Or should I modify the linux kernel to add support for handling #VE exception?
2016-09-02 16:35 GMT+08:00 Big Strong <fangtu...@gmail.com>: > Sorry for that. Could you give any suggestions on how to register the IRQ > handler for #VE? > > 2016-09-02 15:52 GMT+08:00 Jan Beulich <jbeul...@suse.com>: > >> >>> On 02.09.16 at 04:59, <fangtu...@gmail.com> wrote: >> > I'm recently trying to utilize the virtualization exception (#VE) >> feature. >> > As the document says, #VE is handled by guest interrupt handler. The IRQ >> > number of #VE is 20. However, when I tried to register an IRQ handler >> for >> > #VE, it returns errno -22, which means invalid arguments. >> > >> > request_irq(20, ve_handler, IRQF_NO_SUSPEND, "ve", NULL) >> > >> > Is there anything wrong? >> >> You're mixing up exception vectors and IRQ numbers. >> >> Jan >> >> >
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