linux-kernel - Re: [PATCH 14/15] hyper-v/azure: Remove now superfluous sentinel element from ctl

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Message-ID: <20230929140347.dzpk5xfdfkxrcln7@localhost>
Date:   Fri, 29 Sep 2023 16:03:47 +0200
From:   Joel Granados <j.granados@...sung.com>
To:     Wei Liu <wei.liu@...nel.org>
CC:     Luis Chamberlain <mcgrof@...nel.org>, <willy@...radead.org>,
        <josh@...htriplett.org>, Kees Cook <keescook@...omium.org>,
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Subject: Re: [PATCH 14/15] hyper-v/azure: Remove now superfluous sentinel
 element from ctl_table array

On Thu, Sep 28, 2023 at 03:26:16PM +0000, Wei Liu wrote:
> Please change the prefix to "Drivers: hv:" in the subject line in the
> two patches.
I'll change the commit message for the 14/15 patch from "hyper-v/azure"
to "Drivers: hv:". But I only see one patch that needs this. Which is
the other one?

best
> 
> On Thu, Sep 28, 2023 at 03:21:39PM +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 from hv_ctl_table
> > 
> > Signed-off-by: Joel Granados <j.granados@...sung.com>
> > ---
> >  drivers/hv/hv_common.c | 3 +--
> >  1 file changed, 1 insertion(+), 2 deletions(-)
> > 
> > diff --git a/drivers/hv/hv_common.c b/drivers/hv/hv_common.c
> > index ccad7bca3fd3..bc7d678030aa 100644
> > --- a/drivers/hv/hv_common.c
> > +++ b/drivers/hv/hv_common.c
> > @@ -147,8 +147,7 @@ static struct ctl_table hv_ctl_table[] = {
> >  		.proc_handler	= proc_dointvec_minmax,
> >  		.extra1		= SYSCTL_ZERO,
> >  		.extra2		= SYSCTL_ONE
> > -	},
> > -	{}
> > +	}
> 
> Please keep the comma at the end.
> 
> >  };
> >  
> >  static int hv_die_panic_notify_crash(struct notifier_block *self,
> > 
> > -- 
> > 2.30.2
> > 

-- 

Joel Granados

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