[PATCH -next] powerpc: kernel/time.c - cleanup warnings

From: He Ying
Date: Wed Mar 17 2021 - 06:35:54 EST


We found these warnings in arch/powerpc/kernel/time.c as follows:
warning: symbol 'decrementer_max' was not declared. Should it be static?
warning: symbol 'rtc_lock' was not declared. Should it be static?
warning: symbol 'dtl_consumer' was not declared. Should it be static?

Declare 'decrementer_max' in arch/powerpc/include/asm/time.h. And include
proper header in which 'rtc_lock' is declared. Move 'dtl_consumer'
definition behind "include <asm/dtl.h>" because 'dtl_consumer' is declared
there.

Reported-by: Hulk Robot <hulkci@xxxxxxxxxx>
Signed-off-by: He Ying <heying24@xxxxxxxxxx>
---
arch/powerpc/include/asm/time.h | 1 +
arch/powerpc/kernel/time.c | 7 +++----
2 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/arch/powerpc/include/asm/time.h b/arch/powerpc/include/asm/time.h
index 8dd3cdb25338..2cd2b50bedda 100644
--- a/arch/powerpc/include/asm/time.h
+++ b/arch/powerpc/include/asm/time.h
@@ -22,6 +22,7 @@ extern unsigned long tb_ticks_per_jiffy;
extern unsigned long tb_ticks_per_usec;
extern unsigned long tb_ticks_per_sec;
extern struct clock_event_device decrementer_clockevent;
+extern u64 decrementer_max;


extern void generic_calibrate_decr(void);
diff --git a/arch/powerpc/kernel/time.c b/arch/powerpc/kernel/time.c
index b67d93a609a2..409967713ca6 100644
--- a/arch/powerpc/kernel/time.c
+++ b/arch/powerpc/kernel/time.c
@@ -55,6 +55,7 @@
#include <linux/sched/cputime.h>
#include <linux/sched/clock.h>
#include <linux/processor.h>
+#include <linux/mc146818rtc.h>
#include <asm/trace.h>

#include <asm/interrupt.h>
@@ -150,10 +151,6 @@ bool tb_invalid;
u64 __cputime_usec_factor;
EXPORT_SYMBOL(__cputime_usec_factor);

-#ifdef CONFIG_PPC_SPLPAR
-void (*dtl_consumer)(struct dtl_entry *, u64);
-#endif
-
static void calc_cputime_factors(void)
{
struct div_result res;
@@ -179,6 +176,8 @@ static inline unsigned long read_spurr(unsigned long tb)

#include <asm/dtl.h>

+void (*dtl_consumer)(struct dtl_entry *, u64);
+
/*
* Scan the dispatch trace log and count up the stolen time.
* Should be called with interrupts disabled.
--
2.17.1