Re: [PATCH] xen, blkback: fix persistent grants negotiation

2022-01-21 Thread SeongJae Park
On Tue, 11 Jan 2022 13:26:50 +0100 "Roger Pau Monné" wrote: > On Tue, Jan 11, 2022 at 11:50:32AM +, Durrant, Paul wrote: > > On 11/01/2022 11:11, Roger Pau Monné wrote: > > > On Thu, Jan 06, 2022 at 09:10:13AM +, Maximilian Heyne wrote: > > > > Given dom0 supports persistent grants but

Re: [PATCH] xen, blkback: fix persistent grants negotiation

2022-01-11 Thread Roger Pau Monné
On Tue, Jan 11, 2022 at 11:50:32AM +, Durrant, Paul wrote: > On 11/01/2022 11:11, Roger Pau Monné wrote: > > On Thu, Jan 06, 2022 at 09:10:13AM +, Maximilian Heyne wrote: > > > Given dom0 supports persistent grants but the guest does not. > > > Then, when attaching a block device during

Re: [PATCH] xen, blkback: fix persistent grants negotiation

2022-01-11 Thread Durrant, Paul
On 11/01/2022 11:11, Roger Pau Monné wrote: On Thu, Jan 06, 2022 at 09:10:13AM +, Maximilian Heyne wrote: Given dom0 supports persistent grants but the guest does not. Then, when attaching a block device during runtime of the guest, dom0 will enable persistent grants for this newly attached

Re: [PATCH] xen, blkback: fix persistent grants negotiation

2022-01-11 Thread Roger Pau Monné
On Thu, Jan 06, 2022 at 09:10:13AM +, Maximilian Heyne wrote: > Given dom0 supports persistent grants but the guest does not. > Then, when attaching a block device during runtime of the guest, dom0 > will enable persistent grants for this newly attached block device: > > $ xenstore-ls -f |

Re: [PATCH] xen, blkback: fix persistent grants negotiation

2022-01-06 Thread SeongJae Park
From: SeongJae Park On Thu, 6 Jan 2022 09:10:13 + Maximilian Heyne wrote: > Given dom0 supports persistent grants but the guest does not. > Then, when attaching a block device during runtime of the guest, dom0 > will enable persistent grants for this newly attached block device: > > $

[PATCH] xen, blkback: fix persistent grants negotiation

2022-01-06 Thread Maximilian Heyne
Given dom0 supports persistent grants but the guest does not. Then, when attaching a block device during runtime of the guest, dom0 will enable persistent grants for this newly attached block device: $ xenstore-ls -f | grep 20674 | grep persistent