[Xen-devel] [RFC 06/14] xen/xsm: xsm_do_mca is x86 specific

[Julien Grall <julien.grall@xxxxxxxxxx>]

xsm_do_mca is only used by x86. Only define the function for x86 to
avoid usage on ARM.

Signed-off-by: Julien Grall <julien.grall@xxxxxxxxxx>
Cc: Daniel De Graaf <dgdegra@xxxxxxxxxxxxx>
---
 xen/include/xsm/dummy.h |   12 ++++++------
 xen/include/xsm/xsm.h   |   12 ++++++------
 xen/xsm/dummy.c         |    2 +-
 xen/xsm/flask/hooks.c   |   12 ++++++------
 4 files changed, 19 insertions(+), 19 deletions(-)

diff --git a/xen/include/xsm/dummy.h b/xen/include/xsm/dummy.h
index 76f9280..e722155 100644
--- a/xen/include/xsm/dummy.h
+++ b/xen/include/xsm/dummy.h
@@ -140,12 +140,6 @@ static XSM_INLINE int xsm_readconsole(XSM_DEFAULT_ARG 
uint32_t clear)
     return xsm_default_action(action, current->domain, NULL);
 }
 
-static XSM_INLINE int xsm_do_mca(XSM_DEFAULT_VOID)
-{
-    XSM_ASSERT_ACTION(XSM_PRIV);
-    return xsm_default_action(action, current->domain, NULL);
-}
-
 static XSM_INLINE int xsm_alloc_security_domain(struct domain *d)
 {
     return 0;
@@ -496,6 +490,12 @@ static XSM_INLINE int xsm_hvm_param_nested(XSM_DEFAULT_ARG 
struct domain *d)
 }
 
 #ifdef CONFIG_X86
+static XSM_INLINE int xsm_do_mca(XSM_DEFAULT_VOID)
+{
+    XSM_ASSERT_ACTION(XSM_PRIV);
+    return xsm_default_action(action, current->domain, NULL);
+}
+
 static XSM_INLINE int xsm_shadow_control(XSM_DEFAULT_ARG struct domain *d, 
uint32_t op)
 {
     XSM_ASSERT_ACTION(XSM_HOOK);
diff --git a/xen/include/xsm/xsm.h b/xen/include/xsm/xsm.h
index 11218b6..15acb3b 100644
--- a/xen/include/xsm/xsm.h
+++ b/xen/include/xsm/xsm.h
@@ -61,7 +61,6 @@ struct xsm_operations {
     int (*domctl) (struct domain *d, int cmd);
     int (*sysctl) (int cmd);
     int (*readconsole) (uint32_t clear);
-    int (*do_mca) (void);
 
     int (*evtchn_unbound) (struct domain *d, struct evtchn *chn, domid_t id2);
     int (*evtchn_interdomain) (struct domain *d1, struct evtchn *chn1,
@@ -139,6 +138,7 @@ struct xsm_operations {
     int (*hvm_param_nested) (struct domain *d);
 
 #ifdef CONFIG_X86
+    int (*do_mca) (void);
     int (*shadow_control) (struct domain *d, uint32_t op);
     int (*hvm_set_pci_intx_level) (struct domain *d);
     int (*hvm_set_isa_irq_level) (struct domain *d);
@@ -223,11 +223,6 @@ static inline int xsm_readconsole (xsm_default_t def, 
uint32_t clear)
     return xsm_ops->readconsole(clear);
 }
 
-static inline int xsm_do_mca(xsm_default_t def)
-{
-    return xsm_ops->do_mca();
-}
-
 static inline int xsm_evtchn_unbound (xsm_default_t def, struct domain *d1, 
struct evtchn *chn,
                                                                     domid_t 
id2)
 {
@@ -524,6 +519,11 @@ static inline int xsm_hvm_param_nested (xsm_default_t def, 
struct domain *d)
 }
 
 #ifdef CONFIG_X86
+static inline int xsm_do_mca(xsm_default_t def)
+{
+    return xsm_ops->do_mca();
+}
+
 static inline int xsm_shadow_control (xsm_default_t def, struct domain *d, 
uint32_t op)
 {
     return xsm_ops->shadow_control(d, op);
diff --git a/xen/xsm/dummy.c b/xen/xsm/dummy.c
index 627edcc..b79e10f 100644
--- a/xen/xsm/dummy.c
+++ b/xen/xsm/dummy.c
@@ -38,7 +38,6 @@ void xsm_fixup_ops (struct xsm_operations *ops)
     set_to_dummy_if_null(ops, domctl);
     set_to_dummy_if_null(ops, sysctl);
     set_to_dummy_if_null(ops, readconsole);
-    set_to_dummy_if_null(ops, do_mca);
 
     set_to_dummy_if_null(ops, evtchn_unbound);
     set_to_dummy_if_null(ops, evtchn_interdomain);
@@ -115,6 +114,7 @@ void xsm_fixup_ops (struct xsm_operations *ops)
     set_to_dummy_if_null(ops, remove_from_physmap);
 
 #ifdef CONFIG_X86
+    set_to_dummy_if_null(ops, do_mca);
     set_to_dummy_if_null(ops, shadow_control);
     set_to_dummy_if_null(ops, hvm_set_pci_intx_level);
     set_to_dummy_if_null(ops, hvm_set_isa_irq_level);
diff --git a/xen/xsm/flask/hooks.c b/xen/xsm/flask/hooks.c
index 7329f31..65343f3 100644
--- a/xen/xsm/flask/hooks.c
+++ b/xen/xsm/flask/hooks.c
@@ -798,11 +798,6 @@ static int flask_readconsole(uint32_t clear)
     return domain_has_xen(current->domain, perms);
 }
 
-static int flask_do_mca(void)
-{
-    return domain_has_xen(current->domain, XEN__MCA_OP);
-}
-
 static inline u32 resource_to_perm(uint8_t access)
 {
     if ( access )
@@ -1169,6 +1164,11 @@ static int flask_deassign_device(struct domain *d, 
uint32_t machine_bdf)
 #endif /* HAS_PASSTHROUGH && HAS_PCI */
 
 #ifdef CONFIG_X86
+static int flask_do_mca(void)
+{
+    return domain_has_xen(current->domain, XEN__MCA_OP);
+}
+
 static int flask_shadow_control(struct domain *d, uint32_t op)
 {
     u32 perm;
@@ -1472,7 +1472,6 @@ static struct xsm_operations flask_ops = {
     .domctl = flask_domctl,
     .sysctl = flask_sysctl,
     .readconsole = flask_readconsole,
-    .do_mca = flask_do_mca,
 
     .evtchn_unbound = flask_evtchn_unbound,
     .evtchn_interdomain = flask_evtchn_interdomain,
@@ -1551,6 +1550,7 @@ static struct xsm_operations flask_ops = {
 #endif
 
 #ifdef CONFIG_X86
+    .do_mca = flask_do_mca,
     .shadow_control = flask_shadow_control,
     .hvm_set_pci_intx_level = flask_hvm_set_pci_intx_level,
     .hvm_set_isa_irq_level = flask_hvm_set_isa_irq_level,
-- 
1.7.10.4


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