diff options
| -rw-r--r-- | kernel/power/main.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/kernel/power/main.c b/kernel/power/main.c index 8c4bf5a54805..a9e0693aaf69 100644 --- a/kernel/power/main.c +++ b/kernel/power/main.c @@ -325,13 +325,18 @@ struct suspend_stats { }; static struct suspend_stats suspend_stats; +static DEFINE_MUTEX(suspend_stats_lock); void dpm_save_failed_dev(const char *name) { + mutex_lock(&suspend_stats_lock); + strscpy(suspend_stats.failed_devs[suspend_stats.last_failed_dev], name, sizeof(suspend_stats.failed_devs[0])); suspend_stats.last_failed_dev++; suspend_stats.last_failed_dev %= REC_FAILED_NUM; + + mutex_unlock(&suspend_stats_lock); } void dpm_save_failed_step(enum suspend_stat_step step) |