From: ebiederm@xmission.com (Eric W. Biederman)
To: David Woodhouse <dwmw2@infradead.org>
Cc: "Bradley D. LaRonde" <brad@ltc.com>,
"Thomas Capricelli" <orzel@kde.org>,
linux-kernel@vger.kernel.org
Subject: Re: Mounting a in-ROM filesystem efficiently
Date: 23 Jan 2002 01:01:47 -0700 [thread overview]
Message-ID: <m1elkhfqc4.fsf@frodo.biederman.org> (raw)
In-Reply-To: <0ddd01c184b3$ce15c470$5601010a@prefect> <066801c183f2$53f90ec0$5601010a@prefect> <20011213160007.D998D23CCB@persephone.dmz.logatique.fr> <25867.1008323156@redhat.com> <13988.1008348675@redhat.com>
In-Reply-To: <13988.1008348675@redhat.com>
David Woodhouse <dwmw2@infradead.org> writes:
> brad@ltc.com said:
> > That sounds nice, but I cannot imagine how much trouble it would be
> > to implement.
>
> Adding the pages to the page cache on read_inode() is fairly simple. Hacking
> the kernel so that readpage() can provide its own page less so.
Well the generic solution is to simply skip readpage and provide (for your fs)
your own versions of generic_file_read and filemap_nopage. At least
if you want to do it on demand...
Eric
next prev parent reply other threads:[~2002-01-23 8:05 UTC|newest]
Thread overview: 34+ messages / expand[flat|nested] mbox.gz Atom feed top
2001-12-13 16:02 Mounting a in-ROM filesystem efficiently Thomas Capricelli
2001-12-13 16:22 ` Bradley D. LaRonde
2001-12-13 16:41 ` Thomas Capricelli
2001-12-13 17:10 ` Bradley D. LaRonde
2001-12-13 18:02 ` Richard B. Johnson
2001-12-13 18:14 ` Bradley D. LaRonde
2001-12-13 18:34 ` Richard B. Johnson
2001-12-13 18:52 ` Bradley D. LaRonde
2001-12-13 19:41 ` Richard B. Johnson
2001-12-13 20:09 ` Bradley D. LaRonde
[not found] ` <08d701c18412/mnt/tmp/sendmee91d2c0601010a@prefect>
2001-12-18 1:27 ` Pavel Machek
2001-12-14 11:03 ` Catalin Marinas
2001-12-13 17:49 ` David Woodhouse
2001-12-13 18:06 ` Bradley D. LaRonde
2001-12-13 20:38 ` H. Peter Anvin
2001-12-13 20:52 ` Bradley D. LaRonde
2001-12-14 9:45 ` David Woodhouse
2001-12-14 15:27 ` Bradley D. LaRonde
2001-12-14 16:51 ` David Woodhouse
2001-12-14 17:02 ` Bradley D. LaRonde
2001-12-14 17:03 ` David Woodhouse
2001-12-14 17:12 ` Bradley D. LaRonde
2001-12-14 17:16 ` David Woodhouse
2001-12-14 17:27 ` Bradley D. LaRonde
2001-12-16 9:51 ` Christoph Rohland
2002-01-23 8:01 ` Eric W. Biederman [this message]
[not found] <20011214072540.D7457@duron.intern.kubla.de>
2001-12-17 13:24 ` Richard B. Johnson
2001-12-18 12:10 ` Helge Hafting
2001-12-18 14:00 ` Richard B. Johnson
2001-12-18 14:09 ` Alan Cox
2001-12-18 15:21 ` Mr. James W. Laferriere
2001-12-18 20:56 ` H. Peter Anvin
2001-12-18 16:27 ` Kent Borg
2001-12-18 17:05 ` Herman Oosthuysen
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=m1elkhfqc4.fsf@frodo.biederman.org \
--to=ebiederm@xmission.com \
--cc=brad@ltc.com \
--cc=dwmw2@infradead.org \
--cc=linux-kernel@vger.kernel.org \
--cc=orzel@kde.org \
/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).