Groups | Search | Server Info | Keyboard shortcuts | Login | Register [http] [https] [nntp] [nntps]

Groups > linux.kernel > #1688979

Re: [PATCH] staging: unisys: visorbus: constify attribute_group structures.

Show all headers | View raw

Hi Greg,


On Monday 17 July 2017 04:15 PM, Greg KH wrote:
> On Mon, Jul 17, 2017 at 02:55:37PM +0530, Arvind Yadav wrote:
>> attribute_groups are not supposed to change at runtime. All functions
>> working with attribute_groups provided by <linux/sysfs.h> work
>> with const attribute_group. So mark the non-const structs as const.
>>
>> Signed-off-by: Arvind Yadav <arvind.yadav.cs@gmail.com>
>> ---
>>   drivers/staging/unisys/visorbus/visorbus_main.c | 4 ++--
>>   drivers/staging/unisys/visorbus/visorchipset.c  | 2 +-
>>   2 files changed, 3 insertions(+), 3 deletions(-)
> Why not just use the ATTRIBUTE_GROUPS() macro for these?  Or is there
> something that is preventing that?
Yes, we can use. if we are only initializing '.attrs'.
ATTRIBUTE_GROUPS() will not work if we will initialize other member of
attribute_group like 'bin_attrs', 'is_visible', and  'name'.
>
> thanks,
>
> greg k-h
Thanks,
~arvind

Back to linux.kernel | Previous | Next — Previous in thread | Next in thread | Find similar | Unroll thread

Thread

[PATCH] staging: unisys: visorbus: constify attribute_group structures. Arvind Yadav <arvind.yadav.cs@gmail.com> - 2017-07-17 11:30 +0200
  Re: [PATCH] staging: unisys: visorbus: constify attribute_group  structures. Greg KH <greg@kroah.com> - 2017-07-17 12:50 +0200
    Re: [PATCH] staging: unisys: visorbus: constify attribute_group  structures. Arvind Yadav <arvind.yadav.cs@gmail.com> - 2017-07-17 14:20 +0200
      Re: [PATCH] staging: unisys: visorbus: constify attribute_group  structures. Greg KH <greg@kroah.com> - 2017-07-17 14:40 +0200
        RE: [PATCH] staging: unisys: visorbus: constify attribute_group  structures. "Kershner, David A" <David.Kershner@unisys.com> - 2017-07-17 23:40 +0200
          Re: [PATCH] staging: unisys: visorbus: constify attribute_group  structures. Greg KH <greg@kroah.com> - 2017-07-18 07:10 +0200

csiph-web