Re: [Minios-devel] About the IRQ framework of Unikraft

["Wei Chen (Arm Technology China)" <Wei.Chen@xxxxxxx>]

So, can we change the irq_handlers[16] to a list?

> -----Original Message-----
> From: Minios-devel <minios-devel-bounces@xxxxxxxxxxxxxxxxxxxx> On Behalf Of
> Wei Chen (Arm Technology China)
> Sent: 2018年12月3日 15:14
> To: Simon Kuenzer (simon.kuenzer@xxxxxxxxx) <simon.kuenzer@xxxxxxxxx>; Florian
> Schmidt (Florian.Schmidt@xxxxxxxxx) <Florian.Schmidt@xxxxxxxxx>; Costin Lupu
> (costin.lup@xxxxxxxxx) <costin.lup@xxxxxxxxx>; costin.lupu@xxxxxxxxx; Felipe
> Huici (Felipe.Huici@xxxxxxxxx) <Felipe.Huici@xxxxxxxxx>; Yuri Volchkov
> <yuri.volchkov@xxxxxxxxx>
> Cc: minios-devel@xxxxxxxxxxxxxxxxxxxx; Kaly Xin (Arm Technology China)
> <Kaly.Xin@xxxxxxx>; Jianyong Wu (Arm Technology China) <Jianyong.Wu@xxxxxxx>;
> Justin He (Arm Technology China) <Justin.He@xxxxxxx>
> Subject: [Minios-devel] About the IRQ framework of Unikraft
>
> Hi,
>
> These days I am testing the multi-thread support patches on Arm64.
> But I find a problem about the IRQ framework. This framework can
> work properly for x86_64. But it can't work properly for Arm64
>
> static struct irq_handler_head irq_handlers[16];
>
> Here defined 16 irq_handlers, but on Arm64, most irq number
> Is higher than 16.
>
> So, in ukplat_irq_register:
> UK_SLIST_INSERT_HEAD(&irq_handlers[irq], h, entries);
> Will overflow.
>
> Regards,
> Wei Chen
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