linux-kernel - Re: [Patch 05/18] fs/logfs/dir.c

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Date:	Wed, 8 Aug 2007 19:15:54 +0200
From:	Jörn Engel <joern@...fs.org>
To:	Artem Bityutskiy <dedekind@...radead.org>
Cc:	Jörn Engel <joern@...fs.org>, akpm@...l.org,
	Arnd Bergmann <arnd@...db.de>, linux-kernel@...r.kernel.org,
	linux-mtd@...ts.infradead.org, linux-fsdevel@...r.kernel.org,
	Thomas Gleixner <tglx@...utronix.de>,
	David Woodhouse <dwmw2@...radead.org>
Subject: Re: [Patch 05/18] fs/logfs/dir.c

On Wed, 8 August 2007 20:07:34 +0300, Artem Bityutskiy wrote:
> On Wed, 2007-08-08 at 18:16 +0200, Jörn Engel wrote:
> > +static inline void logfs_inc_count(struct inode *inode)
> > +{
> > +	inode->i_nlink++;
> > +	mark_inode_dirty_sync(inode);
> > +}
> > +
> > +static inline void logfs_dec_count(struct inode *inode)
> > +{
> > +	inode->i_nlink--;
> > +	mark_inode_dirty_sync(inode);
> > +}
> include/linux/fs.h: inode_inc_link_count() inode_dec_link_count() do
> this. Although not sure they exist in the old kernel your patches are
> against.

Almost, they call mark_inode_dirty() instead of mark_inode_dirty_sync().
I wonder if that's necessary.

Jörn

-- 
Measure. Don't tune for speed until you've measured, and even then
don't unless one part of the code overwhelms the rest.
-- Rob Pike
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