linux-kernel - Re: [PATCH] net: add Faraday FTMAC100 10/100 Ethernet driver

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite for Android: free password hash cracker in your pocket

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <AANLkTinv4cYoExgYqCeSg61W1Rod_gywKuvyvbt42HMu@mail.gmail.com>
Date:	Fri, 14 Jan 2011 14:56:55 +0800
From:	Po-Yu Chuang <ratbert.chuang@...il.com>
To:	Eric Dumazet <eric.dumazet@...il.com>
Cc:	netdev@...r.kernel.org, linux-kernel@...r.kernel.org,
	Po-Yu Chuang <ratbert@...aday-tech.com>
Subject: Re: [PATCH] net: add Faraday FTMAC100 10/100 Ethernet driver

Dear Eric,

On Thu, Jan 13, 2011 at 10:22 PM, Eric Dumazet <eric.dumazet@...il.com> wrote:
> Le jeudi 13 janvier 2011 à 19:49 +0800, Po-Yu Chuang a écrit :
>> From: Po-Yu Chuang <ratbert@...aday-tech.com>
>>
>> FTMAC100 Ethernet Media Access Controller supports 10/100 Mbps and
>> MII.  This driver has been working on some ARM/NDS32 SoC including
>> Faraday A320 and Andes AG101.
>>
>> Signed-off-by: Po-Yu Chuang <ratbert@...aday-tech.com>
> Hi
>
> 1) please use netdev_alloc_skb_ip_align() instead of dev_alloc_skb() +
> skb_reserve(skb, NET_IP_ALIGN);

OK, fixed.

> 2) Dont include a "struct net_device_stats stats" in struct ftmac100,
> you can use the one included in struct net_device
>  (You can then remove ftmac100_get_stats())

OK, fixed.

> 3) Dont "netdev->last_rx = jiffies;" : This is not driver job.
>  Ditto for trans_start

OK, fixed.

> 4) You must comment why wmb() is needed in ftmac100_xmit()

OK, comment added.

> 5) Why isnt NAPI used too for TX completions ?
>   BTW, I am not sure we want a define. All new drivers must use NAPI.

I'll study how to do that

> 6) Use is_valid_ether_addr() instead of is_zero_ether_addr() in
> ftmac100_probe()

OK, fixed.

> 7) "static struct ethtool_ops ftmac100_ethtool_ops" should be const :
>        "static const struct ethtool_ops ftmac100_ethtool_ops"
>  Ditto for :
>        "static struct net_device_ops ftmac100_netdev_ops"

OK, both fixed.

> 8) Why an interrupt handler (ftmac100_interrupt()) needs to block
> interrupts with spin_lock_irqsave(&priv->hw_lock, flags); ?

Fixed. Not a problem anymore since hw_lock is removed now.

> 9) Instead of dev_info(&netdev->dev ...) , please consider netdev_info()

OK, fixed.


Thanks a lot for your detailed review. I'll submit a new version ASAP.

Thanks,
Po-Yu Chuang
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/