public inbox for linux-kernel@vger.kernel.org
 help / color / mirror / Atom feed
From: Hans Reiser <reiser@namesys.com>
To: Jari Ruusu <jariruusu@users.sourceforge.net>
Cc: Jim Faulkner <jfaulkne@ccs.neu.edu>,
	James Morris <jmorris@redhat.com>,
	linux-kernel@vger.kernel.org
Subject: Re: PROBLEM: AES cryptoloop corruption under recent -mm kernels
Date: Fri, 16 Jan 2004 01:59:39 +0300	[thread overview]
Message-ID: <40071B5B.80708@namesys.com> (raw)
In-Reply-To: <4006F915.370357A9@users.sourceforge.net>

Jari Ruusu wrote:

>
>  
>
>>Also, in the loop-AES.README, this is mentioned:
>>
>>"Device backed loop device can be used with journaling file systems as
>>device backed loops guarantee that writes reach disk platters in
>>order required by journaling file system (write caching must be disabled
>>on the disk drive, of course)"
>>
>>Are you talking about the "hdparm -W" flag for IDE drives?
>>    
>>
>
>Yes.
>
>If you don't have UPS powered box, disabling write caching of disks is
>recommended when using journaling file system.
>  
>
unless you use the write cache flushing code which went into a kernel 
version I can never remember.....


-- 
Hans



  reply	other threads:[~2004-01-15 23:00 UTC|newest]

Thread overview: 19+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2004-01-14 20:36 PROBLEM: AES cryptoloop corruption under recent -mm kernels Jim Faulkner
2004-01-14 20:41 ` Jim Faulkner
2004-01-14 20:52 ` Andrew Morton
2004-01-14 23:30   ` Jim Faulkner
2004-01-15  2:44   ` Matthias Hentges
2004-01-15 16:57 ` Jari Ruusu
2004-01-15 17:24   ` Jim Faulkner
2004-01-15 20:33     ` Jari Ruusu
2004-01-15 22:59       ` Hans Reiser [this message]
2004-01-16 14:21       ` Mark Borgerding
2004-01-16 15:42         ` James Morris
2004-01-16 17:10           ` Mark Borgerding
2004-01-17  2:47             ` David Wagner
2004-01-17 16:13               ` Mark Borgerding
2004-01-17 20:39             ` Shawn Willden
     [not found]       ` <4007EBDA.2060308@borgerding.net>
     [not found]         ` <4007F79C.80A5DE72@users.sourceforge.net>
     [not found]           ` <400818AA.9080009@borgerding.net>
2004-01-16 21:43             ` Jari Ruusu
2004-01-15 18:16   ` James Morris
2004-02-01 17:19     ` Pasi Kärkkäinen
2004-02-01 19:40       ` markus reichelt

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=40071B5B.80708@namesys.com \
    --to=reiser@namesys.com \
    --cc=jariruusu@users.sourceforge.net \
    --cc=jfaulkne@ccs.neu.edu \
    --cc=jmorris@redhat.com \
    --cc=linux-kernel@vger.kernel.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