From: "Srivatsa S. Bhat" <srivatsa.bhat@linux.vnet.ibm.com>
To: David Miller <davem@davemloft.net>
Cc: nhorman@tuxdriver.com, David.Laight@aculab.com,
john.r.fastabend@intel.com, gaofeng@cn.fujitsu.com,
eric.dumazet@gmail.com, mark.d.rustad@intel.com,
lizefan@huawei.com, netdev@vger.kernel.org,
linux-kernel@vger.kernel.org
Subject: Re: [v2 PATCH 2/2] netprio_cgroup: Use memcpy instead of the for-loop to copy priomap
Date: Wed, 12 Sep 2012 13:54:05 +0530 [thread overview]
Message-ID: <505046A5.1050009@linux.vnet.ibm.com> (raw)
In-Reply-To: <20120912.034901.184817520125489015.davem@davemloft.net>
On 09/12/2012 01:19 PM, David Miller wrote:
> From: "Srivatsa S. Bhat" <srivatsa.bhat@linux.vnet.ibm.com>
> Date: Wed, 12 Sep 2012 11:37:47 +0530
>
>> + memcpy(new_priomap->priomap, old_priomap->priomap,
>> + old_priomap->priomap_len *
>> + sizeof(old_priomap->priomap[0]));
>
> This argument indentation is ridiculous. Try:
>
> memcpy(new_priomap->priomap, old_priomap->priomap,
> old_priomap->priomap_len *
> sizeof(old_priomap->priomap[0]));
>
> Using TABs exclusively for argumentat indentation is not the goal.
>
> Rather, lining the arguments up properly so that they sit at the first
> column after the first line's openning parenthesis is what you should
> be trying to achieve.
OK, will fix it, thanks!
>
> And ignoring whatever stylistic convention we may or may not have, I
> find it impossibly hard to believe that the code quoted above looks
> good even to you.
>
On second thoughts, I think the memcpy in this case will actually be worse
since it will copy the contents in chunks of smaller size than the for-loop.
Or, did you mean to say that this code is plain wrong for some reason?
Regards,
Srivatsa S. Bhat
next prev parent reply other threads:[~2012-09-12 8:24 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-09-12 6:07 [v2 PATCH 1/2] netprio_cgroup: Remove update_netdev_tables() since it is unnecessary Srivatsa S. Bhat
2012-09-12 6:07 ` [v2 PATCH 2/2] netprio_cgroup: Use memcpy instead of the for-loop to copy priomap Srivatsa S. Bhat
2012-09-12 7:49 ` David Miller
2012-09-12 8:24 ` Srivatsa S. Bhat [this message]
2012-09-12 10:23 ` Srivatsa S. Bhat
2012-09-12 17:58 ` David Miller
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