Hi Jiri, Stephen,
Wondering why x86 (32bit and 64bit) does not need to include the
header but other arches (at least powerpc) need it.
Any idea via which header linux/uaccess.h gets included on x86?
If nobody has checked by the time I get home I will determine that.
Thanks,
Bruno
On Thu, 1 Apr 2010 18:35:30 Stephen Rothwell wrote:
> Hi Jiri,
>
> On Thu, 1 Apr 2010 08:18:43 +0200 (CEST) Jiri Kosina
> <jkosina@xxxxxxx> wrote:
> >
> > On Thu, 1 Apr 2010, Stephen Rothwell wrote:
> >
> > > After merging the final tree, today's linux-next build (powerpc
> > > allyesconfig) failed like this:
> > >
> > > drivers/hid/hid-picolcd.c: In function
> > > 'picolcd_debug_reset_write': drivers/hid/hid-picolcd.c:1343:
> > > error: implicit declaration of function 'copy_from_user'
> > > drivers/hid/hid-picolcd.c: In function
> > > 'picolcd_debug_eeprom_read': drivers/hid/hid-picolcd.c:1407:
> > > error: implicit declaration of function 'copy_to_user'
> > >
> > > Caused by commit 9bbf2b98ba11d00bd73e3254e15cfe17ccaff6ba ("HID:
> > > add experimental access to PicoLCD device's EEPROM and FLASH").
> > > Using copy_ {to,from}_user requires the include of
> > > linux/uaccess.h.
> > >
> > > I have reverted that commit for today.
> >
> > Hmm, on which arch did this bomb out? I wonder why it is building
> > fine for me.
>
> PowerPC (see above). It could also be some interaction with another
> tree in linux-next.
>
> > Anyway, I have added the include, as it is obviously correct(tm),
> > thanks for reporting it.
>
> Thanks.
>
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