[Xen-devel] Re: [PATCH] xen: introduce xen_change_state_handler

[Alexander Graf <agraf@xxxxxxx>]

On 06/29/2011 01:16 PM, stefano.stabellini@xxxxxxxxxxxxx wrote:
> From: Anthony PERARD<anthony.perard@xxxxxxxxxx>
>
> Remove the call to xenstore_record_dm_state from xen_main_loop_prepare
> that is HVM specific.
> Add a new vm_change_state_handler shared between xen_pv and xen_hvm
> machines to record the VM state to xenstore.
>
> Signed-off-by: Anthony PERARD<anthony.perard@xxxxxxxxxx>
> Signed-off-by: Stefano Stabellini<stefano.stabellini@xxxxxxxxxxxxx>
> ---
>   xen-all.c |   25 ++++++++++++++++++-------
>   1 files changed, 18 insertions(+), 7 deletions(-)
>
> diff --git a/xen-all.c b/xen-all.c
> index 3fd04ef..e8da35f 100644
> --- a/xen-all.c
> +++ b/xen-all.c
> @@ -797,12 +797,17 @@ void xenstore_store_pv_console_info(int i, 
> CharDriverState *chr)
>       }
>   }
>
> -static void xenstore_record_dm_state(XenIOState *s, const char *state)
> +static void xenstore_record_dm_state(struct xs_handle *xs, const char *state)
>   {
>       char path[50];
>
> +    if (xs == NULL) {
> +        fprintf(stderr, "xenstore connection not initialized\n");
> +        exit(1);
> +    }
/studio/tmp/agraf/xen-all.c: In function ‘xenstore_record_dm_state’:
/studio/tmp/agraf/xen-all.c:744: error: ‘xs’ undeclared (first use in 
this function)
/studio/tmp/agraf/xen-all.c:744: error: (Each undeclared identifier is 
reported only once
/studio/tmp/agraf/xen-all.c:744: error: for each function it appears in.)


Alex


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