linux-ext4 - Re: booked-page-flag.patch

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Message-ID: <20070216121738.GR10715@schatzie.adilger.int>
Date:	Fri, 16 Feb 2007 05:17:38 -0700
From:	Andreas Dilger <adilger@...sterfs.com>
To:	Eric Sandeen <sandeen@...hat.com>
Cc:	Andrew Morton <akpm@...ux-foundation.org>,
	Theodore Ts'o <tytso@....edu>, Alex Tomas <alex@...sterfs.com>,
	"linux-ext4@...r.kernel.org" <linux-ext4@...r.kernel.org>
Subject: Re: booked-page-flag.patch

On Feb 15, 2007  09:18 -0800, Eric Sandeen wrote:
> This was for the delayed allocation patchset, right; and by managing 
> this at the page level that means we can't do this for block size < page 
> size, I think...

We could always disable delayed allocation in the PAGE_SIZE != blocksize
case.  It would be no worse than what we have now, and for IO performance
you need larger blocksize anyways.

Cheers, Andreas
--
Andreas Dilger
Principal Software Engineer
Cluster File Systems, Inc.

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