[PATCH v2 3/7] x86/mce: bring hypercall subop compat checking in sync again

[Jan Beulich <jbeulich@xxxxxxxx>]

Use a typedef in struct xen_mc also for the two subops "manually"
translated in the handler, just for consistency. No functional
change.

Signed-off-by: Jan Beulich <jbeulich@xxxxxxxx>

--- a/xen/arch/x86/cpu/mcheck/mce.c
+++ b/xen/arch/x86/cpu/mcheck/mce.c
@@ -1307,16 +1307,16 @@ CHECK_mcinfo_common;
 
 CHECK_FIELD_(struct, mc_fetch, flags);
 CHECK_FIELD_(struct, mc_fetch, fetch_id);
-# define CHECK_compat_mc_fetch       struct mc_fetch
+# define CHECK_mc_fetch              struct mc_fetch
 
 CHECK_FIELD_(struct, mc_physcpuinfo, ncpus);
-# define CHECK_compat_mc_physcpuinfo struct mc_physcpuinfo
+# define CHECK_mc_physcpuinfo        struct mc_physcpuinfo
 
 # define xen_ctl_bitmap              xenctl_bitmap
 
 CHECK_mc;
-# undef CHECK_compat_mc_fetch
-# undef CHECK_compat_mc_physcpuinfo
+# undef CHECK_mc_fetch
+# undef CHECK_mc_physcpuinfo
 # undef xen_ctl_bitmap
 
 # define xen_mc_info                 mc_info
--- a/xen/include/public/arch-x86/xen-mca.h
+++ b/xen/include/public/arch-x86/xen-mca.h
@@ -391,6 +391,7 @@ struct xen_mc_physcpuinfo {
     /* OUT */
     XEN_GUEST_HANDLE(xen_mc_logical_cpu_t) info;
 };
+typedef struct xen_mc_physcpuinfo xen_mc_physcpuinfo_t;
 
 #define XEN_MC_msrinject    4
 #define MC_MSRINJ_MAXMSRS       8
@@ -436,9 +437,9 @@ struct xen_mc {
     uint32_t cmd;
     uint32_t interface_version; /* XEN_MCA_INTERFACE_VERSION */
     union {
-        struct xen_mc_fetch        mc_fetch;
+        xen_mc_fetch_t             mc_fetch;
         xen_mc_notifydomain_t      mc_notifydomain;
-        struct xen_mc_physcpuinfo  mc_physcpuinfo;
+        xen_mc_physcpuinfo_t       mc_physcpuinfo;
         xen_mc_msrinject_t         mc_msrinject;
         xen_mc_mceinject_t         mc_mceinject;
 #if defined(__XEN__) || defined(__XEN_TOOLS__)