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From: Phillip Susi <psusi@ubuntu.com>
To: Theodore Ts'o <tytso@mit.edu>
Cc: "Dr. Tilmann Bubeck" <t.bubeck@reinform.de>, linux-ext4@vger.kernel.org
Subject: Re: Use EXT4_BOOT_LOADER_INO for boot loader GRUB?
Date: Tue, 05 Feb 2013 21:15:40 -0500	[thread overview]
Message-ID: <5111BCCC.70709@ubuntu.com> (raw)
In-Reply-To: <20130126184927.GB20005@thunk.org>

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On 01/26/2013 01:49 PM, Theodore Ts'o wrote:
> What I'm thinking about is a new ioctl that would swap the i_block
> and i_blocks array of the BOOT_LOADER_INO and the file descriptor.
> That is, if there were any blocks attached to the boot_loader_ino,
> they would become attached to the inode associated with the file 
> descriptor, and the blocks associated with that inode would be 
> attached to inode #5.

Isn't that what the new defrag ioctl does already?  So you just need a
way to open the reserved and unnamed inode to call the ioctl on.


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  reply	other threads:[~2013-02-06  2:15 UTC|newest]

Thread overview: 11+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-01-25  8:18 Use EXT4_BOOT_LOADER_INO for boot loader GRUB? Dr. Tilmann Bubeck
2013-01-26 18:49 ` Theodore Ts'o
2013-02-06  2:15   ` Phillip Susi [this message]
2013-02-19 21:15   ` Dr. Tilmann Bubeck
2013-03-18 13:26   ` Dr. Tilmann Bubeck
2013-03-18 13:51     ` Theodore Ts'o
2013-04-07  2:47     ` [PATCH -v3] ext4: implementation of a new ioctl called EXT4_IOC_SWAP_BOOT Theodore Ts'o
2013-04-07 17:09       ` Andreas Dilger
2013-04-07 19:48         ` Theodore Ts'o
2013-04-07 21:29           ` Andreas Dilger
2013-04-07 18:43       ` Dr. Tilmann Bubeck

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