From: Michael Halcrow <lkml@halcrow.us>
To: Pavel Machek <pavel@ucw.cz>
Cc: Phillip Hellewell <phillip@hellewell.homeip.net>,
Andrew Morton <akpm@osdl.org>,
linux-kernel@vger.kernel.org, linux-fsdevel@vger.kernel.org,
viro@ftp.linux.org.uk, mhalcrow@us.ibm.com, mcthomps@us.ibm.com,
toml@us.ibm.com, yoder1@us.ibm.com,
James Morris <jmorris@namei.org>,
"Stephen C. Tweedie" <sct@redhat.com>,
Erez Zadok <ezk@cs.sunysb.edu>,
David Howells <dhowells@redhat.com>
Subject: Re: [PATCH 0/12: eCryptfs] eCryptfs version 0.1.6
Date: Thu, 4 May 2006 07:08:33 -0500 [thread overview]
Message-ID: <20060504120833.GA9194@halcrow.us> (raw)
In-Reply-To: <20060504072849.GC5359@ucw.cz>
On Thu, May 04, 2006 at 07:28:49AM +0000, Pavel Machek wrote:
> > processing the 4096-byte extents. The second modification is that
> > the header region occupies either 8192 bytes or the page size of
> > the host on which the file is created, whichever is larger. This
> > maximizes the probability that pages will be aligned between the
> > unencrypted and encrypted data, which is not a requirement, but it
> > helps with performance.
>
> Does that mean that 10-bytes file now occupies 12KB disk space in
> common case of 4K filesystem?
Yes.
Mike
next prev parent reply other threads:[~2006-05-04 12:13 UTC|newest]
Thread overview: 49+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-05-04 3:17 [PATCH 0/12: eCryptfs] eCryptfs version 0.1.6 Phillip Hellewell
2006-05-04 3:27 ` [PATCH 1/13: eCryptfs] fs/Makefile and fs/Kconfig Phillip Hellewell
2006-05-04 3:35 ` [PATCH 2/13: eCryptfs] Documentation Phillip Hellewell
2006-05-04 7:32 ` Pavel Machek
2006-05-04 12:11 ` Michael Halcrow
2006-05-04 3:36 ` [PATCH 3/13: eCryptfs] Makefile Phillip Hellewell
2006-05-04 3:37 ` [PATCH 4/13: eCryptfs] Main module functions Phillip Hellewell
2006-05-04 3:37 ` [PATCH 5/13: eCryptfs] Header declarations Phillip Hellewell
2006-05-04 14:51 ` Pekka Enberg
2006-05-04 14:58 ` Artem B. Bityutskiy
2006-05-04 15:22 ` Pekka Enberg
2006-05-04 15:29 ` Artem B. Bityutskiy
2006-05-04 15:08 ` Michael Thompson
2006-05-04 3:38 ` [PATCH 6/13: eCryptfs] Superblock operations Phillip Hellewell
2006-05-04 9:55 ` Pavel Machek
2006-05-04 14:02 ` Michael Thompson
2006-05-04 14:26 ` Pekka Enberg
2006-05-04 14:37 ` Pekka Enberg
2006-05-04 15:00 ` Michael Thompson
2006-05-04 15:12 ` Pekka Enberg
2006-05-04 21:40 ` David Howells
2006-05-05 13:12 ` Dave Kleikamp
2006-05-05 14:03 ` David Howells
2006-05-05 14:34 ` Dave Kleikamp
2006-05-05 14:52 ` David Howells
2006-05-05 16:15 ` Timothy R. Chavez
2006-05-04 3:39 ` [PATCH 7/13: eCryptfs] Dentry operations Phillip Hellewell
2006-05-05 16:46 ` Timothy R. Chavez
2006-05-04 3:39 ` [PATCH 8/13: eCryptfs] File operations Phillip Hellewell
2006-05-04 4:06 ` Eric Dumazet
2006-05-05 18:55 ` Timothy R. Chavez
2006-05-04 3:40 ` [PATCH 9/13: eCryptfs] Inode operations Phillip Hellewell
2006-05-04 3:41 ` [PATCH 10/13: eCryptfs] Mmap operations Phillip Hellewell
2006-05-04 15:13 ` Pekka Enberg
2006-05-04 21:43 ` David Howells
2006-05-05 15:22 ` Dave Kleikamp
2006-05-05 15:38 ` Pekka Enberg
2006-05-06 2:21 ` Andrew Morton
2006-05-06 16:00 ` Michael Halcrow
2006-05-06 16:42 ` Andrew Morton
2006-05-06 16:57 ` Linus Torvalds
2006-05-04 3:42 ` [PATCH 11/13: eCryptfs] Keystore Phillip Hellewell
2006-05-04 3:42 ` [PATCH 12/13: eCryptfs] Crypto functions Phillip Hellewell
2006-05-04 3:43 ` [PATCH 13/13: eCryptfs] Debug functions Phillip Hellewell
2006-05-04 20:30 ` Randy.Dunlap
2006-05-04 7:28 ` [PATCH 0/12: eCryptfs] eCryptfs version 0.1.6 Pavel Machek
2006-05-04 12:08 ` Michael Halcrow [this message]
2006-05-05 9:05 ` Alon Bar-Lev
2006-05-05 16:08 ` Michael Halcrow
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