From mboxrd@z Thu Jan  1 00:00:00 1970
From: Christoph Hellwig <hch@infradead.org>
Subject: Re: [git pull] vfs for rc2, part 1
Date: Wed, 18 Aug 2010 12:52:35 -0400
Message-ID: <20100818165235.GA24783@infradead.org>
References: <20100818153528.GO31363@ZenIV.linux.org.uk>
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Cc: Al Viro <viro@zeniv.linux.org.uk>, Jan Kara <jack@suse.cz>,
	linux-kernel@vger.kernel.org, linux-fsdevel@vger.kernel.org
To: Linus Torvalds <torvalds@linux-foundation.org>
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On Wed, Aug 18, 2010 at 09:44:34AM -0700, Linus Torvalds wrote:
> On Wed, Aug 18, 2010 at 8:35 AM, Al Viro <viro@zeniv.linux.org.uk> wrote:
> >
> > Jan Kara (1):
> > ? ? ?vfs: update ctime when changing the file's permission by setfacl
> 
> What dirties the inode for this case? It seems to just set i_ctime
> directly, how does it actually get written back to disk?
> 
> Or is this purely a tmpfs/shmfs issue? Maybe a comment on that would
> have been good.

Yes, that code currently is just used for in-memory filesystems. Both
the generic_acl name for the file and the vfs: prefix for the patch
are rather confusing.