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

From: Stephen Rothwell
Date: Mon Apr 20 2020 - 21:13:29 EST


Hi Qu,

On Tue, 21 Apr 2020 08:40:45 +0800 Qu Wenruo <wqu@xxxxxxxx> wrote:
>
> On 2020/4/21 äå8:25, Stephen Rothwell wrote:
> > Hi all,
> >
> > After merging the btrfs tree, today's linux-next build (x86_64
> > allmodconfig) failed like this:
> >
> > In file included from <command-line>:32:
>
> Any extra info?

That is a build test of the uapi headers to make syre that they are
self contained.

> It builds fine in my environment, with older HEAD though.
>
> Is there any new commits which changed <linux/types.h> header?
> As it should includes u8 typedef.

My understanding is that you should only use the __ versions of the
kernel types in uapi headers to avoid namespace contamination.

--
Cheers,
Stephen Rothwell

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