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Message-ID: <20230929121730.bwzhrpaptf45smfy@localhost>
Date: Fri, 29 Sep 2023 14:17:30 +0200
From: Joel Granados <j.granados@...sung.com>
To: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
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Subject: Re: [PATCH 01/15] cdrom: Remove now superfluous sentinel element
from ctl_table array
On Thu, Sep 28, 2023 at 03:36:55PM +0200, Greg Kroah-Hartman wrote:
> On Thu, Sep 28, 2023 at 03:21:26PM +0200, Joel Granados via B4 Relay wrote:
> > From: Joel Granados <j.granados@...sung.com>
> >
> > This commit comes at the tail end of a greater effort to remove the
> > empty elements at the end of the ctl_table arrays (sentinels) which
> > will reduce the overall build time size of the kernel and run time
> > memory bloat by ~64 bytes per sentinel (further information Link :
> > https://lore.kernel.org/all/ZO5Yx5JFogGi%2FcBo@bombadil.infradead.org/)
> >
> > Remove sentinel element from cdrom_table
> >
> > Signed-off-by: Joel Granados <j.granados@...sung.com>
> > ---
> > drivers/cdrom/cdrom.c | 3 +--
> > 1 file changed, 1 insertion(+), 2 deletions(-)
> >
> > diff --git a/drivers/cdrom/cdrom.c b/drivers/cdrom/cdrom.c
> > index cc2839805983..451907ade389 100644
> > --- a/drivers/cdrom/cdrom.c
> > +++ b/drivers/cdrom/cdrom.c
> > @@ -3654,8 +3654,7 @@ static struct ctl_table cdrom_table[] = {
> > .maxlen = sizeof(int),
> > .mode = 0644,
> > .proc_handler = cdrom_sysctl_handler
> > - },
> > - { }
> > + }
>
> You should have the final entry as "}," so as to make any future
> additions to the list to only contain that entry, that's long been the
> kernel style for lists like this.
Will send a V2 with this included. Thx.
>
> So your patches will just remove one line, not 2 and add 1, making it a
> smaller diff.
indeed.
>
> thanks,
>
> greg k-h
--
Joel Granados
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