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

2006-12-08 Thread Nikolai Joukov
> They are defined but unused in 2.6.19, right? I can't see anywhere > in the 2.6.19 ext2/3/4/reiser trees that actually those flags, > including setting and retrieving them from disk. JFS i can see > sets, clears and retreives them, but not the fielsystems you > mention. Though I might just be bli

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

2006-12-06 Thread Nathan Scott
On Thu, 2006-12-07 at 12:44 +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 You do need t

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

2006-12-06 Thread Josef Sipek
On Wed, Dec 06, 2006 at 07:14:58PM -0800, Nicholas Miell wrote: > On Thu, 2006-12-07 at 13:49 +1100, David Chinner wrote: > > 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 th

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

2006-12-06 Thread Nathan Scott
On Wed, 2006-12-06 at 20:11 +1100, David Chinner wrote: > ... > If all we need to add to XFS is support for those flags, then XFS > support would be trivial to add. > > Oh, damn. I take that back. We're almost out of flag space in the on > disk inode - these two flags would use the last 2 flag bit

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

2006-12-06 Thread Nicholas Miell
On Thu, 2006-12-07 at 13:49 +1100, David Chinner wrote: > 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

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

2006-12-06 Thread David Chinner
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

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

2006-12-06 Thread Josef Sipek
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

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

2006-12-06 Thread David Chinner
On Wed, Dec 06, 2006 at 07:56:19PM -0500, Josef Sipek wrote: > On Wed, Dec 06, 2006 at 08:11:00PM +1100, David Chinner wrote: > > They are defined but unused in 2.6.19, right? I can't see anywhere > > in the 2.6.19 ext2/3/4/reiser trees that actually those flags, > > including setting and retrievin

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

2006-12-06 Thread Josef Sipek
On Wed, Dec 06, 2006 at 08:11:00PM +1100, David Chinner wrote: > They are defined but unused in 2.6.19, right? I can't see anywhere > in the 2.6.19 ext2/3/4/reiser trees that actually those flags, > including setting and retrieving them from disk. JFS i can see > sets, clears and retreives them, bu

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

2006-12-06 Thread David Chinner
On Tue, Dec 05, 2006 at 11:41:28AM -0500, Nikolai Joukov wrote: > > > As we promised on the linux-ext4 list on October 31, here is the patch > > > that adds secure deletion via a trash-bin functionality for ext4. It is a > > > compromise solution that combines secure deletion with the trash-bin >

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

2006-12-05 Thread Nikolai Joukov
> > As we promised on the linux-ext4 list on October 31, here is the patch > > that adds secure deletion via a trash-bin functionality for ext4. It is a > > compromise solution that combines secure deletion with the trash-bin support > > (the latter had been requested by even more people than the

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

2006-12-04 Thread David Chinner
On Mon, Dec 04, 2006 at 01:33:55PM -0500, Nikolai Joukov wrote: > As we promised on the linux-ext4 list on October 31, here is the patch > that adds secure deletion via a trash-bin functionality for ext4. It is a > compromise solution that combines secure deletion with the trash-bin support > (the