[Xen-devel] [PATCH v3 1/3] xen/pvh: enable mmu_update hypercall

[Roger Pau Monne <roger.pau@xxxxxxxxxx>]

This is needed for performing save/restore of PV guests.

Signed-off-by: Roger Pau Monnà <roger.pau@xxxxxxxxxx>
Cc: Tim Deegan <tim@xxxxxxx>
Cc: Jan Beulich <jbeulich@xxxxxxxx>
Cc: Andrew Cooper <andrew.cooper3@xxxxxxxxxx>
---
Once migration v2 has been merged this patch can be reverted, since it
removes the need to use the MMU_MACHPHYS_UPDATE hypercall.
---
 xen/arch/x86/hvm/hvm.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/xen/arch/x86/hvm/hvm.c b/xen/arch/x86/hvm/hvm.c
index bfde380..d3494ed 100644
--- a/xen/arch/x86/hvm/hvm.c
+++ b/xen/arch/x86/hvm/hvm.c
@@ -4907,6 +4907,7 @@ static hvm_hypercall_t *const 
pvh_hypercall64_table[NR_hypercalls] = {
     [ __HYPERVISOR_grant_table_op ]  = (hvm_hypercall_t *)hvm_grant_table_op,
     HYPERCALL(vcpu_op),
     HYPERCALL(mmuext_op),
+    HYPERCALL(mmu_update),
     HYPERCALL(xsm_op),
     HYPERCALL(sched_op),
     HYPERCALL(event_channel_op),
-- 
1.9.5 (Apple Git-50.3)


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