Re: [Xen-devel] [PATCH v4] xen: get rid of paravirt op adjust_exception_frame

2017-08-16 Thread Boris Ostrovsky
On 08/11/2017 10:54 AM, Juergen Gross wrote: > When running as Xen pv-guest the exception frame on the stack contains > %r11 and %rcx additional to the other data pushed by the processor. > > Instead of having a paravirt op being called for each exception type > prepend the Xen specific code to eac

Re: [Xen-devel] [PATCH v4] xen: get rid of paravirt op adjust_exception_frame

2017-08-12 Thread Ingo Molnar
* Juergen Gross wrote: > When running as Xen pv-guest the exception frame on the stack contains > %r11 and %rcx additional to the other data pushed by the processor. > > Instead of having a paravirt op being called for each exception type > prepend the Xen specific code to each exception entry.