Re: [PATCH v2] staging: greybus: remove tabs to fix line length and merge lines

Khadija Kamran
2023-03-20T08:53:22Z

On Sun, Mar 12, 2023 at 06:01:03PM -0700, Ira Weiny wrote:
> Khadija Kamran wrote:
> > In file drivers/staging/greybus/arche-platform.c,
> > - Length of line 181 exceeds 100 columns, fix by removing tabs from the
> > line.
> > - If condition and spin_unlock_...() call is split into two lines, join
> > them to form a single line.
> >
> > Signed-off-by: Khadija Kamran <kamrankhadijadj@gmail.com>
>
> Fundamentally the problem with arche_platform_wd_irq() is that the
> indentation is too great.
>
> "... if you need more than 3 levels of indentation, you’re screwed anyway,
> and should fix your program."
>
> -- https://www.kernel.org/doc/html/v4.10/process/coding-style.html#indentation
>
> I think a better solution would be to refactor the entire function. This
> would make the logic of the function more clear as well IMHO.
>
> Here is another tip to help:
>
> https://www.kernel.org/doc/html/v4.10/process/coding-style.html#centralized-exiting-of-functions
>
> Do you think you could try that?

Hey Ira!

Sorry about the late reply. Thank you for your feedback. I have looked
into the above link. Are you referring to the use of goto statements in
arche_platform_wd_irq() call?

Thank you!

Regards,
Khadija

> Ira
>
> > ---
> > Changes in v2:
> > - Change the subject and log message
> > - Merge if condition and spin_unlock...() from two lines to one
> > drivers/staging/greybus/arche-platform.c | 8 +++-----
> > 1 file changed, 3 insertions(+), 5 deletions(-)
> >
> > diff --git a/drivers/staging/greybus/arche-platform.c b/drivers/staging/greybus/arche-platform.c
> > index fcbd5f71eff2..00ed5dfd7915 100644
> > --- a/drivers/staging/greybus/arche-platform.c
> > +++ b/drivers/staging/greybus/arche-platform.c
> > @@ -176,12 +176,10 @@ static irqreturn_t arche_platform_wd_irq(int irq, void *devid)
> > * Check we are not in middle of irq thread
> > * already
> > */
> > - if (arche_pdata->wake_detect_state !=
> > - WD_STATE_COLDBOOT_START) {
> > + if (arche_pdata->wake_detect_state != WD_STATE_COLDBOOT_START) {
> > arche_platform_set_wake_detect_state(arche_pdata,
> > - WD_STATE_COLDBOOT_TRIG);
> > - spin_unlock_irqrestore(&arche_pdata->wake_lock,
> > - flags);
> > + WD_STATE_COLDBOOT_TRIG);
> > + spin_unlock_irqrestore(&arche_pdata->wake_lock, flags);
> > return IRQ_WAKE_THREAD;
> > }
> > }
> > --
> > 2.34.1
> >
> >
>
>