linux-ext4 - Re: [PATCH RFC] ext3 data=guarded v3

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <20090416084430.GA14150@duck.suse.cz>
Date:	Thu, 16 Apr 2009 10:44:30 +0200
From:	Jan Kara <jack@...e.cz>
To:	Linus Torvalds <torvalds@...ux-foundation.org>
Cc:	Chris Mason <chris.mason@...cle.com>,
	Theodore Ts'o <tytso@....edu>,
	Linux Kernel Developers List <linux-kernel@...r.kernel.org>,
	Ext4 Developers List <linux-ext4@...r.kernel.org>
Subject: Re: [PATCH RFC] ext3 data=guarded v3

On Wed 15-04-09 13:35:23, Linus Torvalds wrote:
> 
> 
> On Wed, 15 Apr 2009, Chris Mason wrote:
> > 
> > Here is another version of the data=guarded work for ext3.  The main
> > difference between this code and yesterday's is the guarded writepage
> > function now sends any newly allocated block through the old data=ordered code.
> 
> I'm inclined to apply the first two patches as infrastructure, since they 
> seem to make sense regardless of data=ordered. The ability to get a 
> callback when IO ends sounds like something that a number of cases might 
> find intriguing, and it's obviously how the actual IO has worked 
> internally anyway.
> 
> Comments?
  Yes, the first two patches look fine to me. I tried to review the third
patch yesterday but my mind has blown up when trying to track all the
possible interactions and I started doing something else to preserve last
bits of sanity ;). Will retry later...

									Honza
-- 
Jan Kara <jack@...e.cz>
SUSE Labs, CR
--
To unsubscribe from this list: send the line "unsubscribe linux-ext4" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html