Re: [PATCH v5 3/7] qcow: Tolerate backing_fmt=, but warn on backing_fmt=raw

2020-06-23 Thread Kevin Wolf
Am 22.06.2020 um 23:58 hat Eric Blake geschrieben: > On 5/5/20 10:30 AM, Eric Blake wrote: > > On 5/5/20 2:35 AM, Kevin Wolf wrote: > > > Am 03.04.2020 um 19:58 hat Eric Blake geschrieben: > > > > qcow has no space in the metadata to store a backing format, and there > > > > are existing qcow

Re: [PATCH v5 3/7] qcow: Tolerate backing_fmt=, but warn on backing_fmt=raw

2020-06-22 Thread Eric Blake
On 5/5/20 10:30 AM, Eric Blake wrote: On 5/5/20 2:35 AM, Kevin Wolf wrote: Am 03.04.2020 um 19:58 hat Eric Blake geschrieben: qcow has no space in the metadata to store a backing format, and there are existing qcow images backed both by raw or by other formats (usually qcow) images, reliant on

Re: [PATCH v5 3/7] qcow: Tolerate backing_fmt=, but warn on backing_fmt=raw

2020-05-05 Thread Eric Blake
On 5/5/20 2:35 AM, Kevin Wolf wrote: Am 03.04.2020 um 19:58 hat Eric Blake geschrieben: qcow has no space in the metadata to store a backing format, and there are existing qcow images backed both by raw or by other formats (usually qcow) images, reliant on probing to tell the difference. While

Re: [PATCH v5 3/7] qcow: Tolerate backing_fmt=, but warn on backing_fmt=raw

2020-05-05 Thread Kevin Wolf
Am 03.04.2020 um 19:58 hat Eric Blake geschrieben: > qcow has no space in the metadata to store a backing format, and there > are existing qcow images backed both by raw or by other formats > (usually qcow) images, reliant on probing to tell the difference. > While we don't recommend the creation

[PATCH v5 3/7] qcow: Tolerate backing_fmt=, but warn on backing_fmt=raw

2020-04-03 Thread Eric Blake
qcow has no space in the metadata to store a backing format, and there are existing qcow images backed both by raw or by other formats (usually qcow) images, reliant on probing to tell the difference. While we don't recommend the creation of new qcow images (as qcow2 is hands-down better), we can