Re: [Xen-devel] [PATCH-for-4.11 v2] xpti: fix bug in double fault handling

2018-04-23 Thread Juergen Gross
On 23/04/18 15:06, Andrew Cooper wrote: > On 23/04/18 13:38, Juergen Gross wrote: >> When entering the hypervisor via the double fault handler resetting >> xen_cr3 was missing. This led to switching to pv_cr3 when returning >> from the next following interrupt. So repair this in order to allow >>

Re: [Xen-devel] [PATCH-for-4.11 v2] xpti: fix bug in double fault handling

2018-04-23 Thread Andrew Cooper
On 23/04/18 13:38, Juergen Gross wrote: > When entering the hypervisor via the double fault handler resetting > xen_cr3 was missing. This led to switching to pv_cr3 when returning > from the next following interrupt. So repair this in order to allow > interrupt handling to work even after a double

Re: [Xen-devel] [PATCH-for-4.11 v2] xpti: fix bug in double fault handling

2018-04-23 Thread Juergen Gross
On 23/04/18 14:49, Jan Beulich wrote: On 23.04.18 at 14:38, wrote: >> When entering the hypervisor via the double fault handler resetting >> xen_cr3 was missing. This led to switching to pv_cr3 when returning >> from the next following interrupt. So repair this in order to

Re: [Xen-devel] [PATCH-for-4.11 v2] xpti: fix bug in double fault handling

2018-04-23 Thread Jan Beulich
>>> On 23.04.18 at 14:38, wrote: > When entering the hypervisor via the double fault handler resetting > xen_cr3 was missing. This led to switching to pv_cr3 when returning > from the next following interrupt. So repair this in order to allow > interrupt handling to work even

[Xen-devel] [PATCH-for-4.11 v2] xpti: fix bug in double fault handling

2018-04-23 Thread Juergen Gross
When entering the hypervisor via the double fault handler resetting xen_cr3 was missing. This led to switching to pv_cr3 when returning from the next following interrupt. So repair this in order to allow interrupt handling to work even after a double fault. Signed-off-by: Juergen Gross