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-rw-r--r--include/linux/psi.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/include/linux/psi.h b/include/linux/psi.h
index af892c290116..7b3de7321219 100644
--- a/include/linux/psi.h
+++ b/include/linux/psi.h
@@ -12,6 +12,7 @@ struct css_set;
#ifdef CONFIG_PSI
extern struct static_key_false psi_disabled;
+extern struct psi_group psi_system;
void psi_init(void);