linux-kernel - Re: [PATCH V2] hfsplus: Add an ioctl to bless files

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Message-ID: <20120207132523.GA3131@infradead.org>
Date:	Tue, 7 Feb 2012 08:25:23 -0500
From:	Christoph Hellwig <hch@...radead.org>
To:	Matthew Garrett <mjg@...hat.com>
Cc:	hch@...radead.org, linux-fsdevel@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH V2] hfsplus: Add an ioctl to bless files

On Mon, Feb 06, 2012 at 03:14:40PM -0500, Matthew Garrett wrote:
> Making an hfsplus partition bootable requires the ability to "bless" a
> file by putting its inode number in the volume header. Doing this from
> userspace on a mounted filesystem is impractical since the kernel will
> write back the original values on unmount. Add an ioctl to allow userspace
> to update the volume header information based on the target file.
> 
> Signed-off-by: Matthew Garrett <mjg@...hat.com>

Looks good, thanks.
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