[PATCH 01/12] genirq: Teach handle_simple_irq() to resend an in-progress interrupt

[Thomas Gleixner]

On Sat, Jun 28 2025 at 18:29, Marc Zyngier wrote:

> It appears that the defect outlined in 9c15eeb5362c4 ("genirq: Allow
> fasteoi handler to resend interrupts on concurrent handling") also
> affects some other less stellar MSI controllers, this time using
> the handle_simple_irq() flow.
>
> Teach this flow about irqd_needs_resend_when_in_progress(). Given
> the invasive nature of this workaround, only this flow is updated.
>
> Signed-off-by: Marc Zyngier <maz at kernel.org>

As I have no conflicting changes pending in this area, this can go
through the PCI tree along with the rest of this lot. Therefore:

Reviewed-by: Thomas Gleixner <tglx at linutronix.de>

Thanks,

        tglx