Re: [PATCH v2 4/5] powerpc/smp: Add support detecting thread-groups sharing L2 cache

2020-12-09 Thread kernel test robot
Hi "Gautham, Thank you for the patch! Perhaps something to improve: [auto build test WARNING on powerpc/next] [also build test WARNING on v5.10-rc7 next-20201209] [If your patch is applied to the wrong git tree, kindly drop us a note. And when submitting patch, we suggest to use '--base' as

Re: [PATCH v2 4/5] powerpc/smp: Add support detecting thread-groups sharing L2 cache

2020-12-09 Thread kernel test robot
Hi "Gautham, Thank you for the patch! Yet something to improve: [auto build test ERROR on powerpc/next] [also build test ERROR on v5.10-rc7 next-20201209] [If your patch is applied to the wrong git tree, kindly drop us a note. And when submitting patch, we suggest to use '--base' as documented

[PATCH v2 4/5] powerpc/smp: Add support detecting thread-groups sharing L2 cache

2020-12-09 Thread Gautham R. Shenoy
From: "Gautham R. Shenoy" On POWER systems, groups of threads within a core sharing the L2-cache can be indicated by the "ibm,thread-groups" property array with the identifier "2". This patch adds support for detecting this, and when present, populate the populating the cpu_l2_cache_mask of