Messages in this thread | | | Subject | Re: [PATCH 05/16] sched: SCHED_DEADLINE policy implementation. | From | Peter Zijlstra <> | Date | Mon, 23 Apr 2012 23:58:48 +0200 |
| |
On Mon, 2012-04-23 at 22:55 +0100, Tommaso Cucinotta wrote: > why not write this straight in asm, i.e., multiply 64*64 then divide by > 64 keeping the intermediate result on 128 bits?
If you know of a way to do this for all 30 odd architectures supported by our beloved kernel, do let me know ;-)
Yes I can do it for x86_64, but people tend to get mighty upset if you break the compile for all other arches...
| |