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SubjectRe: Build failures due to commit 416161db (btrfs: offline dedupe)
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On Fri, Sep 13, 2013 at 3:33 PM, Guenter Roeck <linux@roeck-us.net> wrote:
> fs/btrfs/ioctl.c: In function 'btrfs_ioctl_file_extent_same':
> fs/btrfs/ioctl.c:2802:3: error: implicit declaration of function '__put_user_unaligned' [-Werror=implicit-function-declaration]
> cc1: some warnings being treated as errors
> make[2]: *** [fs/btrfs/ioctl.o] Error 1
> make[2]: *** Waiting for unfinished jobs....
>
> Seen with alpha:allmodconfig, arm:allmodconfig, m68k:allmodconfig, and
> xtensa:allmodconfig.

Known issue, cfr. my early warning 10 days ago:

"Btrfs is the first user of __put_user_unaligned() outside the compat code,
hence now all 32-bit architectures should make sure to implement this, too."

http://marc.info/?l=linux-arch&m=137820065929216&w=2

and today's thread https://lkml.org/lkml/2013/9/12/814

Gr{oetje,eeting}s,

Geert

--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@linux-m68k.org

In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
-- Linus Torvalds


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