sched: simplify can_migrate_task()
authorSven-Thorsten Dietrich <sven@thebigcorporation.com>
Fri, 24 Aug 2007 18:39:10 +0000 (20:39 +0200)
committerIngo Molnar <mingo@elte.hu>
Fri, 24 Aug 2007 18:39:10 +0000 (20:39 +0200)
Remove trivial conditional branch in Linux scheduler's
can_migrate_task() function.

   text    data     bss     dec     hex filename
   34770    2998      24   37792    93a0 sched.o.before
   34757    2998      24   37779    9393 sched.o.after

Signed-off-by: Sven-Thorsten Dietrich <sven@thebigcorporation.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
kernel/sched.c

index e95ff22ed17421db0df6093ca5b59578c3b291a1..6798328a2e0e33772064652151709e75754c90ec 100644 (file)
@@ -2180,12 +2180,6 @@ int can_migrate_task(struct task_struct *p, struct rq *rq, int this_cpu,
        if (task_running(rq, p))
                return 0;
 
-       /*
-        * Aggressive migration if too many balance attempts have failed:
-        */
-       if (sd->nr_balance_failed > sd->cache_nice_tries)
-               return 1;
-
        return 1;
 }