The symbol is not used outside of the file, so mark it static.
Fixes the following warning:
arch/x86/kernel/tsc.c:53:20: warning:
symbol 'art_related_clocksource' was not declared. Should it be static?
Signed-off-by: Chen Lifu <chenlifu@xxxxxxxxxx>
---
arch/x86/kernel/tsc.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/arch/x86/kernel/tsc.c b/arch/x86/kernel/tsc.c
index cafacb2e58cc..a78e73da4a74 100644
--- a/arch/x86/kernel/tsc.c
+++ b/arch/x86/kernel/tsc.c
@@ -49,11 +49,11 @@ static DEFINE_STATIC_KEY_FALSE(__use_tsc);
int tsc_clocksource_reliable;
static u32 art_to_tsc_numerator;
static u32 art_to_tsc_denominator;
static u64 art_to_tsc_offset;
-struct clocksource *art_related_clocksource;
+static struct clocksource *art_related_clocksource;
struct cyc2ns {
struct cyc2ns_data data[2]; /* 0 + 2*16 = 32 */
seqcount_latch_t seq; /* 32 + 4 = 36 */