Re: [PATCHv2 3/3] powerpc/smp: Use existing L2 cache_map cpumask to find L3 cache siblings

2021-07-30 Thread Gautham R Shenoy
On Wed, Jul 28, 2021 at 11:26:07PM +0530, Parth Shah wrote: > On POWER10 systems, the "ibm,thread-groups" property "2" indicates the cpus > in thread-group share both L2 and L3 caches. Hence, use cache_property = 2 > itself to find both the L2 and L3 cache siblings. > Hence, create a new

[PATCHv2 3/3] powerpc/smp: Use existing L2 cache_map cpumask to find L3 cache siblings

2021-07-28 Thread Parth Shah
On POWER10 systems, the "ibm,thread-groups" property "2" indicates the cpus in thread-group share both L2 and L3 caches. Hence, use cache_property = 2 itself to find both the L2 and L3 cache siblings. Hence, create a new thread_group_l3_cache_map to keep list of L3 siblings, but fill the mask