linux-kernel - Re: [RFC][PATCH 3/5] add /dev/mem

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Message-ID: <cfd9edbf0801160351i2b819f31j65cc16b1e694168f@mail.gmail.com>
Date:	Wed, 16 Jan 2008 12:51:26 +0100
From:	"Daniel Spång" <daniel.spang@...il.com>
To:	"Pavel Machek" <pavel@....cz>
Cc:	"Marcelo Tosatti" <marcelo@...ck.org>,
	"KOSAKI Motohiro" <kosaki.motohiro@...fujitsu.com>,
	linux-mm@...ck.org, linux-kernel@...r.kernel.org,
	"Rik van Riel" <riel@...hat.com>,
	"Andrew Morton" <akpm@...ux-foundation.org>
Subject: Re: [RFC][PATCH 3/5] add /dev/mem_notify device

On 1/16/08, Pavel Machek <pavel@....cz> wrote:
> On Wed 2008-01-16 02:13:32, Marcelo Tosatti wrote:
> > On Wed, Jan 16, 2008 at 10:57:16AM +0900, KOSAKI Motohiro wrote:
> > > Hi Pavel
> > >
> > > > >         err = poll(&pollfds, 1, -1); // wake up at low memory
> > > > >
> > > > >         ...
> > > > > </usage example>
> > > >
> > > > Nice, this is really needed for openmoko, zaurus, etc....
> > > >
> > > > But this changelog needs to go into Documentation/...
> > > >
> > > > ...and /dev/mem_notify is really a bad name. /dev/memory_low?
> > > > /dev/oom?
> > >
> > > thank you for your kindful advise.
> > >
> > > but..
> > >
> > > to be honest, my english is very limited.
> > > I can't make judgments name is good or not.
> > >
> > > Marcelo, What do you think his idea?
> >
> > "mem_notify" sounds alright, but I don't really care.
> >
> > Notify:
> >
> > To give notice to; inform: notified the citizens of the curfew by
> > posting signs.
>
> I'd read mem_notify as "tell me when new memory is unplugged" or
> something. /dev/oom_notify? Plus, /dev/ names usually do not have "_"
> in them.

I don't think we should use oom in the name, since the notification is
sent long before oom.
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