Em Tue, 4 Dec 2007 17:18:27 +0100
Ingo Molnar <[email protected]> escreveu:
|
| * Ingo Molnar <[email protected]> wrote:
|
| > The problem is on SMP: if sched_rr_get_interval() gets a task from an
| > otherwise idle runqueue, then rq->load.weight is 0. Normally
| > sched_slice() is only used on a busy runqueue. So the correct fixup
| > site is not in sched_slice() but in sys_sched_rr_get_interval() - i'm
| > working on the right fix, i hope to be able to send a pull request in
| > a few minutes.
|
| the problem is on UP too - if there are no SCHED_OTHER tasks. I've
| tested the fix and it solves the problem for various combinations of
| crash.c. I've updated sched.git, please pull it from:
|
| git://git.kernel.org/pub/scm/linux/kernel/git/mingo/linux-2.6-sched.git
|
| It has another commit besides this fix. Thanks,
Yes, I tested the 'sched: fix crash in sys_sched_rr_get_interval()'
one and it really fixes the problem.
Thanks a lot Ingo.
--
Luiz Fernando N. Capitulino
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