From: Goswin von Brederlow <goswin-v-b@web.de>
To: hooanon05@yahoo.co.jp
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 11:59:20 +0100 [thread overview]
Message-ID: <87r61ec1o7.fsf@frosties.localdomain> (raw)
In-Reply-To: <9884.1236069117@jrobl> (hooanon's message of "Tue, 03 Mar 2009 17:31:57 +0900")
hooanon05@yahoo.co.jp writes:
> Miklos Szeredi:
>> Here is my first try at a "delta" filesystem. It takes two
> :::
>> Comments, bug reports are welcome.
>
> As I wrote before, it is unclear how do you implment mmap.
> I am afrid you need to copyup the entire file to support MAP_SHARED.
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?
MfG
Goswin
next prev parent reply other threads:[~2009-03-03 10:59 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 ` Goswin von Brederlow [this message]
2009-03-03 13:11 ` [fuse-devel] " hooanon05
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
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