linux-kernel - Re: [PATCH net-next] net: core: Quiet W=1 warnings for unused vars and static functions

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Date:	Mon, 06 Oct 2014 15:04:24 -0700
From:	Joe Perches <joe@...ches.com>
To:	David Miller <davem@...emloft.net>
Cc:	netdev@...r.kernel.org, linux-kernel@...r.kernel.org,
	john.fastabend@...il.com
Subject: Re: [PATCH net-next] net: core: Quiet W=1 warnings for unused vars
 and static functions

On Mon, 2014-10-06 at 17:56 -0400, David Miller wrote:
> From: Joe Perches <joe@...ches.com>
> Date: Mon, 06 Oct 2014 14:51:38 -0700
> 
> > Reduce noise when compiling W=1.
[]
> BTW, this patch reminds me that if people think there are
> subdirectories where we can turn on things like -Werror in the
> networking I would be very happy to apply such patches.
[]
> Things like net/core/ for example should be doable for sure.

I don't have any significant opposition to -Werror, but
I think there are real arguments _against_ using -Werror.

I think the primary one is new compiler versions have a
tendency to add new warnings for various things that can
unnecessarily and unpredictably break the build.




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