Re: [v2] powerpc: handle simultaneous interrupts at once

From: Michael Ellerman
Date: Mon Jun 05 2017 - 06:21:56 EST


On Thu, 2017-03-16 at 08:55:45 UTC, Christophe Leroy wrote:
> It often happens to have simultaneous interrupts, for instance
> when having double Ethernet attachment. With the current
> implementation, we suffer the cost of kernel entry/exit for each
> interrupt.
>
> This patch introduces a loop in __do_irq() to handle all interrupts
> at once before returning.
>
> Signed-off-by: Christophe Leroy <christophe.leroy@xxxxxx>

Applied to powerpc next, thanks.

https://git.kernel.org/powerpc/c/45cb08f4791ce6a15c54598b4cb73d

cheers