The following commit has been merged into the timers/core branch of tip:
Commit-ID: ff10ee97cb203262e88d9c8bc87369cbd4004a0c
Gitweb: https://git.kernel.org/tip/ff10ee97cb203262e88d9c8bc87369cbd4004a0c
Author: Claudiu Beznea <claudiu.beznea@xxxxxxxxxxxxx>
AuthorDate: Fri, 04 Mar 2022 15:35:57 +02:00
Committer: Daniel Lezcano <daniel.lezcano@xxxxxxxxxx>
CommitterDate: Mon, 07 Mar 2022 18:27:28 +01:00
clocksource/drivers/timer-microchip-pit64b: Use notrace
Use notrace for mchp_pit64b_sched_read_clk() to avoid recursive call of
prepare_ftrace_return() when issuing:
echo function_graph > /sys/kernel/debug/tracing/current_tracer
Fixes: 625022a5f160 ("clocksource/drivers/timer-microchip-pit64b: Add Microchip PIT64B support")
Signed-off-by: Claudiu Beznea <claudiu.beznea@xxxxxxxxxxxxx>
Link: https://lore.kernel.org/r/20220304133601.2404086-3-claudiu.beznea@xxxxxxxxxxxxx
Signed-off-by: Daniel Lezcano <daniel.lezcano@xxxxxxxxxx>
---
drivers/clocksource/timer-microchip-pit64b.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/clocksource/timer-microchip-pit64b.c b/drivers/clocksource/timer-microchip-pit64b.c
index cfa4ec7..790d2c9 100644
--- a/drivers/clocksource/timer-microchip-pit64b.c
+++ b/drivers/clocksource/timer-microchip-pit64b.c
@@ -165,7 +165,7 @@ static u64 mchp_pit64b_clksrc_read(struct clocksource *cs)
return mchp_pit64b_cnt_read(mchp_pit64b_cs_base);
}
-static u64 mchp_pit64b_sched_read_clk(void)
+static u64 notrace mchp_pit64b_sched_read_clk(void)
{
return mchp_pit64b_cnt_read(mchp_pit64b_cs_base);
}
|