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[Xen-devel] [RFC 24/29] build: convert HAS_MEM_ACCESS use to Kconfig

Use the Kconfig generated CONFIG_HAS_MEM_ACCESS defines in the code base.

Signed-off-by: Doug Goldstein <cardoe@xxxxxxxxxx>
---
 xen/Rules.mk                 | 1 -
 xen/arch/arm/Kconfig         | 1 +
 xen/arch/x86/Kconfig         | 1 +
 xen/common/Kconfig           | 4 ++++
 xen/common/Makefile          | 2 +-
 xen/common/domctl.c          | 2 +-
 xen/common/vm_event.c        | 2 +-
 xen/include/xen/mem_access.h | 4 ++--
 xen/include/xsm/dummy.h      | 2 +-
 xen/include/xsm/xsm.h        | 4 ++--
 xen/xsm/dummy.c              | 2 +-
 xen/xsm/flask/hooks.c        | 4 ++--
 12 files changed, 17 insertions(+), 12 deletions(-)

diff --git a/xen/Rules.mk b/xen/Rules.mk
index 82a4d0a..4559d9c 100644
--- a/xen/Rules.mk
+++ b/xen/Rules.mk
@@ -56,7 +56,6 @@ CFLAGS-$(crash_debug)   += -DCRASH_DEBUG
 CFLAGS-$(perfc)         += -DPERF_COUNTERS
 CFLAGS-$(perfc_arrays)  += -DPERF_ARRAYS
 CFLAGS-$(lock_profile)  += -DLOCK_PROFILE
-CFLAGS-$(HAS_MEM_ACCESS)  += -DHAS_MEM_ACCESS
 CFLAGS-$(HAS_MEM_PAGING)  += -DHAS_MEM_PAGING
 CFLAGS-$(HAS_MEM_SHARING) += -DHAS_MEM_SHARING
 CFLAGS-$(frame_pointer) += -fno-omit-frame-pointer -DCONFIG_FRAME_POINTER
diff --git a/xen/arch/arm/Kconfig b/xen/arch/arm/Kconfig
index 112bee1..f100f17 100644
--- a/xen/arch/arm/Kconfig
+++ b/xen/arch/arm/Kconfig
@@ -21,6 +21,7 @@ config ARM
        select HAS_ARM_HDLCD
        select HAS_PASSTHROUGH
        select HAS_PDX
+       select HAS_MEM_ACCESS
 
 config ARCH_DEFCONFIG
        string
diff --git a/xen/arch/x86/Kconfig b/xen/arch/x86/Kconfig
index 7be9c4e..0125ce9 100644
--- a/xen/arch/x86/Kconfig
+++ b/xen/arch/x86/Kconfig
@@ -28,6 +28,7 @@ config X86
        select HAS_GDBSX
        select HAS_PDX
        select HAS_KEXEC
+       select HAS_MEM_ACCESS
 
 config ARCH_DEFCONFIG
        string
diff --git a/xen/common/Kconfig b/xen/common/Kconfig
index 6987e84..bdb95f0 100644
--- a/xen/common/Kconfig
+++ b/xen/common/Kconfig
@@ -5,6 +5,10 @@ menu "Common Features"
 config HAS_DEVICE_TREE
        bool
 
+# Select HAS_MEM_ACCESS if mem access is supported
+config HAS_MEM_ACCESS
+       bool
+
 # Select HAS_PDX if PDX is supported
 config HAS_PDX
        bool
diff --git a/xen/common/Makefile b/xen/common/Makefile
index 9645113..d599d66 100644
--- a/xen/common/Makefile
+++ b/xen/common/Makefile
@@ -18,7 +18,7 @@ obj-$(CONFIG_KEXEC) += kexec.o
 obj-$(CONFIG_KEXEC) += kimage.o
 obj-y += lib.o
 obj-y += lzo.o
-obj-$(HAS_MEM_ACCESS) += mem_access.o
+obj-$(CONFIG_HAS_MEM_ACCESS) += mem_access.o
 obj-y += memory.o
 obj-y += multicall.o
 obj-y += notifier.o
diff --git a/xen/common/domctl.c b/xen/common/domctl.c
index 46b967e..1fab587 100644
--- a/xen/common/domctl.c
+++ b/xen/common/domctl.c
@@ -1130,7 +1130,7 @@ long do_domctl(XEN_GUEST_HANDLE_PARAM(xen_domctl_t) 
u_domctl)
         d->disable_migrate = op->u.disable_migrate.disable;
         break;
 
-#ifdef HAS_MEM_ACCESS
+#ifdef CONFIG_HAS_MEM_ACCESS
     case XEN_DOMCTL_set_access_required:
         if ( unlikely(current->domain == d) )
             ret = -EPERM;
diff --git a/xen/common/vm_event.c b/xen/common/vm_event.c
index e1f9580..0fe93dc 100644
--- a/xen/common/vm_event.c
+++ b/xen/common/vm_event.c
@@ -397,7 +397,7 @@ void vm_event_resume(struct domain *d, struct 
vm_event_domain *ved)
             vm_event_register_write_resume(v, &rsp);
             break;
 
-#ifdef HAS_MEM_ACCESS
+#ifdef CONFIG_HAS_MEM_ACCESS
         case VM_EVENT_REASON_MEM_ACCESS:
             mem_access_resume(v, &rsp);
             break;
diff --git a/xen/include/xen/mem_access.h b/xen/include/xen/mem_access.h
index 111f1fe..90efe01 100644
--- a/xen/include/xen/mem_access.h
+++ b/xen/include/xen/mem_access.h
@@ -25,7 +25,7 @@
 #include <public/memory.h>
 #include <asm/p2m.h>
 
-#ifdef HAS_MEM_ACCESS
+#ifdef CONFIG_HAS_MEM_ACCESS
 
 int mem_access_memop(unsigned long cmd,
                      XEN_GUEST_HANDLE_PARAM(xen_mem_access_op_t) arg);
@@ -58,7 +58,7 @@ void mem_access_resume(struct vcpu *vcpu, vm_event_response_t 
*rsp)
     /* Nothing to do. */
 }
 
-#endif /* HAS_MEM_ACCESS */
+#endif /* CONFIG_HAS_MEM_ACCESS */
 
 #endif /* _XEN_ASM_MEM_ACCESS_H */
 
diff --git a/xen/include/xsm/dummy.h b/xen/include/xsm/dummy.h
index 42e696a..7a9006b 100644
--- a/xen/include/xsm/dummy.h
+++ b/xen/include/xsm/dummy.h
@@ -560,7 +560,7 @@ static XSM_INLINE int xsm_vm_event_control(XSM_DEFAULT_ARG 
struct domain *d, int
     return xsm_default_action(action, current->domain, d);
 }
 
-#ifdef HAS_MEM_ACCESS
+#ifdef CONFIG_HAS_MEM_ACCESS
 static XSM_INLINE int xsm_mem_access(XSM_DEFAULT_ARG struct domain *d)
 {
     XSM_ASSERT_ACTION(XSM_DM_PRIV);
diff --git a/xen/include/xsm/xsm.h b/xen/include/xsm/xsm.h
index c843a41..a550ae2 100644
--- a/xen/include/xsm/xsm.h
+++ b/xen/include/xsm/xsm.h
@@ -152,7 +152,7 @@ struct xsm_operations {
 
     int (*vm_event_control) (struct domain *d, int mode, int op);
 
-#ifdef HAS_MEM_ACCESS
+#ifdef CONFIG_HAS_MEM_ACCESS
     int (*mem_access) (struct domain *d);
 #endif
 
@@ -603,7 +603,7 @@ static inline int xsm_vm_event_control (xsm_default_t def, 
struct domain *d, int
     return xsm_ops->vm_event_control(d, mode, op);
 }
 
-#ifdef HAS_MEM_ACCESS
+#ifdef CONFIG_HAS_MEM_ACCESS
 static inline int xsm_mem_access (xsm_default_t def, struct domain *d)
 {
     return xsm_ops->mem_access(d);
diff --git a/xen/xsm/dummy.c b/xen/xsm/dummy.c
index e8741a4..19fb8f7 100644
--- a/xen/xsm/dummy.c
+++ b/xen/xsm/dummy.c
@@ -129,7 +129,7 @@ void xsm_fixup_ops (struct xsm_operations *ops)
 
     set_to_dummy_if_null(ops, vm_event_control);
 
-#ifdef HAS_MEM_ACCESS
+#ifdef CONFIG_HAS_MEM_ACCESS
     set_to_dummy_if_null(ops, mem_access);
 #endif
 
diff --git a/xen/xsm/flask/hooks.c b/xen/xsm/flask/hooks.c
index db01875..82cc79b 100644
--- a/xen/xsm/flask/hooks.c
+++ b/xen/xsm/flask/hooks.c
@@ -1192,7 +1192,7 @@ static int flask_vm_event_control(struct domain *d, int 
mode, int op)
     return current_has_perm(d, SECCLASS_DOMAIN2, DOMAIN2__VM_EVENT);
 }
 
-#ifdef HAS_MEM_ACCESS
+#ifdef CONFIG_HAS_MEM_ACCESS
 static int flask_mem_access(struct domain *d)
 {
     return current_has_perm(d, SECCLASS_DOMAIN2, DOMAIN2__MEM_ACCESS);
@@ -1705,7 +1705,7 @@ static struct xsm_operations flask_ops = {
 
     .vm_event_control = flask_vm_event_control,
 
-#ifdef HAS_MEM_ACCESS
+#ifdef CONFIG_HAS_MEM_ACCESS
     .mem_access = flask_mem_access,
 #endif
 
-- 
2.4.9


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