Messages in this thread Patch in this message | | | From | Jisheng Zhang <> | Subject | [PATCH 2/7] clocksource: samsung_pwm_timer: fix ftrace | Date | Tue, 20 Oct 2015 16:02:35 +0800 |
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Currently samsung_pwm_timer can be used as a scheduler clock, we properly marked samsung_read_sched_clock() as notrace. But we then call another function samsung_clocksource_read() that _wasn't_ notrace.
This patch fix this by adding notrace attribute to the samsung_clocksource_read() function.
Signed-off-by: Jisheng Zhang <jszhang@marvell.com> --- drivers/clocksource/samsung_pwm_timer.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/clocksource/samsung_pwm_timer.c b/drivers/clocksource/samsung_pwm_timer.c index bc90e13..9502bc4 100644 --- a/drivers/clocksource/samsung_pwm_timer.c +++ b/drivers/clocksource/samsung_pwm_timer.c @@ -307,7 +307,7 @@ static void samsung_clocksource_resume(struct clocksource *cs) samsung_time_start(pwm.source_id, true); } -static cycle_t samsung_clocksource_read(struct clocksource *c) +static cycle_t notrace samsung_clocksource_read(struct clocksource *c) { return ~readl_relaxed(pwm.source_reg); } -- 2.6.1
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