lkml.org 
[lkml]   [2021]   [Jan]   [10]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: [PATCH] fpga: dfl: fme: Constify static attribute_group structs
On Sat, Jan 09, 2021 at 05:40:38PM -0800, Tom Rix wrote:
>
> On 1/9/21 2:52 PM, Rikard Falkeborn wrote:
> > On Sat, Jan 09, 2021 at 01:55:13PM -0800, Tom Rix wrote:
> >> On 1/8/21 3:54 PM, Rikard Falkeborn wrote:
> >>> The only usage of these is to put their addresses in arrays of pointers
> >>> to const attribute_groups. Make them const to allow the compiler to put
> >>> them in read-only memory.
> >>>
> >>> Signed-off-by: Rikard Falkeborn <rikard.falkeborn@gmail.com>
> >>> ---
> >>> drivers/fpga/dfl-fme-perf.c | 6 +++---
> >> This looks ok.
> >>
> >> There are other 'static struct's in drivers/fpga.
> >>
> >> Why is the change limited to this file ?
> >>
> >> Tom
> >>
> > I have a WIP coccinelle script to constify static struct attribute_group
> > and this is the only file in drivers/fpga which has non-const struct
> > attribute_group, that's why it's limited to this file. I could have
> > mentioned that in the commit message.
>
> No worries, thanks for the change!
>
> Reviewed-by: Tom Rix <trix@redhat.com>
>
> > Rikard
> >
> >
> >>> 1 file changed, 3 insertions(+), 3 deletions(-)
> >>>
> >>> diff --git a/drivers/fpga/dfl-fme-perf.c b/drivers/fpga/dfl-fme-perf.c
> >>> index 531266287eee..4299145ef347 100644
> >>> --- a/drivers/fpga/dfl-fme-perf.c
> >>> +++ b/drivers/fpga/dfl-fme-perf.c
> >>> @@ -192,7 +192,7 @@ static struct attribute *fme_perf_cpumask_attrs[] = {
> >>> NULL,
> >>> };
> >>>
> >>> -static struct attribute_group fme_perf_cpumask_group = {
> >>> +static const struct attribute_group fme_perf_cpumask_group = {
> >>> .attrs = fme_perf_cpumask_attrs,
> >>> };
> >>>
> >>> @@ -225,7 +225,7 @@ static struct attribute *fme_perf_format_attrs[] = {
> >>> NULL,
> >>> };
> >>>
> >>> -static struct attribute_group fme_perf_format_group = {
> >>> +static const struct attribute_group fme_perf_format_group = {
> >>> .name = "format",
> >>> .attrs = fme_perf_format_attrs,
> >>> };
> >>> @@ -239,7 +239,7 @@ static struct attribute *fme_perf_events_attrs_empty[] = {
> >>> NULL,
> >>> };
> >>>
> >>> -static struct attribute_group fme_perf_events_group = {
> >>> +static const struct attribute_group fme_perf_events_group = {
> >>> .name = "events",
> >>> .attrs = fme_perf_events_attrs_empty,
> >>> };
>
Applied,

Thanks

\
 
 \ /
  Last update: 2021-01-10 20:09    [W:0.035 / U:0.832 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site