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From: Christoph Hellwig <hch@infradead.org>
To: Dave Chinner <david@fromorbit.com>
Cc: Joe Thornber <thornber@redhat.com>,
	Mike Snitzer <snitzer@redhat.com>,
	xfs@oss.sgi.com, Christoph Hellwig <hch@infradead.org>,
	xfs-masters@oss.sgi.com,
	device-mapper development <dm-devel@redhat.com>,
	Mikulas Patocka <mpatocka@redhat.com>,
	"Alasdair G. Kergon" <agk@redhat.com>
Subject: Re: [xfs-masters]  new dm-bufio
Date: Tue, 30 Aug 2011 01:27:55 -0400	[thread overview]
Message-ID: <20110830052755.GA30730@infradead.org> (raw)
In-Reply-To: <20110830014906.GJ3162@dastard>

On Tue, Aug 30, 2011 at 11:49:06AM +1000, Dave Chinner wrote:
> 
> It's a relic from the days of Irix that we've kept around and never
> really touched because it's never shown up as a problem. Such code
> is cleaned up as we go along or as problems arise.
> 
> As it is, this patchset:
> 
> http://thread.gmane.org/gmane.linux.kernel.mm/67326
> 
> that I'm currently working on changes the shrinker API to be much
> more sane - the shrinker now has a separate "count objects"
> operation and the "scan objects" operation now returns the number of
> items freed rather than the number of items left in the cache.

I think if you find bugs like that they should be in patches separate
from the main conversion.  Especially given that the 3.2 merge window
is getting closer a first batch of patches with these fixes and some
of the preparatory icache/dcache changes that can go into linux-next
ASAP would be nice.

WARNING: multiple messages have this Message-ID (diff)
From: Christoph Hellwig <hch@infradead.org>
To: Dave Chinner <david@fromorbit.com>
Cc: Joe Thornber <thornber@redhat.com>,
	Mike Snitzer <snitzer@redhat.com>,
	xfs@oss.sgi.com, Christoph Hellwig <hch@infradead.org>,
	xfs-masters@oss.sgi.com,
	device-mapper development <dm-devel@redhat.com>,
	Mikulas Patocka <mpatocka@redhat.com>,
	"Alasdair G. Kergon" <agk@redhat.com>
Subject: Re: [xfs-masters] [dm-devel] new dm-bufio
Date: Tue, 30 Aug 2011 01:27:55 -0400	[thread overview]
Message-ID: <20110830052755.GA30730@infradead.org> (raw)
In-Reply-To: <20110830014906.GJ3162@dastard>

On Tue, Aug 30, 2011 at 11:49:06AM +1000, Dave Chinner wrote:
> 
> It's a relic from the days of Irix that we've kept around and never
> really touched because it's never shown up as a problem. Such code
> is cleaned up as we go along or as problems arise.
> 
> As it is, this patchset:
> 
> http://thread.gmane.org/gmane.linux.kernel.mm/67326
> 
> that I'm currently working on changes the shrinker API to be much
> more sane - the shrinker now has a separate "count objects"
> operation and the "scan objects" operation now returns the number of
> items freed rather than the number of items left in the cache.

I think if you find bugs like that they should be in patches separate
from the main conversion.  Especially given that the 3.2 merge window
is getting closer a first batch of patches with these fixes and some
of the preparatory icache/dcache changes that can go into linux-next
ASAP would be nice.

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  reply	other threads:[~2011-08-30  5:27 UTC|newest]

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-08-22 20:05 new dm-bufio Mikulas Patocka
2011-08-23 11:30 ` Joe Thornber
2011-08-23 11:44   ` Alasdair G Kergon
2011-08-23 14:16   ` Mikulas Patocka
2011-08-23 18:54     ` Christoph Hellwig
2011-08-29 18:53       ` Mikulas Patocka
2011-08-29 18:53         ` [dm-devel] " Mikulas Patocka
2011-08-30  1:49         ` [xfs-masters] " Dave Chinner
2011-08-30  1:49           ` [xfs-masters] [dm-devel] " Dave Chinner
2011-08-30  5:27           ` Christoph Hellwig [this message]
2011-08-30  5:27             ` Christoph Hellwig
2011-08-24 11:13     ` Joe Thornber

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