Re: [PATCH for-4.2 0/2] Fix bitmap migration

2019-11-26 Thread Max Reitz
On 25.11.19 13:52, Vladimir Sementsov-Ogievskiy wrote: > Hi all! > > We've faced a bug in rhev-2.12.0-33.el7-based Qemu. > In upstream, bug introduced in 4.0 by 74da6b943565c45 > "block/dirty-bitmaps: implement inconsistent bit" commit. > At this commit we started to load inconsistent bitmap inste

Re: [PATCH for-4.2 0/2] Fix bitmap migration

2019-11-25 Thread Vladimir Sementsov-Ogievskiy
25.11.2019 16:50, Max Reitz wrote: > On 25.11.19 13:52, Vladimir Sementsov-Ogievskiy wrote: >> Hi all! >> >> We've faced a bug in rhev-2.12.0-33.el7-based Qemu. >> In upstream, bug introduced in 4.0 by 74da6b943565c45 >> "block/dirty-bitmaps: implement inconsistent bit" commit. >> At this commit we

Re: [PATCH for-4.2 0/2] Fix bitmap migration

2019-11-25 Thread Max Reitz
On 25.11.19 13:52, Vladimir Sementsov-Ogievskiy wrote: > Hi all! > > We've faced a bug in rhev-2.12.0-33.el7-based Qemu. > In upstream, bug introduced in 4.0 by 74da6b943565c45 > "block/dirty-bitmaps: implement inconsistent bit" commit. > At this commit we started to load inconsistent bitmap inste

[PATCH for-4.2 0/2] Fix bitmap migration

2019-11-25 Thread Vladimir Sementsov-Ogievskiy
Hi all! We've faced a bug in rhev-2.12.0-33.el7-based Qemu. In upstream, bug introduced in 4.0 by 74da6b943565c45 "block/dirty-bitmaps: implement inconsistent bit" commit. At this commit we started to load inconsistent bitmap instead of silently ignoring them, and it now I see that it breaks migra