644
> --- a/xen/arch/arm/p2m.c
> +++ b/xen/arch/arm/p2m.c
> @@ -203,7 +203,7 @@ int p2m_alloc_table(struct domain *d)
>      void *p;
>  
>      /* First level P2M is 2 consecutive pages */
> -    page = alloc_domheap_pages(d, 1, 0);
> +    page = alloc_domheap_pages(NULL, 1, 0);
>      if ( page == NULL )
>          return -ENOMEM;
>  
> -- 
> 1.7.2.5
> 
> 
> _______________________________________________
> Xen-devel mailing list
> Xen-devel@xxxxxxxxxxxxx
> http://lists.xen.org/xen-devel

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