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SubjectRe: [PATCH 12/30] iio: gyro: adis16080: Fix formatting issue and compiler attribute ordering
On Sat, 18 Jul 2020 15:54:42 +0100
Jonathan Cameron <jic23@kernel.org> wrote:

> On Thu, 16 Jul 2020 14:59:10 +0100
> Lee Jones <lee.jones@linaro.org> wrote:
>
> > Kerneldoc expects attributes/parameters to be in '@*.: ' format and
> > gets confused if the variable does not follow the type/attribute
> > definitions.
> >
> > Fixes the following W=1 kernel build warning(s):
> >
> > drivers/iio/gyro/adis16080.c:49: warning: Function parameter or member 'lock' not described in 'adis16080_state'
> > drivers/iio/gyro/adis16080.c:49: warning: Function parameter or member '____cacheline_aligned' not described in 'adis16080_state'
> >
> > Cc: Michael Hennerich <Michael.Hennerich@analog.com>
> > Cc: Barry Song <21cnbao@gmail.com>
> > Signed-off-by: Lee Jones <lee.jones@linaro.org>
> Hmm. You are going to have an awful lot of those ____cacheline_aligned ones.
>
> Might be worth thinking about whether we fix kernel-doc to cope with those.
>
> A quick grep suggests the vast majority of users of this have it after
> the element name.
>
> @Jon Corbet : What do you think? Looks like there is special
> handling already for ____cacheline_aligned_in_smp. Should we extend
> that to this case?

Applied with the ____cacheline_aligned bit dropped as Jon took the patch
to stop kernel-doc complaining about this.

thanks,

Jonathan

>
> Jonathan
>
>
>
> > ---
> > drivers/iio/gyro/adis16080.c | 4 ++--
> > 1 file changed, 2 insertions(+), 2 deletions(-)
> >
> > diff --git a/drivers/iio/gyro/adis16080.c b/drivers/iio/gyro/adis16080.c
> > index 1b84b8e112fe1..f38f9abcccbb5 100644
> > --- a/drivers/iio/gyro/adis16080.c
> > +++ b/drivers/iio/gyro/adis16080.c
> > @@ -38,14 +38,14 @@ struct adis16080_chip_info {
> > * @us: actual spi_device to write data
> > * @info: chip specific parameters
> > * @buf: transmit or receive buffer
> > - * @lock lock to protect buffer during reads
> > + * @lock: lock to protect buffer during reads
> > **/
> > struct adis16080_state {
> > struct spi_device *us;
> > const struct adis16080_chip_info *info;
> > struct mutex lock;
> >
> > - __be16 buf ____cacheline_aligned;
> > + __be16 ____cacheline_aligned buf;
> > };
> >
> > static int adis16080_read_sample(struct iio_dev *indio_dev,
>

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