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Re: [Xen-devel] [Patch for staging 2/2] x86: adjust place of an ASSERT to avoid crash when destroy a domain.



Can we see about committing this patch as soon as possible? This is
blocking osstest pushgate.

On Mon, Aug 07, 2017 at 09:50:49AM +0800, Yi Sun wrote:
> In 'psr_free_cos', we should not use 'ASSERT(socket_info)' at the beginning
> because the 'socket_info' is allocated only if 'psr' boot parameter is set.
> So adjust its place to avoid crash.
> 
> Signed-off-by: Yi Sun <yi.y.sun@xxxxxxxxxxxxxxx>
> ---
>  xen/arch/x86/psr.c | 4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)
> 
> diff --git a/xen/arch/x86/psr.c b/xen/arch/x86/psr.c
> index 7d9fa26..9ce8f17 100644
> --- a/xen/arch/x86/psr.c
> +++ b/xen/arch/x86/psr.c
> @@ -1294,11 +1294,11 @@ static void psr_free_cos(struct domain *d)
>  {
>      unsigned int socket, cos;
>  
> -    ASSERT(socket_info);
> -
>      if ( !d->arch.psr_cos_ids )
>          return;
>  
> +    ASSERT(socket_info);
> +
>      /* Domain is destroyed so its cos_ref should be decreased. */
>      for ( socket = 0; socket < nr_sockets; socket++ )
>      {
> -- 
> 1.9.1
> 
> 
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> Xen-devel@xxxxxxxxxxxxx
> https://lists.xen.org/xen-devel

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