linux-kernel - Re: [PATCH v6] add MAP

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Date:	Tue, 19 Jan 2010 13:21:38 +0000
From:	Alan Cox <alan@...rguk.ukuu.org.uk>
To:	Gleb Natapov <gleb@...hat.com>
Cc:	Pekka Enberg <penberg@...helsinki.fi>, linux-mm@...ck.org,
	kosaki.motohiro@...fujitsu.com, linux-kernel@...r.kernel.org,
	linux-api@...r.kernel.org, akpm@...ux-foundation.org,
	andrew.c.morrow@...il.com,
	"Paul E. McKenney" <paulmck@...ux.vnet.ibm.com>
Subject: Re: [PATCH v6] add MAP_UNLOCKED mmap flag

> > And you want millions of users to have kernels with weird extra functions
> > whole sole value is one test environment you wish to run
> > 
> We are talking about 4 lines of code that other people find useful too
> and they commented in this thread. This wouldn't be the first kernel
> feature not used by millions of people.

It wouldn't be the first completely dumb mistake in the kernel either,
but one dumb mistake doesn't argue for including others 
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