linux-ext4 - Re: [PATCH 1/4] fs: split update_time() into update_time() and write

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Message-ID: <20141125170100.GA1553@infradead.org>
Date:	Tue, 25 Nov 2014 09:01:00 -0800
From:	Christoph Hellwig <hch@...radead.org>
To:	dsterba@...e.cz, Christoph Hellwig <hch@...radead.org>,
	Theodore Ts'o <tytso@....edu>, linux-fsdevel@...r.kernel.org,
	Ext4 Developers List <linux-ext4@...r.kernel.org>,
	xfs@....sgi.com, linux-btrfs@...r.kernel.org
Subject: Re: [PATCH 1/4] fs: split update_time() into update_time() and
 write_time()

On Tue, Nov 25, 2014 at 04:51:41PM +0100, David Sterba wrote:
> Does not work because the security.* and system.* namespaces do not call
> the permission() hook, so no patch. However, if the proposed
> inode_is_readonly callback is merged, we can replace the btrfs-specific
> checks with is_readonly check in xattr_permission().

I think that patch should go first in the series.  But I really need to
find some time to review the whole thing before commenting with profound
half-knowledge..
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