up(&l->sem);
}
-/*
- * CV_WAIT and CV_TIMEDWAIT rely on the fact that the Linux kernel has
- * a global lock. Thus we can safely drop our locks before calling the
- * kernel sleep services.
- * Or not.
+/* CV_WAIT and CV_TIMEDWAIT sleep until the specified event occurs, or, in the
+ * case of CV_TIMEDWAIT, until the specified timeout occurs.
+ * - NOTE: that on Linux, there are circumstances in which TASK_INTERRUPTIBLE
+ * can wake up, even if all signals are blocked
+ * - TODO: handle signals correctly by passing an indication back to the
+ * caller that the wait has been interrupted and the stack should be cleaned
+ * up preparatory to signal delivery
*/
int afs_cv_wait(afs_kcondvar_t *cv, afs_kmutex_t *l, int sigok)
{