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-rw-r--r--include/trace/events/timer_migration.h4
-rw-r--r--kernel/time/timer_migration.c24
-rw-r--r--kernel/time/timer_migration.h2
3 files changed, 15 insertions, 15 deletions
diff --git a/include/trace/events/timer_migration.h b/include/trace/events/timer_migration.h
index 47db5eaf2f9a..61171b13c687 100644
--- a/include/trace/events/timer_migration.h
+++ b/include/trace/events/timer_migration.h
@@ -173,14 +173,14 @@ DEFINE_EVENT(tmigr_cpugroup, tmigr_cpu_active,
TP_ARGS(tmc)
);
-DEFINE_EVENT(tmigr_cpugroup, tmigr_cpu_online,
+DEFINE_EVENT(tmigr_cpugroup, tmigr_cpu_available,
TP_PROTO(struct tmigr_cpu *tmc),
TP_ARGS(tmc)
);
-DEFINE_EVENT(tmigr_cpugroup, tmigr_cpu_offline,
+DEFINE_EVENT(tmigr_cpugroup, tmigr_cpu_unavailable,
TP_PROTO(struct tmigr_cpu *tmc),
diff --git a/kernel/time/timer_migration.c b/kernel/time/timer_migration.c
index 57e38674e56e..2cfebed35e22 100644
--- a/kernel/time/timer_migration.c
+++ b/kernel/time/timer_migration.c
@@ -429,7 +429,7 @@ static DEFINE_PER_CPU(struct tmigr_cpu, tmigr_cpu);
static inline bool tmigr_is_not_available(struct tmigr_cpu *tmc)
{
- return !(tmc->tmgroup && tmc->online);
+ return !(tmc->tmgroup && tmc->available);
}
/*
@@ -926,7 +926,7 @@ static void tmigr_handle_remote_cpu(unsigned int cpu, u64 now,
* updated the event takes care when hierarchy is completely
* idle. Otherwise the migrator does it as the event is enqueued.
*/
- if (!tmc->online || tmc->remote || tmc->cpuevt.ignore ||
+ if (!tmc->available || tmc->remote || tmc->cpuevt.ignore ||
now < tmc->cpuevt.nextevt.expires) {
raw_spin_unlock_irq(&tmc->lock);
return;
@@ -973,7 +973,7 @@ static void tmigr_handle_remote_cpu(unsigned int cpu, u64 now,
* (See also section "Required event and timerqueue update after a
* remote expiry" in the documentation at the top)
*/
- if (!tmc->online || !tmc->idle) {
+ if (!tmc->available || !tmc->idle) {
timer_unlock_remote_bases(cpu);
goto unlock;
}
@@ -1422,19 +1422,19 @@ static long tmigr_trigger_active(void *unused)
{
struct tmigr_cpu *tmc = this_cpu_ptr(&tmigr_cpu);
- WARN_ON_ONCE(!tmc->online || tmc->idle);
+ WARN_ON_ONCE(!tmc->available || tmc->idle);
return 0;
}
-static int tmigr_cpu_offline(unsigned int cpu)
+static int tmigr_clear_cpu_available(unsigned int cpu)
{
struct tmigr_cpu *tmc = this_cpu_ptr(&tmigr_cpu);
int migrator;
u64 firstexp;
raw_spin_lock_irq(&tmc->lock);
- tmc->online = false;
+ tmc->available = false;
WRITE_ONCE(tmc->wakeup, KTIME_MAX);
/*
@@ -1442,7 +1442,7 @@ static int tmigr_cpu_offline(unsigned int cpu)
* offline; Therefore nextevt value is set to KTIME_MAX
*/
firstexp = __tmigr_cpu_deactivate(tmc, KTIME_MAX);
- trace_tmigr_cpu_offline(tmc);
+ trace_tmigr_cpu_unavailable(tmc);
raw_spin_unlock_irq(&tmc->lock);
if (firstexp != KTIME_MAX) {
@@ -1453,7 +1453,7 @@ static int tmigr_cpu_offline(unsigned int cpu)
return 0;
}
-static int tmigr_cpu_online(unsigned int cpu)
+static int tmigr_set_cpu_available(unsigned int cpu)
{
struct tmigr_cpu *tmc = this_cpu_ptr(&tmigr_cpu);
@@ -1462,11 +1462,11 @@ static int tmigr_cpu_online(unsigned int cpu)
return -EINVAL;
raw_spin_lock_irq(&tmc->lock);
- trace_tmigr_cpu_online(tmc);
+ trace_tmigr_cpu_available(tmc);
tmc->idle = timer_base_is_idle();
if (!tmc->idle)
__tmigr_cpu_activate(tmc);
- tmc->online = true;
+ tmc->available = true;
raw_spin_unlock_irq(&tmc->lock);
return 0;
}
@@ -1758,7 +1758,7 @@ static int tmigr_add_cpu(unsigned int cpu)
* The (likely) current CPU is expected to be online in the hierarchy,
* otherwise the old root may not be active as expected.
*/
- WARN_ON_ONCE(!per_cpu_ptr(&tmigr_cpu, raw_smp_processor_id())->online);
+ WARN_ON_ONCE(!per_cpu_ptr(&tmigr_cpu, raw_smp_processor_id())->available);
ret = tmigr_setup_groups(-1, old_root->numa_node, old_root, true);
}
@@ -1854,7 +1854,7 @@ static int __init tmigr_init(void)
goto err;
ret = cpuhp_setup_state(CPUHP_AP_TMIGR_ONLINE, "tmigr:online",
- tmigr_cpu_online, tmigr_cpu_offline);
+ tmigr_set_cpu_available, tmigr_clear_cpu_available);
if (ret)
goto err;
diff --git a/kernel/time/timer_migration.h b/kernel/time/timer_migration.h
index ae19f70f8170..70879cde6fdd 100644
--- a/kernel/time/timer_migration.h
+++ b/kernel/time/timer_migration.h
@@ -97,7 +97,7 @@ struct tmigr_group {
*/
struct tmigr_cpu {
raw_spinlock_t lock;
- bool online;
+ bool available;
bool idle;
bool remote;
struct tmigr_group *tmgroup;