diff options
| author | Peter Zijlstra | 2023-05-19 12:21:11 +0200 |
|---|---|---|
| committer | Peter Zijlstra | 2023-06-05 21:11:09 +0200 |
| commit | e6a15fa9ea8372ad4db973191233f743ae1081d5 (patch) | |
| tree | 164eb72493c6e2f23b7cb2ef24aedbb97849988f /drivers/cpuidle | |
| parent | fb7d4948c4da2dbd26da4b7ec76bbd2f19ff862a (diff) | |
cpuidle: Use local_clock_noinstr()
With the introduction of local_clock_noinstr(), local_clock() itself
is no longer marked noinstr, use the correct function.
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Acked-by: Rafael J. Wysocki <rafael@kernel.org>
Tested-by: Michael Kelley <mikelley@microsoft.com> # Hyper-V
Link: https://lore.kernel.org/r/20230519102716.045980863@infradead.org
Diffstat (limited to 'drivers/cpuidle')
| -rw-r--r-- | drivers/cpuidle/cpuidle.c | 8 | ||||
| -rw-r--r-- | drivers/cpuidle/poll_state.c | 4 |
2 files changed, 6 insertions, 6 deletions
diff --git a/drivers/cpuidle/cpuidle.c b/drivers/cpuidle/cpuidle.c index 8e929f6602ce..737a026ef58a 100644 --- a/drivers/cpuidle/cpuidle.c +++ b/drivers/cpuidle/cpuidle.c @@ -145,7 +145,7 @@ static noinstr void enter_s2idle_proper(struct cpuidle_driver *drv, instrumentation_begin(); - time_start = ns_to_ktime(local_clock()); + time_start = ns_to_ktime(local_clock_noinstr()); tick_freeze(); /* @@ -169,7 +169,7 @@ static noinstr void enter_s2idle_proper(struct cpuidle_driver *drv, tick_unfreeze(); start_critical_timings(); - time_end = ns_to_ktime(local_clock()); + time_end = ns_to_ktime(local_clock_noinstr()); dev->states_usage[index].s2idle_time += ktime_us_delta(time_end, time_start); dev->states_usage[index].s2idle_usage++; @@ -243,7 +243,7 @@ noinstr int cpuidle_enter_state(struct cpuidle_device *dev, sched_idle_set_state(target_state); trace_cpu_idle(index, dev->cpu); - time_start = ns_to_ktime(local_clock()); + time_start = ns_to_ktime(local_clock_noinstr()); stop_critical_timings(); if (!(target_state->flags & CPUIDLE_FLAG_RCU_IDLE)) { @@ -276,7 +276,7 @@ noinstr int cpuidle_enter_state(struct cpuidle_device *dev, start_critical_timings(); sched_clock_idle_wakeup_event(); - time_end = ns_to_ktime(local_clock()); + time_end = ns_to_ktime(local_clock_noinstr()); trace_cpu_idle(PWR_EVENT_EXIT, dev->cpu); /* The cpu is no longer idle or about to enter idle. */ diff --git a/drivers/cpuidle/poll_state.c b/drivers/cpuidle/poll_state.c index bdcfeaecd228..9b6d90a72601 100644 --- a/drivers/cpuidle/poll_state.c +++ b/drivers/cpuidle/poll_state.c @@ -15,7 +15,7 @@ static int __cpuidle poll_idle(struct cpuidle_device *dev, { u64 time_start; - time_start = local_clock(); + time_start = local_clock_noinstr(); dev->poll_time_limit = false; @@ -32,7 +32,7 @@ static int __cpuidle poll_idle(struct cpuidle_device *dev, continue; loop_count = 0; - if (local_clock() - time_start > limit) { + if (local_clock_noinstr() - time_start > limit) { dev->poll_time_limit = true; break; } |