From mboxrd@z Thu Jan  1 00:00:00 1970
From: "Christophe Jaillet" <christophe.jaillet@wanadoo.fr>
Date: Tue, 09 Mar 2010 06:14:50 +0000
Subject: Re: [patch] arch/powerpc/platforms/pseries/ras.c - cleanup
Message-Id: <hn4p0r$gv7$1@dough.gmane.org>
List-Id: <kernel-janitors.vger.kernel.org>
References: <hn3osd$4in$1@dough.gmane.org> <Pine.LNX.4.64.1003082235030.5727@ask.diku.dk>
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To: linux-kernel@vger.kernel.org
Cc: kernel-janitors@vger.kernel.org

I personaly think that yes, because the smaller, the better.

Could you write one of your semantic match and send the patches ?

CJ

"Julia Lawall" <julia@diku.dk> a =E9crit dans le message de
news:Pine.LNX.4.64.1003082235030.5727@ask.diku.dk...
> On Mon, 8 Mar 2010, Christophe Jaillet wrote:
>
> > From: Christophe Jaillet <christophe.jaillet@wanadoo.fr>
> >
> > Hi, here is a patch against arch/powerpc/platforms/pseries/ras.c.
> >
> > No need to memset (.., 0, ...) a buffer that is complety filled by a
memcpy
> > the line after.
>
> I find 14 occurrences of this in linux-next.  Could it be useful for
> something?
>
> julia
>
>
> >
> >
> > Signed-off-by: Christophe Jaillet <christophe.jaillet@wanadoo.fr>
> >
> > ---
> >
> > diff --git a/arch/powerpc/platforms/pseries/ras.c
> > b/arch/powerpc/platforms/pseries/ras.c
> > index 2b548af..7a401ed 100644
> > --- a/arch/powerpc/platforms/pseries/ras.c
> > +++ b/arch/powerpc/platforms/pseries/ras.c
> > @@ -276,7 +276,6 @@ static struct rtas_error_log
*fwnmi_get_errinfo(struct
> > pt_regs *regs)
> >       (errdata >=3D rtas.base && errdata < rtas.base + rtas.size - 16))=
 {
> >    savep =3D __va(errdata);
> >    regs->gpr[3] =3D savep[0]; /* restore original r3 */
> > -  memset(mce_data_buf, 0, RTAS_ERROR_LOG_MAX);
> >    memcpy(mce_data_buf, (char *)(savep + 1), RTAS_ERROR_LOG_MAX);
> >    errhdr =3D (struct rtas_error_log *)mce_data_buf;
> >   } else {
> >
> >
> >
> > --
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