lkml.org 
[lkml]   [2011]   [Sep]   [7]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
Date
From
SubjectRe: [patch] sched, rt: fix migrate_enable() thinko
On 08/23/11 07:12, Mike Galbraith wrote:
>
> Assigning mask = tsk_cpus_allowed(p) after p->migrate_disable = 0 ensures
> that we won't see a mask change.. no push/pull, we stack tasks on one CPU.
>
> Also add a couple fields to sched_debug for the next guy.
>
> Signed-off-by: Mike Galbraith <efault@gmx.de>
>
> ---

< snip >

> Index: linux-2.6/kernel/sched_debug.c
> ===================================================================
> --- linux-2.6.orig/kernel/sched_debug.c
> +++ linux-2.6/kernel/sched_debug.c
> @@ -235,6 +235,7 @@ void print_rt_rq(struct seq_file *m, int
> P(rt_throttled);
> PN(rt_time);
> PN(rt_runtime);
> + P(rt_nr_migratory);
>
> #undef PN
> #undef P
> @@ -484,6 +485,8 @@ void proc_sched_show_task(struct task_st
> P(se.load.weight);
> P(policy);
> P(prio);
> + P(migrate_disable);
> + P(rt.nr_cpus_allowed);
> #undef PN
> #undef __PN
> #undef P



Fix compile error for CONFIG_SMP=n

Signed-off-by: Frank Rowand <frank.rowand@am.sony.com>
---
kernel/sched_debug.c | 2 2 + 0 - 0 !
1 file changed, 2 insertions(+)
Index: b/kernel/sched_debug.c
===================================================================
--- a/kernel/sched_debug.c
+++ b/kernel/sched_debug.c
@@ -235,7 +235,9 @@ void print_rt_rq(struct seq_file *m, int
P(rt_throttled);
PN(rt_time);
PN(rt_runtime);
+#ifdef CONFIG_SMP
P(rt_nr_migratory);
+#endif

#undef PN
#undef P


\
 
 \ /
  Last update: 2011-09-08 04:13    [from the cache]
©2003-2011 Jasper Spaans