CVS commit: [bouyer-xenpvh] src/sys/arch

["Manuel Bouyer" <bouyer%netbsd.org@localhost>]

Module Name:    src
Committed By:   bouyer
Date:           Sat Apr 18 20:03:02 UTC 2020

Modified Files:
        src/sys/arch/amd64/amd64 [bouyer-xenpvh]: vector.S
        src/sys/arch/i386/i386 [bouyer-xenpvh]: vector.S
        src/sys/arch/xen/xen [bouyer-xenpvh]: hypervisor.c

Log Message:
If possible, register a per-cpu callback via HVMOP_set_evtchn_upcall_vector.
>From FreeBSD. This requires acking the interrupt in hypervisor_pvhvm_callback.

Don't try to use x86_cpu_idle_xen() for PVHVM, it cause the domU to hang.
FreeBSD doesn't seem to use it either.


To generate a diff of this commit:
cvs rdiff -u -r1.73.6.5 -r1.73.6.6 src/sys/arch/amd64/amd64/vector.S
cvs rdiff -u -r1.85.6.6 -r1.85.6.7 src/sys/arch/i386/i386/vector.S
cvs rdiff -u -r1.73.2.6 -r1.73.2.7 src/sys/arch/xen/xen/hypervisor.c

Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.