On 09/04/2015 16:54, Peter Lieven wrote: > > #define BM_MIGRATION_COMPAT_STATUS_BITS \ > (IDE_RETRY_DMA | IDE_RETRY_PIO | \ > IDE_RETRY_READ | IDE_RETRY_FLUSH) > > Why is there no IDE_RETRY_WRITE ?
Because that's represented by none of read and flush being set. :) > Honestly, I have not yet understood that that > BM_MIGRATION_COMPAT_STATUS_BITS is for. It's just for migrations while the VM is stopped due to I/O errors (rerror=stop/werror=stop). Paolo