[tip: sched/core] sched/psi: make psi_cgroups_enabled static

[tip-bot2 for Miaohe Lin]

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

Commit-ID:     35cd21f6292c6656aaab6066a1fa13cd11ca27f5
Gitweb:        https://git.kernel.org/tip/35cd21f6292c6656aaab6066a1fa13cd11ca27f5
Author:        Miaohe Lin <linmiaohe@xxxxxxxxxx>
AuthorDate:    Thu, 25 May 2023 18:34:28 +08:00
Committer:     Peter Zijlstra <peterz@xxxxxxxxxxxxx>
CommitterDate: Thu, 13 Jul 2023 15:21:50 +02:00

sched/psi: make psi_cgroups_enabled static

The static key psi_cgroups_enabled is only used inside file psi.c.
Make it static.

Signed-off-by: Miaohe Lin <linmiaohe@xxxxxxxxxx>
Signed-off-by: Peter Zijlstra (Intel) <peterz@xxxxxxxxxxxxx>
Reviewed-by: Suren Baghdasaryan <surenb@xxxxxxxxxx>
Link: https://lore.kernel.org/r/20230525103428.49712-1-linmiaohe@xxxxxxxxxx
---
 kernel/sched/psi.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/kernel/sched/psi.c b/kernel/sched/psi.c
index 81fca77..2ccb0b2 100644
--- a/kernel/sched/psi.c
+++ b/kernel/sched/psi.c
@@ -140,7 +140,7 @@
 static int psi_bug __read_mostly;
 
 DEFINE_STATIC_KEY_FALSE(psi_disabled);
-DEFINE_STATIC_KEY_TRUE(psi_cgroups_enabled);
+static DEFINE_STATIC_KEY_TRUE(psi_cgroups_enabled);
 
 #ifdef CONFIG_PSI_DEFAULT_DISABLED
 static bool psi_enable;