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From: Christoph Hellwig <hch@lst.de>
To: Brian Foster <bfoster@redhat.com>
Cc: Christoph Hellwig <hch@lst.de>, linux-xfs@vger.kernel.org
Subject: Re: [PATCH 1/4] xfs: don't fail xfs_extent_busy allocation
Date: Sat, 4 Feb 2017 10:50:40 +0100	[thread overview]
Message-ID: <20170204095040.GA18472@lst.de> (raw)
In-Reply-To: <20170203152052.GB45388@bfoster.bfoster>

On Fri, Feb 03, 2017 at 10:20:52AM -0500, Brian Foster wrote:
> On Sun, Jan 29, 2017 at 07:43:38PM +0100, Christoph Hellwig wrote:
> > We don't just need the structure to track busy extents which can be
> > avoided with a synchronous transaction, but also to keep track of
> > pending discard.
> > 
> > Signed-off-by: Christoph Hellwig <hch@lst.de>
> > ---
> 
> Looks fine, though I wonder if we should create a kmem_cache similar to
> all of the other log item structures and whatnot...

Using the isolation of a slab cache for such a short lived structure
seems counter productive.

  reply	other threads:[~2017-02-04  9:50 UTC|newest]

Thread overview: 24+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-01-29 18:43 improve busy extent handling and add async discard support Christoph Hellwig
2017-01-29 18:43 ` [PATCH 1/4] xfs: don't fail xfs_extent_busy allocation Christoph Hellwig
2017-02-03 15:20   ` Brian Foster
2017-02-04  9:50     ` Christoph Hellwig [this message]
2017-02-06 16:43       ` Brian Foster
2017-02-07  9:42         ` Christoph Hellwig
2017-01-29 18:43 ` [PATCH 2/4] xfs: improve handling of busy extents in the low-level allocator Christoph Hellwig
2017-02-03 15:22   ` Brian Foster
2017-02-04  9:54     ` Christoph Hellwig
2017-02-03 16:22   ` Brian Foster
2017-02-04  9:56     ` Christoph Hellwig
2017-02-06 16:47       ` Brian Foster
2017-02-07  9:43         ` Christoph Hellwig
2017-02-07 13:13           ` Brian Foster
2017-02-07 15:45             ` Christoph Hellwig
2017-01-29 18:43 ` [PATCH 3/4] xfs: improve busy extent sorting Christoph Hellwig
2017-02-03 15:22   ` Brian Foster
2017-02-04  9:58     ` Christoph Hellwig
2017-01-29 18:43 ` [PATCH 4/4] xfs: don't block the log commit handler for discards Christoph Hellwig
2017-02-03 16:22   ` Brian Foster
2017-02-04  9:59     ` Christoph Hellwig
2017-02-06 16:49       ` Brian Foster
2017-02-07  9:50         ` Christoph Hellwig
2017-02-05 17:11 improve busy extent handling and add async discard support V2 Christoph Hellwig
2017-02-05 17:11 ` [PATCH 1/4] xfs: don't fail xfs_extent_busy allocation Christoph Hellwig

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