linux-kernel - Re: [PATCH v2 1/2] ext4: Preallocation is a multiple of stripe size

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Message-ID: <20110718011315.GH2717@thunk.org>
Date:	Sun, 17 Jul 2011 21:13:15 -0400
From:	Ted Ts'o <tytso@....edu>
To:	Dan Ehrenberg <dehrenberg@...gle.com>
Cc:	Andreas Dilger <adilger.kernel@...ger.ca>,
	linux-ext4@...r.kernel.org, linux-kernel@...r.kernel.org,
	Eric Sandeen <sandeen@...hat.com>
Subject: Re: [PATCH v2 1/2] ext4: Preallocation is a multiple of stripe size

On Fri, Jul 15, 2011 at 02:41:54PM -0700, Dan Ehrenberg wrote:
> Previously, if a stripe width was provided, then it would be used
> as the preallocation granularity, with no santiy checking and no
> way to override this. Now, mb_prealloc_size defaults to the smallest
> multiple of stripe size that is greater than or equal to the old
> default mb_prealloc_size, and this can be overridden with the sysfs
> interface.
> 
> Signed-off-by: Dan Ehrenberg <dehrenberg@...gle.com>

Added to the ext4 tree, thanks!

					- Ted

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