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SubjectRe: [PATCH 1/2] sysfs: Add helper BIN_ATTRIBUTE_GROUPS
On Fri, May 21, 2021 at 08:41:28PM +0200, Greg Kroah-Hartman wrote:
> On Wed, May 19, 2021 at 09:02:47PM +0200, Heiner Kallweit wrote:
> > On 19.05.2021 19:04, Greg Kroah-Hartman wrote:
> > > On Wed, May 19, 2021 at 06:33:14PM +0200, Heiner Kallweit wrote:
> > >> New helper BIN_ATTRIBUTE_GROUPS() does the same as ATTRIBUTE_GROUPS(),
> > >> just for binary attributes.
> > >>
> > >> Signed-off-by: Heiner Kallweit <hkallweit1@gmail.com>
> > >> ---
> > >> include/linux/sysfs.h | 6 ++++++
> > >> 1 file changed, 6 insertions(+)
> > >>
> > >> diff --git a/include/linux/sysfs.h b/include/linux/sysfs.h
> > >> index d76a1ddf8..a12556a4b 100644
> > >> --- a/include/linux/sysfs.h
> > >> +++ b/include/linux/sysfs.h
> > >> @@ -162,6 +162,12 @@ static const struct attribute_group _name##_group = { \
> > >> }; \
> > >> __ATTRIBUTE_GROUPS(_name)
> > >>
> > >> +#define BIN_ATTRIBUTE_GROUPS(_name) \
> > >> +static const struct attribute_group _name##_group = { \
> > >> + .bin_attrs = _name##_attrs, \
> > >> +}; \
> > >> +__ATTRIBUTE_GROUPS(_name)
> > >
> > > Is this really needed by more than just 1 driver?
> > >
> > Few more use case I saw:
> > devcd_dev_groups in drivers/base/devcoredump.c
> > w1_f3a_group in drivers/w1/slaves/w1_ds2413.c
> > w1_slave_default_groups in drivers/w1/w1.c
>
> Ok, might as well, can't hurt to add this :)
>
> Reviewed-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

Oh wait, I'm the maintainer of the other file that uses this, I'll take
both of these then :)

thanks,

greg k-h

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