Re: [PATCH RFC 0/2] Add debug interface to kick/call on purpose

2021-01-19 Thread Dongli Zhang
On 1/18/21 8:59 AM, Dr. David Alan Gilbert wrote: > * Daniel P. Berrangé (berra...@redhat.com) wrote: >> On Thu, Jan 14, 2021 at 04:27:28PM -0800, Dongli Zhang wrote: >>> The virtio device/driver (e.g., vhost-scsi and indeed any device including >>> e1000e) may hang due to the lost of IRQ or th

Re: [PATCH RFC 0/2] Add debug interface to kick/call on purpose

2021-01-18 Thread Dr. David Alan Gilbert
* Daniel P. Berrangé (berra...@redhat.com) wrote: > On Thu, Jan 14, 2021 at 04:27:28PM -0800, Dongli Zhang wrote: > > The virtio device/driver (e.g., vhost-scsi and indeed any device including > > e1000e) may hang due to the lost of IRQ or the lost of doorbell register > > kick, e.g., > > > > htt

Re: [PATCH RFC 0/2] Add debug interface to kick/call on purpose

2021-01-15 Thread Daniel P . Berrangé
On Thu, Jan 14, 2021 at 04:27:28PM -0800, Dongli Zhang wrote: > The virtio device/driver (e.g., vhost-scsi and indeed any device including > e1000e) may hang due to the lost of IRQ or the lost of doorbell register > kick, e.g., > > https://lists.gnu.org/archive/html/qemu-devel/2018-12/msg01711.htm

[PATCH RFC 0/2] Add debug interface to kick/call on purpose

2021-01-14 Thread Dongli Zhang
The virtio device/driver (e.g., vhost-scsi and indeed any device including e1000e) may hang due to the lost of IRQ or the lost of doorbell register kick, e.g., https://lists.gnu.org/archive/html/qemu-devel/2018-12/msg01711.html The virtio-net was in trouble in above link because the 'kick' was no