Daniel P. Berrange wrote:
> On Thu, Aug 21, 2008 at 11:20:13PM -0400, Cole Robinson wrote:
>
>> The current domain xml parsing doesn't check if disks
>> are specified with duplicate targets ("hda" etc.). The
>> attached patch adds a check for this.
>>
>> Thanks,
>> Cole
>>
>>
>
>
>> commit 27df1653474738a2ce83c89e7bdb2c4f7327f9b6
>> Author: Cole Robinson <crobinso@xxxxxxxxxxxxxxxxxxxxxxxxxxxxxx>
>> Date: Thu Aug 21 14:58:04 2008 -0400
>>
>> Check for duplicate disk targets when parsing domain xml.
>>
>> diff --git a/src/domain_conf.c b/src/domain_conf.c
>> index 6b23474..ed6cc8b 100644
>> --- a/src/domain_conf.c
>> +++ b/src/domain_conf.c
>> @@ -1955,6 +1955,12 @@ static virDomainDefPtr virDomainDefParseXML(virConnectPtr conn,
>> } else {
>> virDomainDiskDefPtr ptr = def->disks;
>> while (ptr) {
>> + if (ptr->next && STREQ(disk->dst, ptr->next->dst)) {
>>
>
> I'm confused as to why you're comparing for dups against ptr->next->dst
> instead of ptr->dst. It would seem to miss a duplication disk target
> check for the very first device..
>
I was a bit confused myself. This came before I realized the
device ordering was a little funky, so I just blindly used
ptr->next. This is however fixed to work correctly with my
later patch ("Fix disk device ordering").
- Cole
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