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From: Joe Perches <joe@perches•com>
To: Souptick Joarder <jrdr.linux@gmail•com>
Cc: "Krzysztof Hałasa" <khalasa@piap•pl>,
	netdev@vger•kernel.org,
	"Rameshwar Sahu" <sahu.rameshwar73@gmail•com>
Subject: Re: [PATCH] net: wan: Use dma_pool_zalloc
Date: Thu, 15 Dec 2016 22:10:49 -0800	[thread overview]
Message-ID: <1481868649.29291.85.camel@perches.com> (raw)
In-Reply-To: <CAFqt6zaPWuc+gZTMqk-gh8weZvAjvVwm0kyDT5ub=iah=y9skA@mail.gmail.com>

On Fri, 2016-12-16 at 11:33 +0530, Souptick Joarder wrote:
> On Thu, Dec 15, 2016 at 10:18 PM, Joe Perches <joe@perches•com> wrote:
> > On Thu, 2016-12-15 at 10:41 +0530, Souptick Joarder wrote:
> > > On Mon, Dec 12, 2016 at 10:12 AM, Souptick Joarder <jrdr.linux@gmail•com> wrote:
> > > > On Fri, Dec 9, 2016 at 6:33 PM, Krzysztof Hałasa <khalasa@piap•pl> wrote:
> > > > > Souptick Joarder <jrdr.linux@gmail•com> writes:
> > > > > 
> > > > > > We should use dma_pool_zalloc instead of dma_pool_alloc/memset
> > 
> > []
> > > > > > diff --git a/drivers/net/wan/ixp4xx_hss.c b/drivers/net/wan/ixp4xx_hss.c
> > 
> > []
> > > > > > @@ -976,10 +976,9 @@ static int init_hdlc_queues(struct port *port)
> > > > > >                       return -ENOMEM;
> > > > > >       }
> > > > > > 
> > > > > > -     if (!(port->desc_tab = dma_pool_alloc(dma_pool, GFP_KERNEL,
> > > > > > -                                           &port->desc_tab_phys)))
> > > > > > +     if (!(port->desc_tab = dma_pool_zalloc(dma_pool, GFP_KERNEL,
> > > > > > +                                            &port->desc_tab_phys)))
> > > > > >               return -ENOMEM;
> > > > > > -     memset(port->desc_tab, 0, POOL_ALLOC_SIZE);
> > > > > >       memset(port->rx_buff_tab, 0, sizeof(port->rx_buff_tab)); /* tables */
> > > > > >       memset(port->tx_buff_tab, 0, sizeof(port->tx_buff_tab));
> > > > > 
> > > > > This look fine, feel free to send it to the netdev mailing list for
> > > > > inclusion.
> > > > 
> > > > Including netdev mailing list based as requested.
> > > > > Acked-by: Krzysztof Halasa <khalasa@piap•pl>
> > 
> > []
> > > Any comment on this patch ?
> > 
> > Shouldn't the one in drivers/net/ethernet/xscale/ixp4xx_eth.c
> > also be changed?
> 
> Yes, you are right.   Do you want me to include it in same patch?

Your choice.  I would use a single patch.

  reply	other threads:[~2016-12-16  6:11 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <20161203091447.GA5231@jordon-HP-15-Notebook-PC>
     [not found] ` <m3wpf9l0fc.fsf@t19.piap.pl>
2016-12-12  4:42   ` [PATCH] net: wan: Use dma_pool_zalloc Souptick Joarder
2016-12-15  5:11     ` Souptick Joarder
2016-12-15 16:48       ` Joe Perches
2016-12-16  6:03         ` Souptick Joarder
2016-12-16  6:10           ` Joe Perches [this message]
2016-12-16 13:55             ` Souptick Joarder
2016-12-17  0:17               ` Joe Perches

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