linux-kernel - Re: [PATCH] Add human-readable units modifier to vsnprintf()

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Message-ID: <1337753534.13111.51.camel@joe2Laptop>
Date:	Tue, 22 May 2012 23:12:14 -0700
From:	Joe Perches <joe@...ches.com>
To:	Kent Overstreet <koverstreet@...gle.com>
Cc:	Tejun Heo <tejun@...gle.com>, linux-bcache@...r.kernel.org,
	linux-kernel@...r.kernel.org, dm-devel@...hat.com, agk@...hat.com
Subject: Re: [PATCH] Add human-readable units modifier to vsnprintf()

On Wed, 2012-05-23 at 02:04 -0400, Kent Overstreet wrote:
> Only trouble is we lose the existing method of specifying the type of
> the integer. 

Hi again Kent.

My first suggestion to you was:
---------------------
> or maybe yet another lib/vsprintf pointer extension
> like %pD with some descriptors after the %pD for
> type, width and precision.
---------------------

For instance, internet addresses use pointer extensions
%pI4 and %pI6 for ipv4 and ipv6 addresses.

> New flag character would make much more sense... if gcc
> could be persuaded.

It can't be so persuaded though.  Maybe a future gcc.

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