Re: [PATCH v2] kvm: fix irqfd build failure discovered in linux-next

[Avi Kivity]

Gregory Haskins wrote:
> Stephen Rothwell noted a build failure in arch != x86 in last nights
> linux-next tree, as noted here:
>
> http://lkml.org/lkml/2009/5/21/32
>
> This patch corrects the build issue by requiring explicit support for
> IRQFD to be defined, and only defining it on x86 (the only arch fully
> supported).  The code itself isnt architecture dependent, but we need
> to add a new file to each makefile, advertise the capability, and
> of course, test that it works for each supported arch.  We will submit
> patches against each relevant arch at a later time to enable support
> there as well.
>
>  
> +config HAVE_KVM_EVENTFD
> +       bool
> +       default y
> +
>   

The build system will complain if it sees a symbol used but not defined; 
so you have to define it for all four archs.  So I went ahead and did 
virt/kvm/Kconfig and adapted your patch to use it.


--
error compiling committee.c: too many arguments to function

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