Re: [PATCH] sched - Implement priority and fifo support for SCHED_ISO

[Con Kolivas]

Jack O'Quin wrote:

Loading the realtime-lsm and then running with SCHED_FIFO *does* work
as expected on this kernel.  I should retry the test with *exactly*
the expected patch sequence.  What would that be?

Sure enough I found the bug in less than 5 mins, and it would definitely cause this terrible behaviour.

A silly bracket transposition error on my part :P

Cheers,
Con

Index: linux-2.6.11-rc2-iso/kernel/sched.c
===================================================================
--- linux-2.6.11-rc2-iso.orig/kernel/sched.c	2005-02-01 07:28:40.171079813 +1100
+++ linux-2.6.11-rc2-iso/kernel/sched.c	2005-02-01 07:29:21.332297160 +1100
@@ -326,9 +326,9 @@ static int task_preempts_curr(task_t *p,
 				goto out;
 			}
 			p_prio = ISO_PRIO;
+		}
 		if (iso_task(rq->curr))
 			curr_prio = ISO_PRIO;
-		}
 	}
 out:
 	if (p_prio < curr_prio)

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