x86/dmop: Properly fail for PV guests
authorAndrew Cooper <andrew.cooper3@citrix.com>
Fri, 5 Mar 2021 14:36:27 +0000 (15:36 +0100)
committerJan Beulich <jbeulich@suse.com>
Fri, 5 Mar 2021 14:36:27 +0000 (15:36 +0100)
commita1dab05393ec5654e2a88be296cc973595ffb1d0
tree15e289b313ef3fbd820551c1e4b8575ddffe41f0
parent3eee5228247cb5286e9e219fba0b15349b0ae2a1
x86/dmop: Properly fail for PV guests

The current code has an early exit for PV guests, but it returns 0 having done
nothing.

Fixes: 524a98c2ac5 ("public / x86: introduce __HYPERCALL_dm_op...")
Signed-off-by: Andrew Cooper <andrew.cooper3@citrix.com>
Reviewed-by: Ian Jackson <iwj@xenproject.org>
Reviewed-by: Jan Beulich <jbeulich@suse.com>
master commit: 615367b5275a5b0123f1f1ee86c985fab234a5a4
master date: 2021-02-26 12:28:52 +0000
xen/arch/x86/hvm/dm.c