linux-kernel - Re: [Outreachy kernel] [PATCH] Staging: rtl8188eu: Add space around operators

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Message-ID: <b2db452217ced8bbd6f85121bf4c8fef3881d6ba.camel@gmail.com>
Date:   Mon, 09 Mar 2020 18:56:00 +0530
From:   Shreeya Patel <shreeya.patel23498@...il.com>
To:     Julia Lawall <julia.lawall@...ia.fr>
Cc:     Joe Perches <joe@...ches.com>,
        outreachy-kernel <outreachy-kernel@...glegroups.com>,
        gregkh@...uxfoundation.org, devel@...verdev.osuosl.org,
        linux-kernel@...r.kernel.org, sbrivio@...hat.com,
        daniel.baluta@...il.com, nramas@...ux.microsoft.com,
        hverkuil@...all.nl, Larry.Finger@...inger.net
Subject: Re: [Outreachy kernel] [PATCH] Staging: rtl8188eu: Add space around
 operators

On Mon, 2020-03-09 at 08:35 +0100, Julia Lawall wrote:
> On Mon, 9 Mar 2020, Shreeya Patel wrote:
> 
> > On Sun, 2020-03-08 at 16:05 -0700, Joe Perches wrote:
> > > On Mon, 2020-03-09 at 03:30 +0530, Shreeya Patel wrote:
> > > > Add space around operators for improving the code
> > > > readability.
> > > 
> > > Hello again Shreeya.
> > > 
> > 
> > I have some questions here...
> > 
> > > The subject isn't really quite appropriate as you
> > > are not doing this space around operator addition
> > > for the entire subsystem.
> > > 
> > > IMO, the subject should be:
> > > 
> > > [PATCH] staging: rtl8188eu: rtw_mlme: Add spaces around operators
> > > 
> > > because you are only performing this change on this
> > > single file.
> > > 
> > > If you were to do this for every single file in the
> > > subsystem, you could have many individual patches with
> > > the exact same subject line.
> > > 
> > > And it would be good to show in the changelog that you
> > > have compiled the file pre and post patch without object
> > > code change.
> > > 
> > 
> > I'm not sure how to show this. Do you mean to add the output of
> > "make drivers/staging/rtl8188eu/core" before and after the changes?
> 
> You are working on one specific file, maybe foo.c.  Compile before
> making changes, which will give you foo.o.  Rename that file to
> something
> else.  Make your changes and compile again.  Do a diff with the
> previously
> compiled file.  It should produce nothing, indicating no difference.
> 
> If this .o file doesn't change and you only changed this .c file, the
> whole compiled driver won't change either.
> 

ok, got it.

> > I also don't understand the meaning of no object code change. If we
> > are
> > making the changes to code and then compiling it using the make
> > command
> > then a new file with .o extension is created and replaced by the
> > previous one isn't it?
> > 
> > > Also, it's good to show that git diff -w shows no source
> > > file changes.
> > > 
> > 
> > And this has to be...
> > git diff -w --shortstat drivers/staging/rtl8188eu/core/
> 
> --shortstat does not seem useful.  What you hope to see is that it
> produces nothing.
> 
Okay.
I will send a V2 with all the changes required.

Btw Joe, I am working against staging-testing tree

> julia
> 
> > Am I correct?
> > 
> > Thanks
> > 
> > > > Reported by checkpatch.pl
> > > > 
> > > > Signed-off-by: Shreeya Patel <shreeya.patel23498@...il.com>
> > > > ---
> > > >  drivers/staging/rtl8188eu/core/rtw_mlme.c | 40 +++++++++++--
> > > > ----
> > > > ------
> > > >  1 file changed, 20 insertions(+), 20 deletions(-)
> > > 
> > > When I try this using checkpatch --fix-inplace, I get
> > > 21 changes against the latest -next tree.
> > > 
> > > What tree are you doing this against?
> > > 
> > > 
> > 
> > --
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> > To view this discussion on the web visit 
> > https://groups.google.com/d/msgid/outreachy-kernel/af1a27fb8c5f7efbaf99ce3055cf3801b366d627.camel%40gmail.com
> > .
> >