[PATCH 1/1] kvm : vmx : Remove yield_on_hlt

2012-02-07 Thread Raghavendra K T
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

Re: [PATCH 1/1] kvm : vmx : Remove yield_on_hlt

2012-02-07 Thread Anthony Liguori
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:

Re: [PATCH 1/1] kvm : vmx : Remove yield_on_hlt

2012-02-07 Thread Marcelo Tosatti
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