Subject: Re: linux-next: build failure after merge of the hyperv tree

From: Wei Liu <[email-masked]>
Date: Tue, 12 Mar 2024 05:25:46 +0000

On Tue, Mar 12, 2024 at 03:18:07PM +1100, Stephen Rothwell wrote:
> Hi all,
> 
> After merging the hyperv tree, today's linux-next build (i386 defconfig)
> failed like this:
> 
> arch/x86/kernel/cpu/mshyperv.c:355:5: error: no previous prototype for 'hv_get_hypervisor_version' [-Werror=missing-prototypes]
>   355 | int hv_get_hypervisor_version(union hv_hypervisor_version_info *info)
>       |     ^~~~~~~~~~~~~~~~~~~~~~~~~
> cc1: all warnings being treated as errors

We noticed this as well.  A fix has been sent out. I will update the tree
shortly.

Thanks,
Wei.

> 
> Caused by commit
> 
>   1634df06ea12 ("mshyperv: Introduce hv_get_hypervisor_version function")
> 
> I have reverted that commit for today.
> 
> -- 
> Cheers,
> Stephen Rothwell