X-Git-Url: http://git.tuebingen.mpg.de/?p=paraslash.git;a=blobdiff_plain;f=sched.h;h=9c5c098e0fbe38dbe7d5f2b77e33994ffa4ed1bc;hp=021474a21a5303d405d91b985a0a70de1d198801;hb=7007aedb78262af262e7e7db8d010c6498e79290;hpb=24758c5f17064273786e704b84ceff56c234e347

diff --git a/sched.h b/sched.h
index 021474a2..9c5c098e 100644
--- a/sched.h
+++ b/sched.h
@@ -55,11 +55,13 @@ struct task {
 	 */
 	void (*pre_select)(struct sched *s, struct task *t);
 	/**
-	 * The postselect hook of \a t.
+	 * The post select hook of \a t.
 	 *
-	 * Evaluate and act upon the results of the previous select call.
+	 * Its purpose is to evaluate and act upon the results of the previous
+	 * select call. If this function returns a negative value, the
+	 * scheduler unregisters the task.
 	 */
-	void (*post_select)(struct sched *s, struct task *t);
+	int (*post_select)(struct sched *s, struct task *t);
 	/** Whether this task is in error state. */
 	int error;
 	/** Position of the task in the pre_select list of the scheduler. */