kvmclock: export kvmclock clocksource and data pointers

To be used by KVM PTP driver.

Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>

diff --git a/arch/x86/include/asm/kvmclock.h b/arch/x86/include/asm/kvmclock.h
new file mode 100644 (file)
index 0000000..f260bef
--- /dev/null
+++ b/arch/x86/include/asm/kvmclock.h
@@ -0,0 +1,6 @@
+#ifndef _ASM_X86_KVM_CLOCK_H
+#define _ASM_X86_KVM_CLOCK_H
+
+extern struct clocksource kvm_clock;
+
+#endif /* _ASM_X86_KVM_CLOCK_H */

diff --git a/arch/x86/kernel/kvmclock.c b/arch/x86/kernel/kvmclock.c
index 2a5cafd..995fa26 100644 (file)
--- a/arch/x86/kernel/kvmclock.c
+++ b/arch/x86/kernel/kvmclock.c
@@ -28,6 +28,7 @@
 
 #include <asm/x86_init.h>
 #include <asm/reboot.h>
+#include <asm/kvmclock.h>
 
 static int kvmclock __ro_after_init = 1;
 static int msr_kvm_system_time = MSR_KVM_SYSTEM_TIME;
@@ -49,6 +50,7 @@ struct pvclock_vsyscall_time_info *pvclock_pvti_cpu0_va(void)
 {
        return hv_clock;
 }
+EXPORT_SYMBOL_GPL(pvclock_pvti_cpu0_va);
 
 /*
  * The wallclock is the time of day when we booted. Since then, some time may
@@ -174,13 +176,14 @@ bool kvm_check_and_clear_guest_paused(void)
        return ret;
 }
 
-static struct clocksource kvm_clock = {
+struct clocksource kvm_clock = {
        .name = "kvm-clock",
        .read = kvm_clock_get_cycles,
        .rating = 400,
        .mask = CLOCKSOURCE_MASK(64),
        .flags = CLOCK_SOURCE_IS_CONTINUOUS,
 };
+EXPORT_SYMBOL_GPL(kvm_clock);
 
 int kvm_register_clock(char *txt)
 {