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Re: [Xen-devel] [PATCH] domain builder: Fix sp_extents allocation



Doesn't this turn the array allocation into a dynamic allocation? I feel a
bit dubious about that.

 -- Keir

On 31/7/08 12:12, "Samuel Thibault" <samuel.thibault@xxxxxxxxxxxxx> wrote:

> domain builder: Fix sp_extents allocation
> 
> We do not need more than count elements in the sp_extents array.
> 
> diff -r e355f9dce939 tools/libxc/xc_hvm_build.c
> --- a/tools/libxc/xc_hvm_build.c Wed Jul 30 17:20:25 2008 +0100
> +++ b/tools/libxc/xc_hvm_build.c Thu Jul 31 11:43:36 2008 +0100
> @@ -229,7 +229,7 @@ static int setup_guest(int xc_handle,
>          if ( ((count | cur_pages) & (SUPERPAGE_NR_PFNS - 1)) == 0 )
>          {
>              long done;
> -            xen_pfn_t sp_extents[2048 >> SUPERPAGE_PFN_SHIFT];
> +            xen_pfn_t sp_extents[count >> SUPERPAGE_PFN_SHIFT];
>              struct xen_memory_reservation sp_req = {
>                  .nr_extents   = count >> SUPERPAGE_PFN_SHIFT,
>                  .extent_order = SUPERPAGE_PFN_SHIFT,
> 
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> http://lists.xensource.com/xen-devel



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