diff options
Diffstat (limited to 'kernel/time/timer_stats.c')
| -rw-r--r-- | kernel/time/timer_stats.c | 16 |
1 files changed, 8 insertions, 8 deletions
diff --git a/kernel/time/timer_stats.c b/kernel/time/timer_stats.c index 2f3b585b8d7..1fb08f21302 100644 --- a/kernel/time/timer_stats.c +++ b/kernel/time/timer_stats.c @@ -81,7 +81,7 @@ struct entry { /* * Spinlock protecting the tables - not taken during lookup: */ -static DEFINE_SPINLOCK(table_lock); +static DEFINE_RAW_SPINLOCK(table_lock); /* * Per-CPU lookup locks for fast hash lookup: @@ -188,7 +188,7 @@ static struct entry *tstat_lookup(struct entry *entry, char *comm) prev = NULL; curr = *head; - spin_lock(&table_lock); + raw_spin_lock(&table_lock); /* * Make sure we have not raced with another CPU: */ @@ -215,7 +215,7 @@ static struct entry *tstat_lookup(struct entry *entry, char *comm) *head = curr; } out_unlock: - spin_unlock(&table_lock); + raw_spin_unlock(&table_lock); return curr; } @@ -236,7 +236,7 @@ void timer_stats_update_stats(void *timer, pid_t pid, void *startf, unsigned int timer_flag) { /* - * It doesnt matter which lock we take: + * It doesn't matter which lock we take: */ raw_spinlock_t *lock; struct entry *entry, input; @@ -298,15 +298,15 @@ static int tstats_show(struct seq_file *m, void *v) period = ktime_to_timespec(time); ms = period.tv_nsec / 1000000; - seq_puts(m, "Timer Stats Version: v0.2\n"); + seq_puts(m, "Timer Stats Version: v0.3\n"); seq_printf(m, "Sample period: %ld.%03ld s\n", period.tv_sec, ms); if (atomic_read(&overflow_count)) - seq_printf(m, "Overflow: %d entries\n", - atomic_read(&overflow_count)); + seq_printf(m, "Overflow: %d entries\n", atomic_read(&overflow_count)); + seq_printf(m, "Collection: %s\n", timer_stats_active ? "active" : "inactive"); for (i = 0; i < nr_entries; i++) { entry = entries + i; - if (entry->timer_flag & TIMER_STATS_FLAG_DEFERRABLE) { + if (entry->timer_flag & TIMER_STATS_FLAG_DEFERRABLE) { seq_printf(m, "%4luD, %5d %-16s ", entry->count, entry->pid, entry->comm); } else { |