[PATCH v3] irqchip/riscv-imsic: Add kernel parameter to disable IPIs

[Anup Patel]

On Thu, Jul 3, 2025 at 1:18 AM Thomas Gleixner <tglx at linutronix.de> wrote:
>
> On Wed, Jul 02 2025 at 17:54, Anup Patel wrote:
> >  #include <linux/cpu.h>
> >  #include <linux/export.h>
>
>             ^^^ Neither in tip/irq/drivers nor in Linus tree ...
>
> patching file drivers/irqchip/irq-riscv-imsic-early.c
> Hunk #1 FAILED at 9.

I accidentally based this patch upon my MPXY RPMI patches.
Let me re-base this on Linux-6.16-rc4 in the next revision.

>
> >  #include <linux/interrupt.h>
> > +#include <linux/init.h>
> >  #include <linux/io.h>
> >  #include <linux/irq.h>
> >  #include <linux/irqchip.h>
> > @@ -22,6 +23,14 @@
> >  #include "irq-riscv-imsic-state.h"
> >
> >  static int imsic_parent_irq;
> > +bool imsic_noipi;
>
> __ro_after_init? No?

Yes, this should be __ro_after_init.
I will update in the next revision.

Regards,
Anup