2023-07-17 18:27:29

by Paul E. McKenney

[permalink] [raw]
Subject: [PATCH rcu 5/9] torture: Move torture_onoff() timeouts to hrtimers

In order to gain better race coverage, move the CPU-hotplug-related
timed waits in torture_onoff() to torture_hrtimeout_jiffies().

Signed-off-by: Paul E. McKenney <[email protected]>
---
kernel/torture.c | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/kernel/torture.c b/kernel/torture.c
index 836fefa44373..fc873116a399 100644
--- a/kernel/torture.c
+++ b/kernel/torture.c
@@ -357,12 +357,12 @@ torture_onoff(void *arg)

if (onoff_holdoff > 0) {
VERBOSE_TOROUT_STRING("torture_onoff begin holdoff");
- schedule_timeout_interruptible(onoff_holdoff);
+ torture_hrtimeout_jiffies(onoff_holdoff, &rand);
VERBOSE_TOROUT_STRING("torture_onoff end holdoff");
}
while (!torture_must_stop()) {
if (disable_onoff_at_boot && !rcu_inkernel_boot_has_ended()) {
- schedule_timeout_interruptible(HZ / 10);
+ torture_hrtimeout_jiffies(HZ / 10, &rand);
continue;
}
cpu = (torture_random(&rand) >> 4) % (maxcpu + 1);
@@ -372,7 +372,7 @@ torture_onoff(void *arg)
torture_online(cpu,
&n_online_attempts, &n_online_successes,
&sum_online, &min_online, &max_online);
- schedule_timeout_interruptible(onoff_interval);
+ torture_hrtimeout_jiffies(onoff_interval, &rand);
}

stop:
--
2.40.1