On 04 Mar 2015 02:21, Dmitry V. Levin wrote:
> On Tue, Mar 03, 2015 at 06:09:28PM -0500, Mike Frysinger wrote:
> > On 04 Mar 2015 06:40, Masatake YAMATO wrote:
> > > When I run ioctls_gen.sh by hand, I got some errors:
> > >
> > > $ ./ioctls_gen.sh ~/var/linux/include ~/var/linux/arch/x86/include
> > > ...
> > > /home/yamato/var/linux/include/uapi/linux/am437x-vpfe.h:122:12:
> > > error: ‘BASE_VIDIOC_PRIVATE’ undeclared (first use in this function)
> > > _IOW('V', BASE_VIDIOC_PRIVATE + 1, void *)
> > > ^
> > > /tmp/ioctls_sym.sh.DPfTZI/asm/ioctl.h:3:43: note: in definition of
> > > macro ‘_IOC’
> > > #define _IOC(dir,type,nr,size) dir, type, nr, size
> > > ...
> > >
> > > BASE_VIDIOC_PRIVATE is defined in linux/videodev2.h.
> > >
> > > With a following patch, ioctls_gen.sh works well without above error.
> > >
> > > diff --git a/include/uapi/linux/am437x-vpfe.h
> > > b/include/uapi/linux/am437x-vpfe.h
> > > index 9b03033f..c28b4e4 100644
> > > --- a/include/uapi/linux/am437x-vpfe.h
> > > +++ b/include/uapi/linux/am437x-vpfe.h
> > > @@ -20,6 +20,7 @@
> > >
> > > #ifndef AM437X_VPFE_USER_H
> > > #define AM437X_VPFE_USER_H
> > > +#include <linux/videodev2.h>
> > >
> > > enum vpfe_ccdc_data_size {
> > > VPFE_CCDC_DATA_16BITS = 0,
> > >
> > > Do you think I should report this to LKML?
> >
> > the v4l list, but otherwise yes. you should be able to include any of
> > these
> > headers by themselves w/out things failing. periodically i send one or two
> > updates when i get around to it where a header fails to include another one
> > it
> > needs.
>
> Unfortunately, ioctls_sym.sh couldn't wait for all kernel headers got
> fixed, so I had to load ioctls_sym.sh with a lot of workarounds.right ... i wasn't trying to say that all the workarounds in strace should be punted -mike
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