On 03/26/2015 04:25 PM, Peter Zijlstra wrote:
> On Fri, Feb 27, 2015 at 04:54:13PM +0100, Vincent Guittot wrote:
>> Add the SD_PREFER_SIBLING flag for SMT level in order to ensure that
>> the scheduler will put at least 1 task per core.
>>
>> Signed-off-by: Vincent Guittot
>> Reviewed-by: Preeti
On Fri, Feb 27, 2015 at 04:54:13PM +0100, Vincent Guittot wrote:
> Add the SD_PREFER_SIBLING flag for SMT level in order to ensure that
> the scheduler will put at least 1 task per core.
>
> Signed-off-by: Vincent Guittot
> Reviewed-by: Preeti U. Murthy
Preeti, what benchmarks did you use on
On Fri, Feb 27, 2015 at 04:54:13PM +0100, Vincent Guittot wrote:
Add the SD_PREFER_SIBLING flag for SMT level in order to ensure that
the scheduler will put at least 1 task per core.
Signed-off-by: Vincent Guittot vincent.guit...@linaro.org
Reviewed-by: Preeti U. Murthy
On 03/26/2015 04:25 PM, Peter Zijlstra wrote:
On Fri, Feb 27, 2015 at 04:54:13PM +0100, Vincent Guittot wrote:
Add the SD_PREFER_SIBLING flag for SMT level in order to ensure that
the scheduler will put at least 1 task per core.
Signed-off-by: Vincent Guittot vincent.guit...@linaro.org
On 03/23/2015 02:41 PM, Peter Zijlstra wrote:
> On Tue, Mar 03, 2015 at 09:38:11AM +0100, Vincent Guittot wrote:
>
>>> Prefer siblings logic dates back to https://lkml.org/lkml/2009/8/27/210
>>> and only used in update_sd_lb_stats() where we have
>>>
>>> if (child && child->flags &
On Tue, Mar 03, 2015 at 09:38:11AM +0100, Vincent Guittot wrote:
> > Prefer siblings logic dates back to https://lkml.org/lkml/2009/8/27/210
> > and only used in update_sd_lb_stats() where we have
> >
> > if (child && child->flags & SD_PREFER_SIBLING)
> > prefer_sibling = 1;
> >
> >
On Tue, Mar 03, 2015 at 09:38:11AM +0100, Vincent Guittot wrote:
Prefer siblings logic dates back to https://lkml.org/lkml/2009/8/27/210
and only used in update_sd_lb_stats() where we have
if (child child-flags SD_PREFER_SIBLING)
prefer_sibling = 1;
However what confuses
On 03/23/2015 02:41 PM, Peter Zijlstra wrote:
On Tue, Mar 03, 2015 at 09:38:11AM +0100, Vincent Guittot wrote:
Prefer siblings logic dates back to https://lkml.org/lkml/2009/8/27/210
and only used in update_sd_lb_stats() where we have
if (child child-flags SD_PREFER_SIBLING)
On 2 March 2015 at 12:52, Srikar Dronamraju wrote:
> * Vincent Guittot [2015-02-27 16:54:13]:
>
>> Add the SD_PREFER_SIBLING flag for SMT level in order to ensure that
>> the scheduler will put at least 1 task per core.
>>
>> Signed-off-by: Vincent Guittot
>> Reviewed-by: Preeti U. Murthy
>>
On 2 March 2015 at 12:52, Srikar Dronamraju sri...@linux.vnet.ibm.com wrote:
* Vincent Guittot vincent.guit...@linaro.org [2015-02-27 16:54:13]:
Add the SD_PREFER_SIBLING flag for SMT level in order to ensure that
the scheduler will put at least 1 task per core.
Signed-off-by: Vincent
* Vincent Guittot [2015-02-27 16:54:13]:
> Add the SD_PREFER_SIBLING flag for SMT level in order to ensure that
> the scheduler will put at least 1 task per core.
>
> Signed-off-by: Vincent Guittot
> Reviewed-by: Preeti U. Murthy
> ---
> kernel/sched/core.c | 1 +
> 1 file changed, 1
* Vincent Guittot vincent.guit...@linaro.org [2015-02-27 16:54:13]:
Add the SD_PREFER_SIBLING flag for SMT level in order to ensure that
the scheduler will put at least 1 task per core.
Signed-off-by: Vincent Guittot vincent.guit...@linaro.org
Reviewed-by: Preeti U. Murthy
Add the SD_PREFER_SIBLING flag for SMT level in order to ensure that
the scheduler will put at least 1 task per core.
Signed-off-by: Vincent Guittot
Reviewed-by: Preeti U. Murthy
---
kernel/sched/core.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/kernel/sched/core.c
Add the SD_PREFER_SIBLING flag for SMT level in order to ensure that
the scheduler will put at least 1 task per core.
Signed-off-by: Vincent Guittot vincent.guit...@linaro.org
Reviewed-by: Preeti U. Murthy pre...@linux.vnet.ibm.com
---
kernel/sched/core.c | 1 +
1 file changed, 1 insertion(+)
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