On Sat, Oct 1, 2016 at 4:39 PM, Jonathan Cameron <jic23@xxxxxxxxxx> wrote:
> On 01/10/16 10:57, Bhumika Goyal wrote:
>> The event_attrs field of iio_info structure is only initialized once
>> whenever an object of iio_info is created. After that this field
>> is never modified again anywhere in the kernel. So, declare event_attrs
>> field of iio_info as a const struct attribute_group.
>> Checked for occurences throughout the kernel using grep and
>> coccinelle.
>>
>> Signed-off-by: Bhumika Goyal <bhumirks@xxxxxxxxx>
> Applied to the togreg branch of iio.git and pushed out as testing
> for the autobuilders to play with it.
>
> Clearly this becomes more interesting when the follow up patches
> making ever event_attr group we can constant.
> Looking forward to those ;)
>
Yeah sure, I will definitely submit the follow up patches. :D
Thanks,
Bhumika
>
> Jonathan
>> ---
>> include/linux/iio/iio.h | 2 +-
>> 1 file changed, 1 insertion(+), 1 deletion(-)
>>
>> diff --git a/include/linux/iio/iio.h b/include/linux/iio/iio.h
>> index b4a0679..4591d8e 100644
>> --- a/include/linux/iio/iio.h
>> +++ b/include/linux/iio/iio.h
>> @@ -381,7 +381,7 @@ struct iio_dev;
>> **/
>> struct iio_info {
>> struct module *driver_module;
>> - struct attribute_group *event_attrs;
>> + const struct attribute_group *event_attrs;
>> const struct attribute_group *attrs;
>>
>> int (*read_raw)(struct iio_dev *indio_dev,
>>
>
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