yield_on_hlt was introduced for CPU bandwidth capping. now it is redundant
with CFS hardlimit.
yield_on_hlt also complicates the scenario in paravirtual environment, that
needs to trap halt. for e.g. paravirtualized ticket spinlocks.
Changelog:
Remove the support for yield_on_hlt.
Signed-off-b
On 02/07/2012 11:49 AM, Raghavendra K T wrote:
yield_on_hlt was introduced for CPU bandwidth capping. now it is redundant
with CFS hardlimit.
yield_on_hlt also complicates the scenario in paravirtual environment, that
needs to trap halt. for e.g. paravirtualized ticket spinlocks.
Changelog:
On Tue, Feb 07, 2012 at 11:19:20PM +0530, Raghavendra K T wrote:
> yield_on_hlt was introduced for CPU bandwidth capping. now it is redundant
> with CFS hardlimit.
>
> yield_on_hlt also complicates the scenario in paravirtual environment, that
> needs to trap halt. for e.g. paravirtualized ticke