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From: Artem Bityutskiy <dedekind1@gmail.com>
To: Andrew Morton <akpm@linux-foundation.org>
Cc: Al Viro <viro@ZenIV.linux.org.uk>,
	LKML <linux-kernel@vger.kernel.org>,
	Jens Axboe <jens.axboe@oracle.com>,
	linux-fsdevel@vger.kernel.org,
	Roman Zippel <zippel@linux-m68k.org>,
	"Tigran A. Aivazian" <tigran@aivazian.fsnet.co.uk>,
	Chris Mason <chris.mason@oracle.com>,
	Boaz Harrosh <bharrosh@panasas.com>,
	linux-ext4@vger.kernel.org, Theodore Ts'o <tytso@mit.edu>,
	OGAWA Hirofumi <hirofumi@mail.parknet.co.jp>,
	David Woodhouse <dwmw2@infradead.org>,
	reiserfs-devel@vger.kernel.org, Jan Kara <jack@suse.cz>,
	Evgeniy Dushistov <dushistov@mail.ru>
Subject: Re: [PATCHv4 01/17] VFS: introduce helpers for the s_dirty flag
Date: Sat, 29 May 2010 11:11:50 +0300	[thread overview]
Message-ID: <1275120710.2668.20.camel@localhost.localdomain> (raw)
In-Reply-To: <20100528141755.42958d81.akpm@linux-foundation.org>

On Fri, 2010-05-28 at 14:17 -0700, Andrew Morton wrote:
> On Fri, 28 May 2010 22:14:32 +0100
> Al Viro <viro@ZenIV.linux.org.uk> wrote:
> 
> > On Fri, May 28, 2010 at 01:23:18PM -0700, Andrew Morton wrote:
> > 
> > > A more conventional and superior naming scheme is
> > > subsystemid_specific_function_identifier().  eg, bio_add_page() instead
> > > of add_page_to_bio().
> > > 
> > > So these want to be sb_mark_dirty(), etc.
> > > 
> > > Being very old code written by very yound people, the VFS kinda ignores
> > > that convention, but it doesn't hurt to use it for new code.
> > > 
> > > Feel free to ignore me if that's too much of a PITA ;)
> > 
> > The real issue is that it's almost certainly an overdesign.  Let's
> > get rid of the bogus uses first and figure out what's happening in
> > what remains, OK?
> 
> That would be good.

Yes, I just mechanically introduced the wrappers to all FS-es. But as
per Al's request, I am going to try looking at how FSwe use it and
validate the usage. It'll take some time as this stuff is my background
task. Will see.

> > I have no problems with doing such wrappers, but if we touch every
> > place using ->s_dirt anyway, let's at least take a good look at them.
> 
> When adding wrappers we should also rename ->s_dirt (say, to __s_dirt)
> to catch out any unconverted code.

Right, I did this in the following patch:
	[PATCHv4 16/17] VFS: rename s_dirt to s_dirty

I thought that adding a leading '_' is not very neat, so added 'y' at
the end.

-- 
Best Regards,
Artem Bityutskiy (Артём Битюцкий)

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  reply	other threads:[~2010-05-29  8:11 UTC|newest]

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <1274795352-3551-1-git-send-email-dedekind1@gmail.com>
2010-05-25 13:48 ` [PATCHv4 01/17] VFS: introduce helpers for the s_dirty flag Artem Bityutskiy
2010-05-28 20:23   ` Andrew Morton
2010-05-28 21:14     ` Al Viro
2010-05-28 21:17       ` Andrew Morton
2010-05-29  8:11         ` Artem Bityutskiy [this message]
2010-06-09 15:44         ` tytso
2010-06-09 15:49           ` Artem Bityutskiy
2010-06-09 16:31           ` Andrew Morton
2010-06-09 22:33             ` Al Viro
2010-05-29  7:59     ` Artem Bityutskiy
2010-05-25 13:49 ` [PATCHv4 06/17] EXT2: do not manipulate s_dirt directly Artem Bityutskiy
2010-05-25 13:49 ` [PATCHv4 07/17] EXT4: " Artem Bityutskiy

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