[PATCH] x86/shadow: sh_type_to_size[] needs L2H entry when HVM+PV32

[Jan Beulich]

While the table is used only when HVM=y, the table entry of course needs
to be properly populated when also PV32=y. Fully removing the table
entry we therefore wrong.

Fixes: 1894049fa283 ("x86/shadow: L2H shadow type is PV32-only")
Signed-off-by: Jan Beulich <jbeul...@suse.com>

--- a/xen/arch/x86/mm/shadow/hvm.c
+++ b/xen/arch/x86/mm/shadow/hvm.c
@@ -56,7 +56,9 @@ const uint8_t sh_type_to_size[] = {
     [SH_type_l1_64_shadow]   = 1,
     [SH_type_fl1_64_shadow]  = 1,
     [SH_type_l2_64_shadow]   = 1,
-/*  [SH_type_l2h_64_shadow]  = 1,  PV32-only */
+#ifdef CONFIG_PV32
+    [SH_type_l2h_64_shadow]  = 1,
+#endif
     [SH_type_l3_64_shadow]   = 1,
     [SH_type_l4_64_shadow]   = 1,
     [SH_type_p2m_table]      = 1,