Steve Ofsthun
2006-Apr-12 18:40 UTC
[Xen-devel] [RFC][PATCH] Hypercalls from HVM guests (1/2)
Here is the main hypervisor/hvmloader patch. Signed-off-by: Steve Ofsthun <sofsthun@virtualiron.com> Steve -- Steve Ofsthun - Virtual Iron Software, Inc. _______________________________________________ Xen-devel mailing list Xen-devel@lists.xensource.com http://lists.xensource.com/xen-devel
Keir Fraser
2006-Apr-13 07:42 UTC
Re: [Xen-devel] [RFC][PATCH] Hypercalls from HVM guests (1/2)
On 12 Apr 2006, at 19:40, Steve Ofsthun wrote:> Here is the main hypervisor/hvmloader patch. > > Signed-off-by: Steve Ofsthun <sofsthun@virtualiron.com>All in-memory hypercall arguments are now accessed via copy_to/from_guest and copy_to/from_user are no longer used for that purpose at all. That given, can the special path for HVM guests be made in copy_to/from_guest (no need to make conditional on hypervisor_va()) and not touch copy_to/from_user? -- Keir _______________________________________________ Xen-devel mailing list Xen-devel@lists.xensource.com http://lists.xensource.com/xen-devel
Steve Ofsthun
2006-Apr-13 13:25 UTC
Re: [Xen-devel] [RFC][PATCH] Hypercalls from HVM guests (1/2)
Keir Fraser wrote:> > On 12 Apr 2006, at 19:40, Steve Ofsthun wrote: > >> Here is the main hypervisor/hvmloader patch. >> >> Signed-off-by: Steve Ofsthun <sofsthun@virtualiron.com> > > All in-memory hypercall arguments are now accessed via > copy_to/from_guest and copy_to/from_user are no longer used for that > purpose at all. That given, can the special path for HVM guests be made > in copy_to/from_guest (no need to make conditional on hypervisor_va()) > and not touch copy_to/from_user?Yes, that sounds right. I''ll put together an updated patch. Thanks, Steve -- Steve Ofsthun - Virtual Iron Software, Inc. _______________________________________________ Xen-devel mailing list Xen-devel@lists.xensource.com http://lists.xensource.com/xen-devel
Steve Ofsthun
2006-Apr-13 17:11 UTC
[Xen-devel] [RFC][PATCH] Hypercalls from HVM guests (1/2) [RESUBMIT]
Here is the updated main hypervisor/hvmloader patch. - copy_to/from_user changes were moved to copy_to/from_guest. - hypervisor_va() macro changes were removed Signed-off-by: Steve Ofsthun <sofsthun@virtualiron.com> Steve -- Steve Ofsthun - Virtual Iron Software, Inc. _______________________________________________ Xen-devel mailing list Xen-devel@lists.xensource.com http://lists.xensource.com/xen-devel