diff --git a/liblttng-ust/lttng-ust-comm.c b/liblttng-ust/lttng-ust-comm.c index 3df2adc..378ca21 100644 --- a/liblttng-ust/lttng-ust-comm.c +++ b/liblttng-ust/lttng-ust-comm.c @@ -335,6 +335,16 @@ void lttng_fixup_ust_mutex_nest_tls(void) asm volatile ("" : : "m" (URCU_TLS(ust_mutex_nest))); } +/* + * Fixup urcu bp TLS. + */ +static +void lttng_fixup_urcu_bp_tls(void) +{ + rcu_read_lock(); + rcu_read_unlock(); +} + int lttng_get_notify_socket(void *owner) { struct sock_info *info = owner; @@ -1419,6 +1429,7 @@ void __attribute__((constructor)) lttng_ust_init(void) * to be the dynamic linker mutex) and ust_lock, taken within * the ust lock. */ + lttng_fixup_urcu_bp_tls(); lttng_fixup_ringbuffer_tls(); lttng_fixup_vtid_tls(); lttng_fixup_nest_count_tls();