From mboxrd@z Thu Jan  1 00:00:00 1970
From: Tim Bird <tim.bird@am.sony.com>
Subject: Re: [PATCH 00/14] Pramfs: Persistent and protected ram filesystem
Date: Mon, 22 Jun 2009 14:50:01 -0700
Message-ID: <4A3FFC89.4070006@am.sony.com>
References: <20090613155957.GA16220@shareable.org> <4A34A394.5040509@gmail.com> <20090621064040.GC1656@ucw.cz> <4A3E6F28.4090404@gmail.com> <20090621205245.GC3254@elf.ucw.cz> <2ea1731b0906212333r20deb71q2f021fc79bcc8a8e@mail.gmail.com> <20090622172003.GB21149@elf.ucw.cz> <4A3FBFF0.40006@am.sony.com> <20090622173704.GC21299@elf.ucw.cz> <4A3FC84A.6060608@gmail.com> <20090622204031.GA24236@elf.ucw.cz>
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To: Pavel Machek <pavel@ucw.cz>
Cc: Marco <marco.stornelli@gmail.com>, Jamie Lokier <jamie@shareable.org>, Linux Embedded <linux-embedded@vger.kernel.org>, Linux Kernel <linux-kernel@vger.kernel.org>, Linux FS Devel <linux-fsdevel@vger.kernel.org>, Daniel Walker <dwalker@soe.ucsc.edu>

Pavel Machek wrote:
>> block of fast non-volatile RAM that need to access data on it using a
>> standard filesytem interface."
> 
> Turns a block of fast RAM into 13MB/sec disk. Hmm. I believe you are
> better with ext2.

Not if you want the RAM-based filesystem to persist over a kernel
invocation.

=============================
Tim Bird
Architecture Group Chair, CE Linux Forum
Senior Staff Engineer, Sony Corporation of America
=============================