linux-ext4 - Re: [RFC][PATCH] Secure Deletion and Trash-Bin Support for Ext4

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Message-ID: <20061207024944.GM44411608@melbourne.sgi.com>
Date:	Thu, 7 Dec 2006 13:49:44 +1100
From:	David Chinner <dgc@....com>
To:	Josef Sipek <jsipek@....cs.sunysb.edu>
Cc:	David Chinner <dgc@....com>, Nikolai Joukov <kolya@...sunysb.edu>,
	linux-fsdevel@...r.kernel.org, linux-ext4@...r.kernel.org
Subject: Re: [RFC][PATCH] Secure Deletion and Trash-Bin Support for Ext4

On Wed, Dec 06, 2006 at 09:35:30PM -0500, Josef Sipek wrote:
> On Thu, Dec 07, 2006 at 12:44:27PM +1100, David Chinner wrote:
> > Maybe we should be using EAs for this sort of thing instead of flags
> > on the inode? If we keep adding inode flags for generic features
> > then we are going to force more than just XFS into inode format
> > changes eventually....
> 
> Aren't EAs slow? Maybe not on XFS but on other filesystems...

Only when they don't fit in the inode itself and extra
disk seeks are needed to retrieve them.

Cheers,

Dave.
-- 
Dave Chinner
Principal Engineer
SGI Australian Software Group
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