Re: SMP on different cores.

2016-09-24 Thread Greg Freemyer
On Fri, Sep 23, 2016 at 7:00 AM, Madhu K wrote: > Hi Greg k-h, > > Thanks a lot for your response. > > I want to understand how SMP works and what should be the requirements to > enable SMP, This is to understand, whether is it possible to enable SMP on > different cores.

Re: SMP on different cores.

2016-09-23 Thread Greg KH
On Fri, Sep 23, 2016 at 04:30:58PM +0530, Madhu K wrote: > Hi Greg k-h, > > Thanks a lot for your response. > > I want to understand how SMP works and what should be the requirements to > enable SMP, This is to understand, whether is it possible to enable SMP on > different cores. Right now I

Re: SMP on different cores.

2016-09-23 Thread Madhu K
Hi Greg k-h, Thanks a lot for your response. I want to understand how SMP works and what should be the requirements to enable SMP, This is to understand, whether is it possible to enable SMP on different cores. Right now I don't have a machine with different cores. Thanks Madhu On Thu, Sep 22,

Re: SMP on different cores.

2016-09-22 Thread Valdis . Kletnieks
On Thu, 22 Sep 2016 16:46:12 +0530, Madhu K said: > If i want to enable SMP, cores should be of same version( ex: both core > should ARM 7 ) or we could enable SMP on different version. There's kernel support for the bigLITTLE architecture in some ARM chips, but since it depends on being able to

Re: SMP on different cores.

2016-09-22 Thread Daniel.
s/iMX6/iMX7/ 2016-09-22 10:04 GMT-03:00 Daniel. : > I know about i.MX6 which has Cortex-A7 + Cortex-M4... but I don't > think that M4 is handled by Linux but by some RTOS > > 2016-09-22 9:17 GMT-03:00 Greg KH : >> On Thu, Sep 22, 2016 at 04:46:12PM +0530,

Re: SMP on different cores.

2016-09-22 Thread Greg KH
On Thu, Sep 22, 2016 at 04:46:12PM +0530, Madhu K wrote: > Hi All, > > If i want to enable SMP, cores should be of same version( ex: both > core should ARM 7 ) or we could enable SMP on different version. Do you have a machine that has cores of different versions of a CPU? If so, what are they?