Messages in this thread Patch in this message | | | From | Srikar Dronamraju <> | Subject | [PATCH v2 3/3] sched/numa: Remove NUMA sched feature | Date | Tue, 11 Aug 2015 16:30:13 +0530 |
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Variable sched_numa_balancing is available for both CONFIG_SCHED_DEBUG and !CONFIG_SCHED_DEBUG. All code paths now check for sched_numa_balancing. Hence remove sched_feat(NUMA).
Suggested-by: Ingo Molnar <mingo@kernel.org> Signed-off-by: Srikar Dronamraju <srikar@linux.vnet.ibm.com> --- kernel/sched/core.c | 6 ------ kernel/sched/features.h | 16 ---------------- 2 files changed, 22 deletions(-)
diff --git a/kernel/sched/core.c b/kernel/sched/core.c index 7cbdf44..d02570b 100644 --- a/kernel/sched/core.c +++ b/kernel/sched/core.c @@ -2063,12 +2063,6 @@ __read_mostly bool sched_numa_balancing; void set_numabalancing_state(bool enabled) { sched_numa_balancing = enabled; -#ifdef CONFIG_SCHED_DEBUG - if (enabled) - sched_feat_set("NUMA"); - else - sched_feat_set("NO_NUMA"); -#endif /* CONFIG_SCHED_DEBUG */ } #ifdef CONFIG_PROC_SYSCTL diff --git a/kernel/sched/features.h b/kernel/sched/features.h index 83a50e7..8baa708 100644 --- a/kernel/sched/features.h +++ b/kernel/sched/features.h @@ -72,19 +72,3 @@ SCHED_FEAT(RT_PUSH_IPI, true) SCHED_FEAT(FORCE_SD_OVERLAP, false) SCHED_FEAT(RT_RUNTIME_SHARE, true) SCHED_FEAT(LB_MIN, false) - -/* - * Apply the automatic NUMA scheduling policy. Enabled automatically - * at runtime if running on a NUMA machine. Can be controlled via - * numa_balancing= - */ -#ifdef CONFIG_NUMA_BALANCING - -/* - * NUMA will favor moving tasks towards nodes where a higher number of - * hinting faults are recorded during active load balancing. It will - * resist moving tasks towards nodes where a lower number of hinting - * faults have been recorded. - */ -SCHED_FEAT(NUMA, true) -#endif -- 1.8.3.1
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