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

From: Stephen Rothwell
Date: Fri Jan 15 2016 - 04:23:28 EST


Hi Christoph,

On Thu, 14 Jan 2016 23:39:44 -0800 Christoph Hellwig <hch@xxxxxxxxxxxxx> wrote:
>
> On Tue, Jan 12, 2016 at 04:40:34PM +1100, Stephen Rothwell wrote:
> > Hi Benjamin,
> >
> > After merging the aio tree, today's linux-next build (arm
> > multi_v7_defconfig) failed like this:
> >
> > fs/built-in.o: In function `aio_thread_op_foo_at':
> > file.c:(.text+0x43808): undefined reference to `__get_user_bad'
> > file.c:(.text+0x43838): undefined reference to `__get_user_bad'
> >
> > Caused by commit
> >
> > 150a0b4905f1 ("aio: add support for async openat()")
>
> How did that code end up in linux-next anyway?

Via the aio tree (git://git.kvack.org/~bcrl/aio-next.git#master) added
in July 2013 at Ben's request. The code was added to the aio tree in
Jan 12 (my time), but has never been in a published linux-next tree due
to the above build problem (I back out to the previous days version of
the aio tree).

--
Cheers,
Stephen Rothwell sfr@xxxxxxxxxxxxxxxx