netdev - Re: [PATCH] SUNRPC: Mark buffer used for debug printks with __maybe

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Date:	Wed, 20 Feb 2008 16:35:34 +0100
From:	Patrick McHardy <kaber@...sh.net>
To:	Joe Perches <joe@...ches.com>
CC:	Pavel Emelyanov <xemul@...nvz.org>,
	"J. Bruce Fields" <bfields@...i.umich.edu>,
	Linux Netdev List <netdev@...r.kernel.org>
Subject: Re: [PATCH] SUNRPC: Mark buffer used for debug printks with	__maybe_unused

Joe Perches wrote:
> On Wed, 2008-02-20 at 07:29 -0800, Joe Perches wrote:
>   
>> fs/nfsd/nfsproc.c:              char buf[RPC_MAX_ADDRBUFLEN];
>> Perhaps there should be a DECLARE_RPC_BUF(buf) macro?
>> #define DECLARE_RPC_BUF(var) char var[MAC_BUF_SIZE] __maybe_unused
>>     
>
> Make that:
>
> #define DECLARE_RPC_BUF(var) char var[RPC_MAX_ADDRBUFLEN] __maybe_unuse

Alternatively change the dprintk macro to behave similar like
pr_debug() and mark things like svc_print_addr() __pure, which
has the advantage that is still performs format checking even
if debugging is disabled.

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