From: Christoph Hellwig <hch@infradead.org>
To: Dave Chinner <david@fromorbit.com>
Cc: Christoph Hellwig <hch@infradead.org>, xfs@oss.sgi.com
Subject: Re: [PATCH 4/5] repair: don't cache large blkmap allocations
Date: Mon, 10 Oct 2011 09:22:33 -0400 [thread overview]
Message-ID: <20111010132233.GB15671@infradead.org> (raw)
In-Reply-To: <20111010001400.GO3159@dastard>
On Mon, Oct 10, 2011 at 11:14:00AM +1100, Dave Chinner wrote:
> > okay.
>
> But not unreasonable for a filesystem full of torrents ;)
I'm just wondering if it's still the right memory / overhead tradeoff
at that point.
>
> > (If only we had a non-sucky threaded memory allocator in userspace..)
>
> Perhaps we should look at the talloc code from ccan?
I'm not sure the interface is compatible enough with the kernel style
allocator we use in libxfs. Except for that it's probably worth
taking a look.
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next prev parent reply other threads:[~2011-10-10 13:22 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-10-09 23:11 [PATCH 0/5, v2] repair: sector size and blkmap fixes Dave Chinner
2011-10-09 23:11 ` [PATCH 1/5] repair: handle repair of image files on large sector size filesystems Dave Chinner
2011-10-09 23:52 ` Christoph Hellwig
2011-10-10 0:17 ` Dave Chinner
2011-10-10 0:19 ` Christoph Hellwig
2011-10-09 23:11 ` [PATCH 2/5] repair: fix some valgrind reported errors on i686 Dave Chinner
2011-10-09 23:45 ` Christoph Hellwig
2011-10-10 0:20 ` Dave Chinner
2011-10-10 13:14 ` Christoph Hellwig
2011-10-09 23:11 ` [PATCH 3/5] repair: handle memory allocation failure from blkmap_grow Dave Chinner
2011-10-09 23:51 ` Christoph Hellwig
2011-10-10 0:10 ` Dave Chinner
2011-10-09 23:11 ` [PATCH 4/5] repair: don't cache large blkmap allocations Dave Chinner
2011-10-09 23:48 ` Christoph Hellwig
2011-10-10 0:14 ` Dave Chinner
2011-10-10 13:22 ` Christoph Hellwig [this message]
2011-10-09 23:11 ` [PATCH 5/5] repair: prevent blkmap extent count overflows Dave Chinner
-- strict thread matches above, loose matches on Subject: below --
2011-10-10 1:08 [PATCH 0/5, v3] repair: sector size and blkmap fixes Dave Chinner
2011-10-10 1:08 ` [PATCH 4/5] repair: don't cache large blkmap allocations Dave Chinner
2011-10-10 14:15 ` Christoph Hellwig
2011-10-13 9:57 ` Alex Elder
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