Re: [PATCH V2 2/3] libxl: don't attempt to resume domain when suspend fails

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On 07.08.2015 19:53, Jim Fehlig wrote:
> Failure of libxl_domain_suspend() does not leave the domain in
> a suspended state, so no need to call libxl_domain_resume(),
> which btw will fail with "domain not suspended".
> 
> Signed-off-by: Jim Fehlig <jfehlig@xxxxxxxx>
> ---
>  src/libxl/libxl_migration.c | 14 --------------
>  1 file changed, 14 deletions(-)
> 
> diff --git a/src/libxl/libxl_migration.c b/src/libxl/libxl_migration.c
> index f9673c8..a407ad9 100644
> --- a/src/libxl/libxl_migration.c
> +++ b/src/libxl/libxl_migration.c
> @@ -178,7 +178,6 @@ libxlDoMigrateSend(libxlDriverPrivatePtr driver,
>                     int sockfd)
>  {
>      libxlDriverConfigPtr cfg = libxlDriverConfigGet(driver);
> -    virObjectEventPtr event = NULL;
>      int xl_flags = 0;
>      int ret;
>  
> @@ -188,24 +187,11 @@ libxlDoMigrateSend(libxlDriverPrivatePtr driver,
>      ret = libxl_domain_suspend(cfg->ctx, vm->def->id, sockfd,
>                                 xl_flags, NULL);
>      if (ret != 0) {
> -        /* attempt to resume the domain on failure */
> -        if (libxl_domain_resume(cfg->ctx, vm->def->id, 1, 0) != 0) {
> -            VIR_DEBUG("Failed to resume domain following failed migration");
> -            virDomainObjSetState(vm, VIR_DOMAIN_PAUSED,
> -                                 VIR_DOMAIN_PAUSED_MIGRATION);
> -            event = virDomainEventLifecycleNewFromObj(vm, VIR_DOMAIN_EVENT_SUSPENDED,
> -                                             VIR_DOMAIN_EVENT_SUSPENDED_MIGRATED);
> -            ignore_value(virDomainSaveStatus(driver->xmlopt, cfg->stateDir, vm));
> -        }
>          virReportError(VIR_ERR_INTERNAL_ERROR, "%s",
>                         _("Failed to send migration data to destination host"));
>          ret = -1;
> -        goto cleanup;
>      }
>  
> - cleanup:
> -    if (event)
> -        libxlDomainEventQueue(driver, event);
>      virObjectUnref(cfg);
>      return ret;
>  }
> 

ACK

Michal

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