Messages in this thread Patch in this message |  | | From | Alex Shi <> | Subject | [patch v4 02/18] sched: select_task_rq_fair clean up | Date | Thu, 24 Jan 2013 11:06:44 +0800 |
| |
It is impossible to miss a task allowed cpu in a eligible group.
And since find_idlest_group only return a different group which excludes old cpu, it's also impossible to find a new cpu same as old cpu.
Signed-off-by: Alex Shi <alex.shi@intel.com> Reviewed-by: Preeti U Murthy <preeti@linux.vnet.ibm.com> --- kernel/sched/fair.c | 5 ----- 1 file changed, 5 deletions(-)
diff --git a/kernel/sched/fair.c b/kernel/sched/fair.c index 5eea870..6d3a95d 100644 --- a/kernel/sched/fair.c +++ b/kernel/sched/fair.c @@ -3378,11 +3378,6 @@ select_task_rq_fair(struct task_struct *p, int sd_flag, int wake_flags) } new_cpu = find_idlest_cpu(group, p, cpu); - if (new_cpu == -1 || new_cpu == cpu) { - /* Now try balancing at a lower domain level of cpu */ - sd = sd->child; - continue; - } /* Now try balancing at a lower domain level of new_cpu */ cpu = new_cpu; -- 1.7.12
|  |