Re: [PATCH] powerpc: SMT priority (PPR) save and restore

2012-07-22 Thread Michael Neuling
Haren Myneni ha...@linux.vnet.ibm.com wrote: On Mon, 2012-07-16 at 13:41 +1000, Michael Neuling wrote: Heaven Myneni ha...@linux.vnet.ibm.com wrote: powerpc: SMT priority (PPR) save and restore snip Can you break this patch into a few parts that are easier to review than one giant

Re: [PATCH] powerpc: SMT priority (PPR) save and restore

2012-07-22 Thread Michael Neuling
Can you break this patch into a few parts that are easier to review than one giant patch. Start by adding the PPR ftr bits, then the extra space in the paca, then the new macros, then use the new infrastructure. I'm sure you can get 5 or so patches which will be much easier to

Re: [PATCH] powerpc: SMT priority (PPR) save and restore

2012-07-21 Thread Haren Myneni
On Mon, 2012-07-16 at 13:41 +1000, Michael Neuling wrote: Heaven Myneni ha...@linux.vnet.ibm.com wrote: powerpc: SMT priority (PPR) save and restore On P7 systems, users can define SMT priority levels 2,3 and 4 for processes so that some can run higher priority than the other ones.

Re: [PATCH] powerpc: SMT priority (PPR) save and restore

2012-07-15 Thread Michael Neuling
Heaven Myneni ha...@linux.vnet.ibm.com wrote: powerpc: SMT priority (PPR) save and restore On P7 systems, users can define SMT priority levels 2,3 and 4 for processes so that some can run higher priority than the other ones. In the current kernel, the default priority is set to 4 which