Re: [PATCH] powerpc: VPHN topology change updates all siblings

2013-07-24 Thread Robert Jennings
* Benjamin Herrenschmidt (b...@kernel.crashing.org) wrote: On Tue, 2013-07-23 at 07:33 -0500, Robert Jennings wrote: When an associativity level change is found for one thread, the siblings threads need to be updated as well. This is done today for PRRN in stage_topology_update() but is

[PATCH] powerpc: VPHN topology change updates all siblings

2013-07-23 Thread Robert Jennings
When an associativity level change is found for one thread, the siblings threads need to be updated as well. This is done today for PRRN in stage_topology_update() but is missing for VPHN in update_cpu_associativity_changes_mask(). All threads should be updated to move to the new node. Without

Re: [PATCH] powerpc: VPHN topology change updates all siblings

2013-07-23 Thread Benjamin Herrenschmidt
On Tue, 2013-07-23 at 07:33 -0500, Robert Jennings wrote: When an associativity level change is found for one thread, the siblings threads need to be updated as well. This is done today for PRRN in stage_topology_update() but is missing for VPHN in update_cpu_associativity_changes_mask().