/*
* Ask for each threads to execute a mb() so we can consider the
* compiler barriers around rcu read lock as real memory barriers.
*/
if (!reader_data)
return;
/*
* Ask for each threads to execute a mb() so we can consider the
* compiler barriers around rcu read lock as real memory barriers.
*/
if (!reader_data)
return;
act.sa_sigaction = sigurcu_handler;
ret = sigaction(SIGURCU, &act, NULL);
act.sa_sigaction = sigurcu_handler;
ret = sigaction(SIGURCU, &act, NULL);