Re: [PATCH 3/3] multifd: bugfix for incorrect migration data with qatzip compression

2024-12-18 Thread Peter Xu
On Wed, Dec 18, 2024 at 05:14:13PM +0800, Yuan Liu wrote: > When QPL compression is enabled on the migration channel and the same > dirty page changes from a normal page to a zero page in the iterative > memory copy, the dirty page will not be updated to a zero page again > on the target side, resu

[PATCH 3/3] multifd: bugfix for incorrect migration data with qatzip compression

2024-12-18 Thread Yuan Liu
When QPL compression is enabled on the migration channel and the same dirty page changes from a normal page to a zero page in the iterative memory copy, the dirty page will not be updated to a zero page again on the target side, resulting in incorrect memory data on the source and target sides. Th