[PATCH] irqchip/sifive-plic: Mark two global variables __ro_after_init
From: Jisheng Zhang
Date: Mon Mar 29 2021 - 14:15:14 EST
From: Jisheng Zhang <jszhang@xxxxxxxxxx>
All of these two are never modified after init, so they can be
__ro_after_init.
Signed-off-by: Jisheng Zhang <jszhang@xxxxxxxxxx>
---
drivers/irqchip/irq-sifive-plic.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/irqchip/irq-sifive-plic.c b/drivers/irqchip/irq-sifive-plic.c
index 6f432d2a5ceb..97d4d04b0a80 100644
--- a/drivers/irqchip/irq-sifive-plic.c
+++ b/drivers/irqchip/irq-sifive-plic.c
@@ -77,8 +77,8 @@ struct plic_handler {
void __iomem *enable_base;
struct plic_priv *priv;
};
-static int plic_parent_irq;
-static bool plic_cpuhp_setup_done;
+static int plic_parent_irq __ro_after_init;
+static bool plic_cpuhp_setup_done __ro_after_init;
static DEFINE_PER_CPU(struct plic_handler, plic_handlers);
static inline void plic_toggle(struct plic_handler *handler,
--
2.31.0