[Libvir] Repository for work-in-progress storage patches

[Richard W.M. Jones]

Daniel P. Berrange wrote:
> On Fri, Jan 18, 2008 at 07:55:35PM +0000, Daniel P. Berrange wrote:
>> On Fri, Jan 18, 2008 at 07:44:41PM +0000, Richard W.M. Jones wrote:
>>> A few comments:
>>>
>>> You should put #include <config.h> at the very top of all your C files 
>>> (before any other headers/defines), to avoid warnings.
>>>
>>> There was one place where you'd used virFreeStoragePool, which should be 
>>> virStoragePoolFree.
>>>
>>> Functions such as 'virDomainDestroy' have changed their semantics in 
>>> that they now free the virDomainPtr object.  I understand why you do 
>>> this (the domain no longer exists, so the object cannot be used), but it 
>>> is a big change from the p.o.v. of those of us using proper garbage 
>>> collection, and moreover it's an ABI change.  Existing correct code 
>>> which did 'virDomainDestroy (dom); virDomainFree (dom);' could now segfault.
>> No it isn't an ABI change. The virDomainDestroy method has always
>> behaved this way. I simply moved the calls to free out of the per
>> driver destroy method, and into the top level libvirt.c destroy
>> method to remove the need for drivers to re-implement this every
>> time.
> 
> Actually, no I take that back. The qemu driver always did this. The Xen
> driver did not. So the QEMU driver is actually buggy. I'll remove this
> free'ing of virDomainPtr from virDomainDestroy and fix the QEMU driver.

Actually I think I'm getting confused now.

The current (in CVS) documentation for virDomainDestroy & 
virNetworkDestroy documents that they free the object.  So bug in the 
Xen driver instead?

Rich.

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