Re: [PATCH v2 1/3] xen-blkfront: introduce blkfront_gather_backend_features()

2015-07-23 Thread Roger Pau Monné
El 22/07/15 a les 8.40, Bob Liu ha escrit: > There is a bug when migrate from !feature-persistent host to > feature-persistent > host, because domU still thinks new host/backend doesn't support persistent. > Dmesg like: > backed has not unmapped grant: 839 > backed has not unmapped grant: 773 > ba

[PATCH v2 1/3] xen-blkfront: introduce blkfront_gather_backend_features()

2015-07-21 Thread Bob Liu
There is a bug when migrate from !feature-persistent host to feature-persistent host, because domU still thinks new host/backend doesn't support persistent. Dmesg like: backed has not unmapped grant: 839 backed has not unmapped grant: 773 backed has not unmapped grant: 773 backed has not unmapped g