Re: [Xen-devel] [PATCH v4 4/5] x86/xen: Add 'nopv' support for HVM guest

2019-07-02 Thread Boris Ostrovsky
On 7/1/19 1:19 AM, Zhenzhong Duan wrote: > PVH guest needs PV extentions to work, so 'nopv' parameter should be > ignored for PVH but not for HVM guest. > > If PVH guest boots up via the Xen-PVH boot entry, xen_pvh is set early, > we know it's PVH guest and ignore 'nopv' parameter directly. > > If

[Xen-devel] [PATCH v4 4/5] x86/xen: Add 'nopv' support for HVM guest

2019-07-01 Thread Zhenzhong Duan
PVH guest needs PV extentions to work, so 'nopv' parameter should be ignored for PVH but not for HVM guest. If PVH guest boots up via the Xen-PVH boot entry, xen_pvh is set early, we know it's PVH guest and ignore 'nopv' parameter directly. If PVH guest boots up via the normal boot entry same as