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irqchip/sifive-plic: Mark two global variables __ro_after_init

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All of these two are never modified after init, so they can be
 __ro_after_init.

Signed-off-by: Jisheng Zhang <jszhang@kernel.org>
Signed-off-by: Marc Zyngier <maz@kernel.org>
Link: https://lore.kernel.org/r/20210330020911.26423e9e@xhacker
This commit is contained in:
Jisheng Zhang 2021-03-30 02:09:11 +08:00 committed by Marc Zyngier
parent 64ec2ad3b8
commit e03b7c1bcb
1 changed files with 2 additions and 2 deletions
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4
drivers/irqchip/irq-sifive-plic.c
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@ -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,