RE: [PATCH v7 0/2] Make find_later_rq() choose a closer cpu in topology

2017-08-17 Thread Byungchul Park
From: Byungchul Park [mailto:byungchul.p...@lge.com] > Change from v6 >-. add a comment about selection of fallback_cpu incase more than one > exist >-. modify a comment explaining what we do wrt PREFER_SIBLING I could add supplementary comments, thank to Steven and Joel. Thank you very m

[PATCH v7 0/2] Make find_later_rq() choose a closer cpu in topology

2017-08-17 Thread Byungchul Park
When cpudl_find() returns any among free_cpus, the cpu might not be closer than others, considering sched domain. For example: this_cpu: 15 free_cpus: 0, 1,..., 14 (== later_mask) best_cpu: 0 topology: 0 --+ +--+ 1 --+ | +-- ... --+ 2 --+ | |