[libvirt] [PATCH] security driver: ignore EINVAL when chowning an image file

[Laine Stump]

On 06/03/2011 12:13 PM, Eric Blake wrote:
> On 06/03/2011 10:04 AM, Laine Stump wrote:
>> This fixes:
>>
>>    https://bugzilla.redhat.com/show_bug.cgi?id=702044
>>    https://bugzilla.redhat.com/show_bug.cgi?id=709454
>>
>> Both of these complain of a failure to use an image file that resides
>> on a read-only NFS volume. The function in the DAC security driver
>> that chowns image files to the qemu user:group before using them
>> already has special cases to ignore failure of chown on read-only file
>> systems, and in a few other cases, but it hadn't been checking for
>> EINVAL, which is what is returned if the qemu user doesn't even exist
>> on the NFS server.
> ACK.

Thanks, I pushed it.