[Date Prev][Date Next] [Thread Prev][Thread Next] [Date Index] [Thread Index]

Bug#721191: linux: patch for parisc/hppa architecture



On Wed, Aug 28, 2013 at 11:53:58PM +0200, Helge Deller wrote:
> On 08/28/2013 11:35 PM, Bastian Blank wrote:
> > Looks reasonable. But please send further changes to remove the
> > non-smp kernels.
> I can do that. Do you have some background on this request for me?
> Is it policy that you only want to gave SMP-kernels?

We like to lower the image count.  As long as there are no pressing
needs, we like to only have one kernel variant.

> (Actually I had a similiar idea to use kernel alternatives on parisc too
> to avoid different UP/SMP kernels).

Are there any UP machines since PA-8800?

> >> PPPS: CONFIG_MLONGCALLS=y is necessary since the built kernel
> >> otherwise gets too big so that jumps can't be reached.
> > Are there drawbacks?
> Yes, it might be a little bit slower since the jumps now have one
> CPU instruction more. But there is no other way to solve it unless
> we drop some unneccessary kernel options for parisc. 

How much space would be needed?  Some Arm configs disable SELinux for
example to save space.

Bastian

-- 
Emotions are alien to me.  I'm a scientist.
		-- Spock, "This Side of Paradise", stardate 3417.3


Reply to: