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Subject: [RFC 2/2] sched/debug: Add debug information about whether coresched is enabled
Date:   Wed, 11 Nov 2020 16:10:11 -0500
Message-Id: <20201111211011.1381848-3-joel@joelfernandes.org>
In-Reply-To: <20201111211011.1381848-1-joel@joelfernandes.org>
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It is useful to see whether coresched is enabled or not, especially in
devices that don't need it. Add information about the same to
/proc/sched_debug.

Signed-off-by: Joel Fernandes (Google) <joel@joelfernandes.org>
---
 kernel/sched/debug.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/kernel/sched/debug.c b/kernel/sched/debug.c
index 88bf45267672..935b68be18cd 100644
--- a/kernel/sched/debug.c
+++ b/kernel/sched/debug.c
@@ -782,6 +782,10 @@ static void sched_debug_header(struct seq_file *m)
 		"sysctl_sched_tunable_scaling",
 		sysctl_sched_tunable_scaling,
 		sched_tunable_scaling_names[sysctl_sched_tunable_scaling]);
+#ifdef CONFIG_SCHED_CORE
+	SEQ_printf(m, "  .%-40s: %d\n", "core_sched_enabled",
+		   !!static_branch_likely(&__sched_core_enabled));
+#endif
 	SEQ_printf(m, "\n");
 }
 
-- 
2.29.2.222.g5d2a92d10f8-goog