Re: [Qemu-block] [PATCH] block: allow best-effort query

2015-10-26 Thread Max Reitz
On 26.10.2015 19:12, John Snow wrote: > For more complex BDS trees that can be created under normal circumstances, > we lose the ability to issue query commands because of our inability to > re-construct the absolute filename. > > Instead, omit this field when it is a problem and present as much

Re: [Qemu-block] [PATCH] block: allow best-effort query

2015-10-26 Thread John Snow
On 10/26/2015 05:18 PM, Max Reitz wrote: > On 26.10.2015 19:12, John Snow wrote: >> For more complex BDS trees that can be created under normal circumstances, >> we lose the ability to issue query commands because of our inability to >> re-construct the absolute filename. >> >> Instead, omit

Re: [Qemu-block] [PATCH] block: allow best-effort query

2015-10-26 Thread Max Reitz
On 26.10.2015 22:34, John Snow wrote: > > > On 10/26/2015 05:18 PM, Max Reitz wrote: >> On 26.10.2015 19:12, John Snow wrote: >>> For more complex BDS trees that can be created under normal circumstances, >>> we lose the ability to issue query commands because of our inability to >>>

Re: [Qemu-block] [PATCH] block: allow best-effort query

2015-10-26 Thread Eric Blake
On 10/26/2015 12:12 PM, John Snow wrote: > For more complex BDS trees that can be created under normal circumstances, > we lose the ability to issue query commands because of our inability to > re-construct the absolute filename. > > Instead, omit this field when it is a problem and present as

[Qemu-block] [PATCH] block: allow best-effort query

2015-10-26 Thread John Snow
For more complex BDS trees that can be created under normal circumstances, we lose the ability to issue query commands because of our inability to re-construct the absolute filename. Instead, omit this field when it is a problem and present as much information as we can. This will change the