3 files changed, 10 insertions, 7 deletions
diff --git a/arch/s390/include/asm/timex.h b/arch/s390/include/asm/timex.h
index 24aa1cda20ad..68d9fea34b4b 100644
--- a/arch/s390/include/asm/timex.h
+++ b/arch/s390/include/asm/timex.h
@@ -88,6 +88,14 @@ int get_sync_clock(unsigned long long *clock);
 void init_cpu_timer(void);
 unsigned long long monotonic_clock(void);
 
+void tod_to_timeval(__u64, struct timespec *);
+
+static inline
+void stck_to_timespec(unsigned long long stck, struct timespec *ts)
+{
+	tod_to_timeval(stck - TOD_UNIX_EPOCH, ts);
+}
+
 extern u64 sched_clock_base_cc;
 
 /**
diff --git a/arch/s390/kernel/debug.c b/arch/s390/kernel/debug.c
index be8bceaf37d9..4c512561687d 100644
--- a/arch/s390/kernel/debug.c
+++ b/arch/s390/kernel/debug.c
@@ -63,8 +63,6 @@ typedef struct
 } debug_sprintf_entry_t;
 
 
-extern void tod_to_timeval(uint64_t todval, struct timespec *xtime);
-
 /* internal function prototyes */
 
 static int debug_init(void);
@@ -1450,17 +1448,13 @@ debug_dflt_header_fn(debug_info_t * id, struct debug_view *view,
 			 int area, debug_entry_t * entry, char *out_buf)
 {
 	struct timespec time_spec;
-	unsigned long long time;
 	char *except_str;
 	unsigned long caller;
 	int rc = 0;
 	unsigned int level;
 
 	level = entry->id.fields.level;
-	time = entry->id.stck;
-	/* adjust todclock to 1970 */
-	time -= 0x8126d60e46000000LL - (0x3c26700LL * 1000000 * 4096);
-	tod_to_timeval(time, &time_spec);
+	stck_to_timespec(entry->id.stck, &time_spec);
 
 	if (entry->id.fields.exception)
 		except_str = "*";
diff --git a/arch/s390/kernel/time.c b/arch/s390/kernel/time.c
index 54e327e9af04..e3dc28b8075d 100644
--- a/arch/s390/kernel/time.c
+++ b/arch/s390/kernel/time.c
@@ -91,6 +91,7 @@ void tod_to_timeval(__u64 todval, struct timespec *xtime)
 	todval -= (sec * 1000000) << 12;
 	xtime->tv_nsec = ((todval * 1000) >> 12);
 }
+EXPORT_SYMBOL(tod_to_timeval);
 
 void clock_comparator_work(void)
 {