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authorValentin Schneider <valentin.schneider@arm.com>2020-08-17 12:29:58 +0100
committerIngo Molnar <mingo@kernel.org>2020-08-19 10:49:49 +0200
commit94b858fea1f2246a2fb7f7af21840fd14ced028f (patch)
tree55abe91c1c2c78d9748cc7bf26fd1b9d25a06c78 /include/linux/sched/sd_flags.h
parent3a6712c7685352a5d71eaf459a4fddfc3589f018 (diff)
sched/topology: Mark SD_BALANCE_WAKE as SDF_NEEDS_GROUPS
Even if no mainline topology uses this flag, it is a load balancing flag just like SD_BALANCE_FORK and requires 2+ groups to have any effect. Signed-off-by: Valentin Schneider <valentin.schneider@arm.com> Signed-off-by: Ingo Molnar <mingo@kernel.org> Acked-by: Peter Zijlstra <a.p.zijlstra@chello.nl> Link: https://lore.kernel.org/r/20200817113003.20802-13-valentin.schneider@arm.com
Diffstat (limited to 'include/linux/sched/sd_flags.h')
-rw-r--r--include/linux/sched/sd_flags.h3
1 files changed, 2 insertions, 1 deletions
diff --git a/include/linux/sched/sd_flags.h b/include/linux/sched/sd_flags.h
index d28fe67c3098..729510a291b2 100644
--- a/include/linux/sched/sd_flags.h
+++ b/include/linux/sched/sd_flags.h
@@ -70,8 +70,9 @@ SD_FLAG(SD_BALANCE_FORK, SDF_SHARED_CHILD | SDF_NEEDS_GROUPS)
* Balance on wakeup
*
* SHARED_CHILD: Set from the base domain up to cpuset.sched_relax_domain_level.
+ * NEEDS_GROUPS: Load balancing flag.
*/
-SD_FLAG(SD_BALANCE_WAKE, SDF_SHARED_CHILD)
+SD_FLAG(SD_BALANCE_WAKE, SDF_SHARED_CHILD | SDF_NEEDS_GROUPS)
/*
* Consider waking task on waking CPU.