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Re: [Xen-devel] [PATCH v4 4/6] tools/dm_restrict: Unshare mount and IPC namespaces on Linux


  • To: Paul Durrant <Paul.Durrant@xxxxxxxxxx>, "xen-devel@xxxxxxxxxxxxxxxxxxxx" <xen-devel@xxxxxxxxxxxxxxxxxxxx>
  • From: George Dunlap <george.dunlap@xxxxxxxxxx>
  • Date: Tue, 6 Nov 2018 10:29:31 +0000
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  • Cc: Anthony Perard <anthony.perard@xxxxxxxxxx>, Ian Jackson <Ian.Jackson@xxxxxxxxxx>, Wei Liu <wei.liu2@xxxxxxxxxx>
  • Delivery-date: Tue, 06 Nov 2018 10:29:39 +0000
  • List-id: Xen developer discussion <xen-devel.lists.xenproject.org>
  • Openpgp: preference=signencrypt

On 11/06/2018 09:16 AM, Paul Durrant wrote:
>> diff --git a/tools/libxl/libxl_netbsd.c b/tools/libxl/libxl_netbsd.c
>> index 2edfb00641..dce3f1fdce 100644
>> --- a/tools/libxl/libxl_netbsd.c
>> +++ b/tools/libxl/libxl_netbsd.c
>> @@ -124,3 +124,8 @@ int libxl__pci_topology_init(libxl__gc *gc,
>>  {
>>      return ERROR_NI;
>>  }
>> +
>> +void libxl__local_dm_preexec_restrict(libxl__gc *gc, int stderrfd)
>> +{
>> +    return;
>> +}
> 
> This is a void function whereas the caller always appears to expect an int 
> return value, regardless of OS.

Indeed, this would probably break the build on NetBSD.  Good catch.

 -George

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