From: hooanon05@yahoo.co.jp
To: Goswin von Brederlow <goswin-v-b@web.de>
Cc: Miklos Szeredi <miklos@szeredi.hu>,
linux-fsdevel@vger.kernel.org, fuse-devel@lists.sourceforge.net
Subject: Re: [fuse-devel] delta filesystem prototype
Date: Tue, 03 Mar 2009 22:11:24 +0900 [thread overview]
Message-ID: <7200.1236085884@jrobl> (raw)
In-Reply-To: <87r61ec1o7.fsf@frosties.localdomain>
Goswin von Brederlow:
> Why? When a page is accessed the filesystem gets a read request and
> reads it either from the RO branch or the delta branch. Why should it
> need to copy up the full file?
For example,
- you have two mmap for a single file
- the first mapping is done, it may map the file on the lower rdonly
layer
- the other mapping modifies the contents
- can the first mapping see the new content?
Of course, it may depend on the implementation.
J. R. Okajima
next prev parent reply other threads:[~2009-03-03 13:11 UTC|newest]
Thread overview: 51+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-02-28 14:42 delta filesystem prototype Miklos Szeredi
2009-02-28 17:22 ` [fuse-devel] " Goswin von Brederlow
2009-03-01 0:38 ` Bernd Schubert
2009-03-01 10:17 ` Goswin von Brederlow
2009-03-04 11:21 ` Miklos Szeredi
2009-03-04 14:12 ` Goswin von Brederlow
2009-03-05 13:06 ` Miklos Szeredi
2009-03-05 19:58 ` Goswin von Brederlow
2009-03-06 4:10 ` hooanon05
2009-03-06 12:37 ` Goswin von Brederlow
2009-03-07 1:16 ` hooanon05
2009-03-07 9:01 ` Goswin von Brederlow
2009-03-07 9:12 ` hooanon05
2009-03-09 12:21 ` Goswin von Brederlow
2009-03-09 13:35 ` hooanon05
2009-03-09 14:22 ` Goswin von Brederlow
2009-03-09 15:25 ` hooanon05
2009-03-10 8:14 ` Goswin von Brederlow
2009-03-09 16:36 ` Miklos Szeredi
2009-03-06 11:35 ` Miklos Szeredi
2009-03-06 12:50 ` Goswin von Brederlow
2009-03-06 13:21 ` Miklos Szeredi
2009-03-07 8:56 ` Goswin von Brederlow
2009-03-07 1:19 ` hooanon05
2009-03-07 9:03 ` Goswin von Brederlow
2009-03-07 9:16 ` hooanon05
2009-03-09 12:28 ` Goswin von Brederlow
2009-03-09 13:36 ` hooanon05
2009-03-09 14:25 ` Goswin von Brederlow
2009-03-09 15:20 ` hooanon05
2009-03-10 8:06 ` Goswin von Brederlow
2009-03-10 8:44 ` hooanon05
2009-03-12 9:22 ` Tomas M
2009-03-12 9:40 ` Goswin von Brederlow
2009-03-12 9:19 ` Tomas M
2009-03-09 14:13 ` Nikolaus Rath
2009-03-03 8:31 ` hooanon05
2009-03-03 10:59 ` [fuse-devel] " Goswin von Brederlow
2009-03-03 13:11 ` hooanon05 [this message]
2009-03-03 15:27 ` Dave Kleikamp
2009-03-03 15:50 ` hooanon05
2009-03-03 15:54 ` Dave Kleikamp
2009-03-03 16:02 ` hooanon05
2009-03-03 16:14 ` Dave Kleikamp
2009-03-03 16:19 ` hooanon05
2009-03-03 16:46 ` Dave Kleikamp
2009-03-03 17:13 ` hooanon05
2009-03-04 11:52 ` Goswin von Brederlow
2009-03-04 14:10 ` Dave Kleikamp
2009-03-04 16:23 ` hooanon05
2009-03-04 11:49 ` Goswin von Brederlow
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=7200.1236085884@jrobl \
--to=hooanon05@yahoo.co.jp \
--cc=fuse-devel@lists.sourceforge.net \
--cc=goswin-v-b@web.de \
--cc=linux-fsdevel@vger.kernel.org \
--cc=miklos@szeredi.hu \
/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 an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.