[libvirt] [PATCH] network: Add bandwidth support to ethernet interface

[Michal Privoznik]

On 11.11.2014 23:45, Anirban Chakraborty wrote:
> 
> 
> On 11/10/14, 3:13 PM, "Eric Blake" <eblake at redhat.com> wrote:
> 
>> On 11/10/2014 03:41 PM, Anirban Chakraborty wrote:
>>
>>>> BTW: it would be nice if you can version you patches. I mean, this is
>>>> what, 4th or 5th version? Say that in subject explicitly please. You
>>>> know, in the prefix: [PATCH v5] network: ...
>>
>> Using 'git send-email -v5' will do that for you.
> 
> Thanks.
>>
>>>
>>> I was doing it earlier and then dropped it. I¹ll resin the patch
>>> addressing all your comments and send it out. However, please let me
>>> know
>>> if I should move the above functions (virNetDevBandwidthSet etc.) in
>>> src/util/virnetdevbandwidth.* and add #include "conf/domain_conf.h" in
>>> virnetdevbandwidth.h file.
>>
>> If it needs to reference structs defined in conf/, then the logical
>> place for the functions is in conf/ (possibly a new file).  That way, it
>> can still be shared between lxc and qemu.
> 
> I’m planning to have this function in src/conf/netdev_bandwidth_conf.*,
> however, an initial compilation yields following undefined reference from
> qemu_process.c:
> ----
> Making all in tests
> make[2]: Entering directory `/home/ubuntu/libvirt-ups/tests'
>    CCLD     domaincapstest
> ../src/.libs/libvirt_driver_qemu_impl.a(libvirt_driver_qemu_impl_la-qemu_pr
> ocess.o): In function `qemuProcessStop':
> /home/ubuntu/libvirt-ups/src/qemu/qemu_process.c:4847: undefined reference
> to `virDomainClearNetBandwidth'
> collect2: error: ld returned 1 exit status
> ----

This message comes from the linker. So you're not exporting the
virDomainClearNetBandwidth anywhere. I mean, you need to add it to the
src/libvirt_private.syms and the error will go away.

Michal