The following commit has been merged into the sched/core branch of tip: Commit-ID: 3551e954f5d95faf3dbc340d422da7624658c230 Gitweb: https://git.kernel.org/tip/3551e954f5d95faf3dbc340d422da7624658c230 Author: Valentin Schneider <valentin.schneider@xxxxxxx> AuthorDate: Mon, 17 Aug 2020 12:30:01 +01:00 Committer: Ingo Molnar <mingo@xxxxxxxxxx> CommitterDate: Wed, 19 Aug 2020 10:49:50 +02:00 sched/topology: Mark SD_OVERLAP as SDF_NEEDS_GROUPS A sched_domain can only have overlapping sched_groups if it has more than one group. Signed-off-by: Valentin Schneider <valentin.schneider@xxxxxxx> Signed-off-by: Ingo Molnar <mingo@xxxxxxxxxx> Acked-by: Peter Zijlstra <a.p.zijlstra@xxxxxxxxx> Link: https://lore.kernel.org/r/20200817113003.20802-16-valentin.schneider@xxxxxxx --- include/linux/sched/sd_flags.h | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/include/linux/sched/sd_flags.h b/include/linux/sched/sd_flags.h index 2998ece..29af5f0 100644 --- a/include/linux/sched/sd_flags.h +++ b/include/linux/sched/sd_flags.h @@ -143,8 +143,9 @@ SD_FLAG(SD_PREFER_SIBLING, SDF_NEEDS_GROUPS) * sched_groups of this level overlap * * SHARED_PARENT: Set for all NUMA levels above NODE. + * NEEDS_GROUPS: Overlaps can only exist with more than one group. */ -SD_FLAG(SD_OVERLAP, SDF_SHARED_PARENT) +SD_FLAG(SD_OVERLAP, SDF_SHARED_PARENT | SDF_NEEDS_GROUPS) /* * Cross-node balancing
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