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Date: Thu, 24 Aug 2017 10:06:01 +0900 From: Byungchul Park <byungchul.park@....com> To: peterz@...radead.org, mingo@...nel.org, rostedt@...dmis.org Cc: joel.opensrc@...il.com, linux-kernel@...r.kernel.org, juri.lelli@...il.com, kernel-team@....com Subject: [PATCH v10 0/2] Make find_later_rq() choose a closer cpu in topology Change from v9 -. modify a comment a bit so to be more clear Change from v8 -. add suggested-by Peterz -. add several comments Change from v7 -. fix a trivial typo -. modify commit messages to explain what it does more clearly -. simplify code with an existing macro 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 Change from v5 -. exclude two patches already picked up by peterz (sched/deadline: Make find_later_rq() choose a closer cpu in topology) (sched/deadline: Change return value of cpudl_find()) -. apply what peterz fixed for 'prefer sibling', into deadline and rt Change from v4 -. remove a patch that might cause huge lock contention (by spin lock(&cpudl.lock) in a hot path of scheduler) Change from v3 -. rename closest_cpu to best_cpu so that it align with rt -. protect referring cpudl.elements with cpudl.lock -. change return value of cpudl_find() to bool Change from v2 -. add support for SD_PREFER_SIBLING Change from v1 -. clean up the patch Byungchul Park (2): sched/deadline: Add support for SD_PREFER_SIBLING on find_later_rq() sched/rt: Add support for SD_PREFER_SIBLING on find_lowest_rq() kernel/sched/deadline.c | 80 ++++++++++++++++++++++++++++++++++++++++++++----- kernel/sched/rt.c | 78 +++++++++++++++++++++++++++++++++++++++++++++-- 2 files changed, 148 insertions(+), 10 deletions(-) -- 1.9.1
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