On 07/12/2018 20:30, Valentin Schneider wrote:
[...]
> ->8-
> diff --git a/kernel/sched/fair.c b/kernel/sched/fair.c
> index 17ab4db..8b5172f 100644
> --- a/kernel/sched/fair.c
> +++ b/kernel/sched/fair.c
> @@ -7152,7 +7152,8 @@ done: __maybe_unused;
> rq_idle_stamp_update(rq);
>
>
> On 12/6/2018 4:28 PM, Steve Sistare wrote:
>> When a CPU has no more CFS tasks to run, and idle_balance() fails to
>> find a task, then attempt to steal a task from an overloaded CPU in the
>> same LLC. Maintain and use a bitmap of overloaded CPUs to efficiently
>> identify candidates. To m
Hi Peter and Ingo,
I am waiting for one of you to review, ack, or reject this series. I
have addressed all known issues. I have a reviewed-by from Valentin and a
tested-by from Vincent which I will add to v5 if you approve the patch.
- Steve
On 12/6/2018 4:28 PM, Steve Sistare wrote:
> When
On 07-Dec-18 3:09 AM, Steve Sistare wrote:
>
> When a CPU has no more CFS tasks to run, and idle_balance() fails to
> find a task, then attempt to steal a task from an overloaded CPU in the
> same LLC. Maintain and use a bitmap of overloaded CPUs to efficiently
> identify candidates. To minimize
On 12/10/2018 12:08 PM, Vincent Guittot wrote:
> On Mon, 10 Dec 2018 at 17:33, Vincent Guittot
> wrote:
>>
>> On Mon, 10 Dec 2018 at 17:29, Steven Sistare
>> wrote:
>>>
>>> On 12/10/2018 11:10 AM, Vincent Guittot wrote:
Hi Steven,
On Thu, 6 Dec 2018 at 22:38, Steve Sistare
On Mon, 10 Dec 2018 at 17:33, Vincent Guittot
wrote:
>
> On Mon, 10 Dec 2018 at 17:29, Steven Sistare
> wrote:
> >
> > On 12/10/2018 11:10 AM, Vincent Guittot wrote:
> > > Hi Steven,
> > >
> > > On Thu, 6 Dec 2018 at 22:38, Steve Sistare
> > > wrote:
> > >>
> > >> When a CPU has no more CFS ta
Hi,
On 10/12/2018 16:29, Steven Sistare wrote:
[...]
>> I have run some hackbench tests on my hikey arm64 octo cores with your
>> patchset. My original intent was to send a tested-by but I have some
>> performances regressions.
>> This hikey is the smp one and not the asymetric hikey960 that Valen
On Mon, 10 Dec 2018 at 17:29, Steven Sistare wrote:
>
> On 12/10/2018 11:10 AM, Vincent Guittot wrote:
> > Hi Steven,
> >
> > On Thu, 6 Dec 2018 at 22:38, Steve Sistare
> > wrote:
> >>
> >> When a CPU has no more CFS tasks to run, and idle_balance() fails to
> >> find a task, then attempt to ste
On 12/10/2018 11:10 AM, Vincent Guittot wrote:
> Hi Steven,
>
> On Thu, 6 Dec 2018 at 22:38, Steve Sistare wrote:
>>
>> When a CPU has no more CFS tasks to run, and idle_balance() fails to
>> find a task, then attempt to steal a task from an overloaded CPU in the
>> same LLC. Maintain and use a b
Hi Steven,
On Thu, 6 Dec 2018 at 22:38, Steve Sistare wrote:
>
> When a CPU has no more CFS tasks to run, and idle_balance() fails to
> find a task, then attempt to steal a task from an overloaded CPU in the
> same LLC. Maintain and use a bitmap of overloaded CPUs to efficiently
> identify candid
On 12/7/2018 3:30 PM, Valentin Schneider wrote:
> Hi Steve,
>
> On 06/12/2018 21:28, Steve Sistare wrote:
>> When a CPU has no more CFS tasks to run, and idle_balance() fails to
>> find a task, then attempt to steal a task from an overloaded CPU in the
>> same LLC. Maintain and use a bitmap of ove
Hi Steve,
On 06/12/2018 21:28, Steve Sistare wrote:
> When a CPU has no more CFS tasks to run, and idle_balance() fails to
> find a task, then attempt to steal a task from an overloaded CPU in the
> same LLC. Maintain and use a bitmap of overloaded CPUs to efficiently
> identify candidates. To mi
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