linux-kernel - Re: [PATCH] proc, smaps: reduce printing overhead

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Message-ID: <20160818144149.GO30162@dhcp22.suse.cz>
Date:	Thu, 18 Aug 2016 16:41:49 +0200
From:	Michal Hocko <mhocko@...nel.org>
To:	Joe Perches <joe@...ches.com>
Cc:	Andrew Morton <akpm@...ux-foundation.org>, linux-mm@...ck.org,
	LKML <linux-kernel@...r.kernel.org>, Jann Horn <jann@...jh.net>
Subject: Re: [PATCH] proc, smaps: reduce printing overhead

On Thu 18-08-16 16:26:16, Michal Hocko wrote:
> b) doesn't it try to be overly clever when doing that in the caller
> doesn't cost all that much? Sure you can save few bytes in the spaces
> but then I would just argue to use \t rather than fixed string length.

ohh, I misread the code. It tries to emulate the width formater. But is
this really necessary? Do we know about any tools doing a fixed string
parsing?
-- 
Michal Hocko
SUSE Labs