On Tuesday 15 March 2016 12:22:28 Benjamin LaHaise wrote:
> On Tue, Mar 15, 2016 at 04:19:02PM +0000, Sudip Mukherjee wrote:
> > On Tue, Mar 15, 2016 at 05:46:34PM +1100, Stephen Rothwell wrote:
> > > Hi Benjamin,
> > >
> > > After merging the aio tree, today's linux-next build (powerpc
> > > ppc44x_defconfig) failed like this:
> > >
> > > fs/built-in.o: In function `aio_thread_op_foo_at':
> > > aio.c:(.text+0x4dab4): undefined reference to `__get_user_bad'
> > > aio.c:(.text+0x4daec): undefined reference to `__get_user_bad'
> > >
> > > Caused by commit
> > >
> > > 150a0b4905f1 ("aio: add support for async openat()")
> > >
> > > despite commit
> > >
> > > d2f7a973e11e ("aio: don't use __get_user() for 64 bit values")
> > >
> > > This is due to a bug in the powerpc __get_user_check() macro (the return
> > > value is defined to be "unsigned long" which is only 32 bits on a 32
> > > bit platform).
> >
> > m68k allmodconfig and all defs of m32r fails while building next-20160315.
> >
> > regards
> > sudip
>
> I've removed everything from the aio-next.git tree for now. Will revisit
> after the merge window.
>
I've also sent a patch that fixes the link error on ARM and that should
work on all other architectures too.
Arnd
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