diff options
Diffstat (limited to 'include/linux')
| -rw-r--r-- | include/linux/rtc.h | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/include/linux/rtc.h b/include/linux/rtc.h index 0f43b5027235..169d93520dbd 100644 --- a/include/linux/rtc.h +++ b/include/linux/rtc.h @@ -168,6 +168,9 @@ struct rtc_device { #define rtc_lock(d) mutex_lock(&d->ops_lock) #define rtc_unlock(d) mutex_unlock(&d->ops_lock) +DEFINE_GUARD(rtc_ops, struct rtc_device *, mutex_lock(&_T->ops_lock), + mutex_unlock(&_T->ops_lock)) + /* useful timestamps */ #define RTC_TIMESTAMP_BEGIN_0000 -62167219200ULL /* 0000-01-01 00:00:00 */ #define RTC_TIMESTAMP_BEGIN_1900 -2208988800LL /* 1900-01-01 00:00:00 */ |