Displaying 11 results from an estimated 11 matches for "jintack".
2018 Dec 12
2
[PATCH net V2 4/4] vhost: log dirty page correctly
...ique, so we should log each possible GPA in this case.
>
> This fix the failure of scp to guest during migration. In -next, we
> will probably support passing GIOVA->GPA instead of GIOVA->HVA.
>
> Fixes: 6b1e6cc7855b ("vhost: new device IOTLB API")
> Reported-by: Jintack Lim <jintack at cs.columbia.edu>
> Cc: Jintack Lim <jintack at cs.columbia.edu>
> Signed-off-by: Jason Wang <jasowang at redhat.com>
It's a nasty bug for sure but it's been like this for a long
time so I'm inclined to say let's put it in 4.21,
and queue for...
2018 Dec 12
2
[PATCH net V2 4/4] vhost: log dirty page correctly
...ique, so we should log each possible GPA in this case.
>
> This fix the failure of scp to guest during migration. In -next, we
> will probably support passing GIOVA->GPA instead of GIOVA->HVA.
>
> Fixes: 6b1e6cc7855b ("vhost: new device IOTLB API")
> Reported-by: Jintack Lim <jintack at cs.columbia.edu>
> Cc: Jintack Lim <jintack at cs.columbia.edu>
> Signed-off-by: Jason Wang <jasowang at redhat.com>
It's a nasty bug for sure but it's been like this for a long
time so I'm inclined to say let's put it in 4.21,
and queue for...
2018 Dec 10
0
[PATCH net 4/4] vhost: log dirty page correctly
...is not guaranteed
to be unique, so we should log each possible GPA in this case.
This fix the failure of scp to guest during migration. In -next, we
will probably support passing GIOVA->GPA instead of GIOVA->HVA.
Fixes: 6b1e6cc7855b ("vhost: new device IOTLB API")
Reported-by: Jintack Lim <jintack at cs.columbia.edu>
Cc: Jintack Lim <jintack at cs.columbia.edu>
Signed-off-by: Jason Wang <jasowang at redhat.com>
---
drivers/vhost/net.c | 3 +-
drivers/vhost/vhost.c | 78 +++++++++++++++++++++++++++++++++++--------
drivers/vhost/vhost.h | 3 +-
3 files chang...
2018 Dec 12
0
[PATCH net V2 4/4] vhost: log dirty page correctly
...is not guaranteed
to be unique, so we should log each possible GPA in this case.
This fix the failure of scp to guest during migration. In -next, we
will probably support passing GIOVA->GPA instead of GIOVA->HVA.
Fixes: 6b1e6cc7855b ("vhost: new device IOTLB API")
Reported-by: Jintack Lim <jintack at cs.columbia.edu>
Cc: Jintack Lim <jintack at cs.columbia.edu>
Signed-off-by: Jason Wang <jasowang at redhat.com>
---
drivers/vhost/net.c | 3 +-
drivers/vhost/vhost.c | 79 +++++++++++++++++++++++++++++++++++--------
drivers/vhost/vhost.h | 3 +-
3 files chang...
2018 Dec 13
0
[PATCH net V2 4/4] vhost: log dirty page correctly
...each possible GPA in this case.
>>
>> This fix the failure of scp to guest during migration. In -next, we
>> will probably support passing GIOVA->GPA instead of GIOVA->HVA.
>>
>> Fixes: 6b1e6cc7855b ("vhost: new device IOTLB API")
>> Reported-by: Jintack Lim <jintack at cs.columbia.edu>
>> Cc: Jintack Lim <jintack at cs.columbia.edu>
>> Signed-off-by: Jason Wang <jasowang at redhat.com>
> It's a nasty bug for sure but it's been like this for a long
> time so I'm inclined to say let's put it in 4.2...
2018 Dec 12
10
[PATCH net V2 0/4] Fix various issue of vhost
Hi:
This series tries to fix various issues of vhost:
- Patch 1 adds a missing write barrier between used idx updating and
logging.
- Patch 2-3 brings back the protection of device IOTLB through vq
mutex, this fixes possible use after free in device IOTLB entries.
- Patch 4-7 fixes the diry page logging when device IOTLB is
enabled. We should done through GPA instead of GIOVA, this was
2018 Dec 12
10
[PATCH net V2 0/4] Fix various issue of vhost
Hi:
This series tries to fix various issues of vhost:
- Patch 1 adds a missing write barrier between used idx updating and
logging.
- Patch 2-3 brings back the protection of device IOTLB through vq
mutex, this fixes possible use after free in device IOTLB entries.
- Patch 4-7 fixes the diry page logging when device IOTLB is
enabled. We should done through GPA instead of GIOVA, this was
2018 Dec 13
2
[PATCH net V2 4/4] vhost: log dirty page correctly
...> >
> > > This fix the failure of scp to guest during migration. In -next, we
> > > will probably support passing GIOVA->GPA instead of GIOVA->HVA.
> > >
> > > Fixes: 6b1e6cc7855b ("vhost: new device IOTLB API")
> > > Reported-by: Jintack Lim <jintack at cs.columbia.edu>
> > > Cc: Jintack Lim <jintack at cs.columbia.edu>
> > > Signed-off-by: Jason Wang <jasowang at redhat.com>
> > It's a nasty bug for sure but it's been like this for a long
> > time so I'm inclined to say l...
2018 Dec 13
2
[PATCH net V2 4/4] vhost: log dirty page correctly
...> >
> > > This fix the failure of scp to guest during migration. In -next, we
> > > will probably support passing GIOVA->GPA instead of GIOVA->HVA.
> > >
> > > Fixes: 6b1e6cc7855b ("vhost: new device IOTLB API")
> > > Reported-by: Jintack Lim <jintack at cs.columbia.edu>
> > > Cc: Jintack Lim <jintack at cs.columbia.edu>
> > > Signed-off-by: Jason Wang <jasowang at redhat.com>
> > It's a nasty bug for sure but it's been like this for a long
> > time so I'm inclined to say l...
2018 Dec 10
9
[PATCH net 0/4] Fix various issue of vhost
Hi:
This series tries to fix various issues of vhost:
- Patch 1 adds a missing write barrier between used idx updating and
logging.
- Patch 2-3 brings back the protection of device IOTLB through vq
mutex, this fixes possible use after free in device IOTLB entries.
- Patch 4 fixes the diry page logging when device IOTLB is
enabled. We should done through GPA instead of GIOVA, this was done
2018 Dec 10
9
[PATCH net 0/4] Fix various issue of vhost
Hi:
This series tries to fix various issues of vhost:
- Patch 1 adds a missing write barrier between used idx updating and
logging.
- Patch 2-3 brings back the protection of device IOTLB through vq
mutex, this fixes possible use after free in device IOTLB entries.
- Patch 4 fixes the diry page logging when device IOTLB is
enabled. We should done through GPA instead of GIOVA, this was done