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[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] [Xen-devel] [PATCHv5] 25/28] build: convert HAS_MEM_SHARING use to Kconfig
Use the Kconfig generated CONFIG_HAS_MEM_SHARING defines in the code base.
CC: Keir Fraser <keir@xxxxxxx>
CC: Jan Beulich <jbeulich@xxxxxxxx>
CC: Andrew Cooper <andrew.cooper3@xxxxxxxxxx>
CC: Razvan Cojocaru <rcojocaru@xxxxxxxxxxxxxxx>
CC: Tamas K Lengyel <tamas@xxxxxxxxxxxxx>
CC: Daniel De Graaf <dgdegra@xxxxxxxxxxxxx>
Signed-off-by: Doug Goldstein <cardoe@xxxxxxxxxx>
Acked-by: Razvan Cojocaru <rcojocaru@xxxxxxxxxxxxxxx>
Acked-by: Daniel De Graaf <dgdegra@xxxxxxxxxxxxx>
---
config/x86_32.mk | 1 -
config/x86_64.mk | 1 -
xen/Rules.mk | 1 -
xen/arch/x86/Kconfig | 1 +
xen/common/Kconfig | 4 ++++
xen/common/memory.c | 2 +-
xen/common/vm_event.c | 6 +++---
xen/include/xsm/dummy.h | 2 +-
xen/include/xsm/xsm.h | 4 ++--
xen/xsm/dummy.c | 2 +-
xen/xsm/flask/hooks.c | 4 ++--
11 files changed, 15 insertions(+), 13 deletions(-)
diff --git a/config/x86_32.mk b/config/x86_32.mk
index cf3d27f..29a18ea 100644
--- a/config/x86_32.mk
+++ b/config/x86_32.mk
@@ -6,7 +6,6 @@ CONFIG_MIGRATE := y
CONFIG_XCUTILS := y
HAS_MEM_ACCESS := y
-HAS_MEM_SHARING := y
CFLAGS += -m32 -march=i686
diff --git a/config/x86_64.mk b/config/x86_64.mk
index 4880681..ac13bad 100644
--- a/config/x86_64.mk
+++ b/config/x86_64.mk
@@ -7,7 +7,6 @@ CONFIG_MIGRATE := y
CONFIG_XCUTILS := y
HAS_MEM_ACCESS := y
-HAS_MEM_SHARING := y
CONFIG_XEN_INSTALL_SUFFIX := .gz
diff --git a/xen/Rules.mk b/xen/Rules.mk
index 3b8fd66..1999ff5 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-$(HAS_MEM_SHARING) += -DHAS_MEM_SHARING
CFLAGS-$(frame_pointer) += -fno-omit-frame-pointer -DCONFIG_FRAME_POINTER
ifneq ($(max_phys_cpus),)
diff --git a/xen/arch/x86/Kconfig b/xen/arch/x86/Kconfig
index 34be03f..3842018 100644
--- a/xen/arch/x86/Kconfig
+++ b/xen/arch/x86/Kconfig
@@ -17,6 +17,7 @@ config X86
select HAS_KEXEC
select HAS_MEM_ACCESS
select HAS_MEM_PAGING
+ select HAS_MEM_SHARING
config ARCH_DEFCONFIG
string
diff --git a/xen/common/Kconfig b/xen/common/Kconfig
index f6cfb9e..58858d2 100644
--- a/xen/common/Kconfig
+++ b/xen/common/Kconfig
@@ -13,6 +13,10 @@ config HAS_MEM_ACCESS
config HAS_MEM_PAGING
bool
+# Select HAS_MEM_SHARING if mem sharing is supported
+config HAS_MEM_SHARING
+ bool
+
# Select HAS_PDX if PDX is supported
config HAS_PDX
bool
diff --git a/xen/common/memory.c b/xen/common/memory.c
index 5180fa8..4de6d49 100644
--- a/xen/common/memory.c
+++ b/xen/common/memory.c
@@ -1291,7 +1291,7 @@ int prepare_ring_for_helper(
return -ENOENT;
}
#endif
-#ifdef HAS_MEM_SHARING
+#ifdef CONFIG_HAS_MEM_SHARING
if ( p2m_is_shared(p2mt) )
{
if ( page )
diff --git a/xen/common/vm_event.c b/xen/common/vm_event.c
index 2e59e41..28a7add 100644
--- a/xen/common/vm_event.c
+++ b/xen/common/vm_event.c
@@ -518,7 +518,7 @@ static void monitor_notification(struct vcpu *v, unsigned
int port)
vm_event_resume(v->domain, &v->domain->vm_event->monitor);
}
-#ifdef HAS_MEM_SHARING
+#ifdef CONFIG_HAS_MEM_SHARING
/* Registered with Xen-bound event channel for incoming notifications. */
static void mem_sharing_notification(struct vcpu *v, unsigned int port)
{
@@ -549,7 +549,7 @@ void vm_event_cleanup(struct domain *d)
destroy_waitqueue_head(&d->vm_event->monitor.wq);
(void)vm_event_disable(d, &d->vm_event->monitor);
}
-#ifdef HAS_MEM_SHARING
+#ifdef CONFIG_HAS_MEM_SHARING
if ( d->vm_event->share.ring_page )
{
destroy_waitqueue_head(&d->vm_event->share.wq);
@@ -682,7 +682,7 @@ int vm_event_domctl(struct domain *d,
xen_domctl_vm_event_op_t *vec,
}
break;
-#ifdef HAS_MEM_SHARING
+#ifdef CONFIG_HAS_MEM_SHARING
case XEN_DOMCTL_VM_EVENT_OP_SHARING:
{
struct vm_event_domain *ved = &d->vm_event->share;
diff --git a/xen/include/xsm/dummy.h b/xen/include/xsm/dummy.h
index dd7618f..d6051a4 100644
--- a/xen/include/xsm/dummy.h
+++ b/xen/include/xsm/dummy.h
@@ -576,7 +576,7 @@ static XSM_INLINE int xsm_mem_paging(XSM_DEFAULT_ARG struct
domain *d)
}
#endif
-#ifdef HAS_MEM_SHARING
+#ifdef CONFIG_HAS_MEM_SHARING
static XSM_INLINE int xsm_mem_sharing(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 b23ecda..0a4c34f 100644
--- a/xen/include/xsm/xsm.h
+++ b/xen/include/xsm/xsm.h
@@ -160,7 +160,7 @@ struct xsm_operations {
int (*mem_paging) (struct domain *d);
#endif
-#ifdef HAS_MEM_SHARING
+#ifdef CONFIG_HAS_MEM_SHARING
int (*mem_sharing) (struct domain *d);
#endif
@@ -617,7 +617,7 @@ static inline int xsm_mem_paging (xsm_default_t def, struct
domain *d)
}
#endif
-#ifdef HAS_MEM_SHARING
+#ifdef CONFIG_HAS_MEM_SHARING
static inline int xsm_mem_sharing (xsm_default_t def, struct domain *d)
{
return xsm_ops->mem_sharing(d);
diff --git a/xen/xsm/dummy.c b/xen/xsm/dummy.c
index 2f50be9..d7ed323 100644
--- a/xen/xsm/dummy.c
+++ b/xen/xsm/dummy.c
@@ -137,7 +137,7 @@ void xsm_fixup_ops (struct xsm_operations *ops)
set_to_dummy_if_null(ops, mem_paging);
#endif
-#ifdef HAS_MEM_SHARING
+#ifdef CONFIG_HAS_MEM_SHARING
set_to_dummy_if_null(ops, mem_sharing);
#endif
diff --git a/xen/xsm/flask/hooks.c b/xen/xsm/flask/hooks.c
index 582eb85..7ba6528 100644
--- a/xen/xsm/flask/hooks.c
+++ b/xen/xsm/flask/hooks.c
@@ -1206,7 +1206,7 @@ static int flask_mem_paging(struct domain *d)
}
#endif
-#ifdef HAS_MEM_SHARING
+#ifdef CONFIG_HAS_MEM_SHARING
static int flask_mem_sharing(struct domain *d)
{
return current_has_perm(d, SECCLASS_DOMAIN2, DOMAIN2__MEM_SHARING);
@@ -1713,7 +1713,7 @@ static struct xsm_operations flask_ops = {
.mem_paging = flask_mem_paging,
#endif
-#ifdef HAS_MEM_SHARING
+#ifdef CONFIG_HAS_MEM_SHARING
.mem_sharing = flask_mem_sharing,
#endif
--
2.4.10
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