linux-kernel - Re: [PATCH] fs/locks.c: prepare for BKL removal

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Message-ID: <Pine.LNX.4.64.1009210910410.13310@cobra.newdream.net>
Date:	Tue, 21 Sep 2010 09:12:07 -0700 (PDT)
From:	Sage Weil <sage@...dream.net>
To:	Stephen Rothwell <sfr@...b.auug.org.au>
cc:	Arnd Bergmann <arnd@...db.de>, linux-kernel@...r.kernel.org,
	Matthew Wilcox <willy@...ux.intel.com>,
	Christoph Hellwig <hch@....de>,
	Trond Myklebust <trond.myklebust@....uio.no>,
	"J. Bruce Fields" <bfields@...ldses.org>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Miklos Szeredi <mszeredi@...e.cz>,
	Frederic Weisbecker <fweisbec@...il.com>,
	Ingo Molnar <mingo@...hat.com>, John Kacur <jkacur@...hat.com>,
	linux-fsdevel@...r.kernel.org, gregf@...newdream.net
Subject: Re: [PATCH] fs/locks.c: prepare for BKL removal

On Mon, 20 Sep 2010, Stephen Rothwell wrote:

> On Sun, 19 Sep 2010 20:59:01 -0700 (PDT) Sage Weil <sage@...dream.net> wrote:
> >
> > I suspect the easiest thing is to leave Ceph out of this stage of your 
> > series, I'll switch lock_kernel() to lock_flocks() once that exists 
> > upstream.  Unless there is a better way? 
> 
> Maybe someone could write a trivial implementation of lock_flocks() (i.e.
> one that does not make any changes to behaviour) and ask Linus to take it
> now in preparation for the next merge window (he has done that before).
> That way, more of this could be put into individual other trees and avoid
> more conflicts ...

This sounds like the easiest solution to me.  Something as simple as

#define lock_flocks lock_kernel
#define unlock_flocks unlock_kernel

in fs.h?
sage
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