[libvirt] [Xen-devel] [PATCH RFC OSSTEST 7/9] Toolstack: Abstract away migration support check.

[Jim Fehlig]

Ian Campbell wrote:
> On Tue, 2014-06-24 at 21:18 -0600, Jim Fehlig wrote:
>
>   
>> Something like the attached patch (compile-tested only).  You'll need an
>> updated libvirt.git master to apply cleanly.
>>     
>
> Thanks. Building on ARM I get:
>
> libxl/libxl_driver.c:4346:1: error: 'libxlDomainMigrateBegin3Params' defined but not used [-Werror=unused-function]
> libxl/libxl_driver.c:4384:1: error: 'libxlDomainMigratePrepare3Params' defined but not used [-Werror=unused-function]
> libxl/libxl_driver.c:4433:1: error: 'libxlDomainMigratePerform3Params' defined but not used [-Werror=unused-function]
> libxl/libxl_driver.c:4488:1: error: 'libxlDomainMigrateFinish3Params' defined but not used [-Werror=unused-function]
> libxl/libxl_driver.c:4539:1: error: 'libxlDomainMigrateConfirm3Params' defined but not used [-Werror=unused-function]
>   

Yeah, compile-tested on x86 only as it turned out.  I was building
packages in the build service, where I had the libxl driver disabled for
aarch64 :-/.

With the fixup, does this work for you?  Is <migration_features> omitted
from the capabilities?

Regards,
Jim

> The fixup is obvious (I didn't bother with commit message etc since I
> expect you'll want to fold it in):
>
> commit 69606cdba69afdd5e2eea0096596ae3beaa34890
> Author: Ian Campbell <ian.campbell at citrix.com>
> Date:   Wed Jun 25 11:48:45 2014 +0100
>
>     fixup
>
> diff --git a/src/libxl/libxl_driver.c b/src/libxl/libxl_driver.c
> index f90bf64..03d397e 100644
> --- a/src/libxl/libxl_driver.c
> +++ b/src/libxl/libxl_driver.c
> @@ -4342,6 +4342,7 @@ libxlNodeDeviceReset(virNodeDevicePtr dev)
>      return ret;
>  }
>  
> +#ifndef LIBXL_HAVE_NO_SUSPEND_RESUME
>  static char *
>  libxlDomainMigrateBegin3Params(virDomainPtr domain,
>                                 virTypedParameterPtr params,
> @@ -4561,7 +4562,7 @@ libxlDomainMigrateConfirm3Params(virDomainPtr domain,
>  
>      return libxlDomainMigrationConfirm(driver, vm, flags, cancelled);
>  }
> -
> +#endif /* ifndef LIBXL_HAVE_NO_SUSPEND_RESUME */
>  
>  static virDriver libxlDriver = {
>      .no = VIR_DRV_LIBXL,
>
>
>
>
>