[tip: sched/urgent] sched/core: Disable CONFIG_SCHED_CORE by default

[tip-bot2 for Ingo Molnar]

The following commit has been merged into the sched/urgent branch of tip:

Commit-ID:     0e81c7c17c3edd469b6a87333059714a618d882c
Gitweb:        https://git.kernel.org/tip/0e81c7c17c3edd469b6a87333059714a618d882c
Author:        Ingo Molnar <mingo@xxxxxxxxxx>
AuthorDate:    Mon, 28 Jun 2021 21:55:16 +02:00
Committer:     Ingo Molnar <mingo@xxxxxxxxxx>
CommitterDate: Mon, 28 Jun 2021 21:55:16 +02:00

sched/core: Disable CONFIG_SCHED_CORE by default

This option adds extra overhead to the scheduler, and most users wouldn't want it.

Reported-by: Linus Torvalds <torvalds@xxxxxxxxxxxxxxxxxxxx>
Signed-off-by: Ingo Molnar <mingo@xxxxxxxxxx>
---
 kernel/Kconfig.preempt | 1 -
 1 file changed, 1 deletion(-)

diff --git a/kernel/Kconfig.preempt b/kernel/Kconfig.preempt
index bd7c414..3654a92 100644
--- a/kernel/Kconfig.preempt
+++ b/kernel/Kconfig.preempt
@@ -102,7 +102,6 @@ config PREEMPT_DYNAMIC
 
 config SCHED_CORE
 	bool "Core Scheduling for SMT"
-	default y
 	depends on SCHED_SMT
 	help
 	  This option permits Core Scheduling, a means of coordinated task