Re: [Qemu-devel] [PATCH v3 22/25] block: Do not copy exact_filename from format file

2017-01-11 Thread Max Reitz
On 11.01.2017 17:29, Max Reitz wrote: > On 30.11.2016 02:18, Max Reitz wrote: >> If the a format BDS's file BDS is in turn a format BDS, we cannot simply >> use the same filename, because when opening a BDS tree based on a >> filename alone, qemu will create only one format node on top of one >> pr

Re: [Qemu-devel] [PATCH v3 22/25] block: Do not copy exact_filename from format file

2017-01-11 Thread Max Reitz
On 30.11.2016 02:18, Max Reitz wrote: > If the a format BDS's file BDS is in turn a format BDS, we cannot simply > use the same filename, because when opening a BDS tree based on a > filename alone, qemu will create only one format node on top of one > protocol node (disregarding a potential backin

[Qemu-devel] [PATCH v3 22/25] block: Do not copy exact_filename from format file

2016-11-29 Thread Max Reitz
If the a format BDS's file BDS is in turn a format BDS, we cannot simply use the same filename, because when opening a BDS tree based on a filename alone, qemu will create only one format node on top of one protocol node (disregarding a potential backing file). Signed-off-by: Max Reitz --- block