From: David Woodhouse <dwmw2@infradead.org>
To: Wolfgang Denk <wd@denx.de>
Cc: "Robert P. J. Day" <rpjday@mindspring.com>,
Embedded Linux PPC list <linuxppc-embedded@lists.linuxppc.org>
Subject: Re: loading the kernel and root FS separately from flash?
Date: Mon, 28 Jun 2004 10:42:34 +0100 [thread overview]
Message-ID: <1088415754.6992.1.camel@hades.cambridge.redhat.com> (raw)
In-Reply-To: <20040628070916.706A6C109F@atlas.denx.de>
On Mon, 2004-06-28 at 09:09 +0200, Wolfgang Denk wrote:
> > is this possible? anyone done it this way, and can tell me what
> > pitfalls i have to watch for? thanks.
>
> This is a pretty standard setup. Although I don't really recommend to
> use JFFS2 for root filesystem (for example, because with a big root
> filesystem the boot time may deteriorate). Instead, we usually split
> the stuff in a read-only partition (for example cramfs), a volatile
> part (tmpfs), and a persistent storage partition (JFFS2).
I think it should be OK when it's 4MiB in size. Mount time was far more
of a problem in JFFS2 many years ago when people were using the 2.4
kernel. It's a lot faster in 2.6.
There's people looking at making it even faster now, too.
--
dwmw2
** Sent via the linuxppc-embedded mail list. See http://lists.linuxppc.org/
next prev parent reply other threads:[~2004-06-28 9:42 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-06-27 22:46 loading the kernel and root FS separately from flash? Robert P. J. Day
2004-06-28 3:58 ` Eugene Surovegin
2004-06-28 10:00 ` Robert P. J. Day
2004-06-28 7:09 ` Wolfgang Denk
2004-06-28 9:42 ` David Woodhouse [this message]
2004-06-28 10:19 ` Robert P. J. Day
2004-06-28 10:48 ` Wolfgang Denk
2004-06-28 10:52 ` Robert P. J. Day
2004-06-28 10:23 ` Robert P. J. Day
2004-06-28 10:36 ` Wolfgang Denk
2004-06-28 10:40 ` David Woodhouse
2004-06-28 10:13 ` Robert P. J. Day
2004-06-28 10:41 ` Wolfgang Denk
2004-06-28 10:50 ` Robert P. J. Day
2004-06-29 9:31 ` David Woodhouse
2004-06-29 12:09 ` Robert P. J. Day
-- strict thread matches above, loose matches on Subject: below --
2004-06-28 11:33 Gerhard TAEUBL
[not found] <s0e01d9a.092@mail.frequentis.com>
2004-06-28 12:11 ` Robert P. J. Day
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=1088415754.6992.1.camel@hades.cambridge.redhat.com \
--to=dwmw2@infradead.org \
--cc=linuxppc-embedded@lists.linuxppc.org \
--cc=rpjday@mindspring.com \
--cc=wd@denx.de \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).