On 2020/4/21 上午9:13, Stephen Rothwell wrote: > Hi Qu, > > On Tue, 21 Apr 2020 08:40:45 +0800 Qu Wenruo <wqu@xxxxxxxx> wrote: >> >> On 2020/4/21 上午8:25, 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. Any command to reproduce it? As I want to avoid such problem in future development. > >> 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. > Thanks for the hint, Qu
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