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Subject[PATCH v2 15/21] x86/xen: put setup.c, pmu.c and apic.c under CONFIG_XEN_PV
Date
xen_pmu_init/finish() functions are used in suspend.c and
enlighten.c, add stubs for now.

Reviewed-by: Juergen Gross <jgross@suse.com>
Signed-off-by: Vitaly Kuznetsov <vkuznets@redhat.com>
---
arch/x86/xen/Kconfig | 2 +-
arch/x86/xen/Makefile | 6 +++---
arch/x86/xen/pmu.h | 5 +++++
3 files changed, 9 insertions(+), 4 deletions(-)

diff --git a/arch/x86/xen/Kconfig b/arch/x86/xen/Kconfig
index dae8dc6..04284d9 100644
--- a/arch/x86/xen/Kconfig
+++ b/arch/x86/xen/Kconfig
@@ -6,7 +6,6 @@ config XEN
bool "Xen guest support"
depends on PARAVIRT
select PARAVIRT_CLOCK
- select XEN_HAVE_VPMU
depends on X86_64 || (X86_32 && X86_PAE)
depends on X86_LOCAL_APIC && X86_TSC
help
@@ -18,6 +17,7 @@ config XEN_PV
bool "Xen PV guest support"
default y
depends on XEN
+ select XEN_HAVE_VPMU
help
Support running as a Xen PV guest.

diff --git a/arch/x86/xen/Makefile b/arch/x86/xen/Makefile
index cf8d6c5..f610651 100644
--- a/arch/x86/xen/Makefile
+++ b/arch/x86/xen/Makefile
@@ -10,13 +10,13 @@ nostackp := $(call cc-option, -fno-stack-protector)
CFLAGS_enlighten_pv.o := $(nostackp)
CFLAGS_mmu_pv.o := $(nostackp)

-obj-y := enlighten.o setup.o multicalls.o mmu.o irq.o \
+obj-y := enlighten.o multicalls.o mmu.o irq.o \
time.o xen-asm.o xen-asm_$(BITS).o \
grant-table.o suspend.o platform-pci-unplug.o \
- p2m.o apic.o pmu.o enlighten_pv.o mmu_pv.o
+ p2m.o enlighten_pv.o mmu_pv.o

obj-$(CONFIG_XEN_PVHVM) += enlighten_hvm.o mmu_hvm.o suspend_hvm.o
-obj-$(CONFIG_XEN_PV) += suspend_pv.o
+obj-$(CONFIG_XEN_PV) += setup.o apic.o pmu.o suspend_pv.o
obj-$(CONFIG_XEN_PVH) += enlighten_pvh.o

obj-$(CONFIG_EVENT_TRACING) += trace.o
diff --git a/arch/x86/xen/pmu.h b/arch/x86/xen/pmu.h
index af5f0ad..4be5355 100644
--- a/arch/x86/xen/pmu.h
+++ b/arch/x86/xen/pmu.h
@@ -4,8 +4,13 @@
#include <xen/interface/xenpmu.h>

irqreturn_t xen_pmu_irq_handler(int irq, void *dev_id);
+#ifdef CONFIG_XEN_HAVE_VPMU
void xen_pmu_init(int cpu);
void xen_pmu_finish(int cpu);
+#else
+static inline void xen_pmu_init(int cpu) {}
+static inline void xen_pmu_finish(int cpu) {}
+#endif
bool is_xen_pmu(int cpu);
bool pmu_msr_read(unsigned int msr, uint64_t *val, int *err);
bool pmu_msr_write(unsigned int msr, uint32_t low, uint32_t high, int *err);
--
2.9.3
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