netdev - Re: [PATCH] net: eth: 8390: remove section warning in etherh.c

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Date:	Thu, 12 Dec 2013 00:53:00 -0800
From:	Olof Johansson <olof@...om.net>
To:	whiteheadm@....org
Cc:	David Miller <davem@...emloft.net>,
	Russell King - ARM Linux <linux@....linux.org.uk>,
	netdev <netdev@...r.kernel.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"linux-arm-kernel@...ts.infradead.org" 
	<linux-arm-kernel@...ts.infradead.org>
Subject: Re: [PATCH] net: eth: 8390: remove section warning in etherh.c

On Thu, Dec 12, 2013 at 12:46 AM, tedheadster <tedheadster@...il.com> wrote:
> On Thu, Dec 12, 2013 at 3:39 AM, Olof Johansson <olof@...om.net> wrote:
>>
>> Commit c45f812f0280 ('8390 : Replace ei_debug with msg_enable/NETIF_MSG_*
>> feature') ended up moving the printout of version[] from something that
>> will be compiled out due to defines, to something that is now evaluated
>> at runtime.
>>
>> That means that what always used to be an access to an __initdata string
>> from non-__init code started showing up as a section mismatch when it
>> didn't before.
>>
>> All other 8390 versions skip __initdata on the version string, and
>> starting to annotate the whole chain of callers with __init seems like
>> more churn than it's worth on this driver, so remove it from etherh.c as
>> well.
>>
>
> Olof,
>   should you also remove the __init tag from etherh_banner() since it is
> called from etherh_probe(), which does not have an __init tag?

Hmm.

The section warning functionality is clever enough to not trigger when
a function is named _probe() and references __initdata, and discarding
etherh_banner() should be just fine so I don't see a need to remove
it.


-Olof
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