linux-kernel - Re: per BDI dirty limit (was Re: -mm merge plans for 2.6.24)

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Message-Id: <1193412147.27652.2.camel@twins>
Date:	Fri, 26 Oct 2007 17:22:27 +0200
From:	Peter Zijlstra <peterz@...radead.org>
To:	Kay Sievers <kay.sievers@...y.org>
Cc:	Nick Piggin <nickpiggin@...oo.com.au>,
	Andrew Morton <akpm@...ux-foundation.org>,
	linux-kernel@...r.kernel.org, Jens Axboe <jens.axboe@...cle.com>,
	Fengguang Wu <fengguang.wu@...il.com>, greg@...ah.com,
	Trond Myklebust <trond.myklebust@....uio.no>,
	Miklos Szeredi <miklos@...redi.hu>
Subject: Re: per BDI dirty limit (was Re: -mm merge plans for 2.6.24)

On Fri, 2007-10-26 at 17:10 +0200, Kay Sievers wrote:
> On Fri, 2007-10-26 at 16:48 +0200, Peter Zijlstra wrote:
> 
> > I appreciate the sysfs people their opinion that /sys/bdi/ might not be the
> > best from their POV, however I'm not seeing where to hook the BDI object from
> > so that it all makes sense, a few of the things are currently not exposed in
> > sysfs at all, like the NFS and FUSE things.
> 
> What happended to the idea to create a "bdi" class, and have the
> existing devices as parents, and for stuff that is not (not now, or
> never) in sysfs, no parent is set.

Must have forgotten about that, mainly because I'm not sure I fully
understand it.

So we create a class, create these objects, which are all called bdi and
have children with these attributes in it.

Now, I supposed there is a directory that lists all unparented thingies,
how do I locate the one that matches my nfs mount?



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